diff --git a/www/librewolf/Makefile b/www/librewolf/Makefile
index 2c65b8dac8..9ea0545e03 100644
--- a/www/librewolf/Makefile
+++ b/www/librewolf/Makefile
@@ -1,18 +1,19 @@
 PORTNAME=	librewolf
-DISTVERSION=	109.0.1.2
-PORTREVISION=	10
+DISTVERSION=	117.0.1-1
 CATEGORIES=	www wayland
-MASTER_SITES=	https://gitlab.com/api/v4/projects/32320088/packages/generic/librewolf-source/${DISTVERSION:R}-2/
-DISTNAME=	${PORTNAME}-${DISTVERSION:R}-2.source.
+MASTER_SITES=	https://gitlab.com/api/v4/projects/32320088/packages/generic/librewolf-source/${DISTVERSION:R}-1/
+DISTNAME=	${PORTNAME}-${DISTVERSION:R}-1.source.
 EXTRACT_SUFX=	tar.gz
 
-PATCH_SITES=	https://gitlab.com/librewolf-community/browser/source/-/raw/d114d4f8e8271adcb854082060c387b16ac56352/
+PATCH_SITES=	https://gitlab.com/librewolf-community/browser/source/-/raw/5a211f7bad8dcf188a96b408cc143082df8d30a8/
 PATCHFILES=	patches/unity_kde/unity-menubar.patch?inline=false:-p1
-
 MAINTAINER=	freebsd@sysctl.cz
 COMMENT=	Custom version of Firefox, focused on privacy, security and freedom
 WWW=		https://librewolf.net/
 
+LICENSE=	MPL20
+LICENSE_FILE=	${WRKSRC}/LICENSE
+
 BUILD_DEPENDS=	nspr>=4.32:devel/nspr \
 		nss>=3.84:security/nss \
 		icu>=71.1:devel/icu \
@@ -74,7 +75,7 @@ MOZ_OPTIONs=	--enable-application=browser \
 		MOZ_SERVICES_HEALTHREPORT=0
 
 # helpful when testing beta
-WRKSRC=		${WRKDIR}/${PORTNAME}-${DISTVERSION:R}-2
+WRKSRC=		${WRKDIR}/${PORTNAME}-${DISTVERSION:R}-1
 
 FIREFOX_ICON_SRC=	${PREFIX}/lib/${MOZILLA}/browser/chrome/icons/default/default48.png
 FIREFOX_DESKTOP=	${MOZSRC}/taskcluster/docker/firefox-snap/firefox.desktop
diff --git a/www/librewolf/distinfo b/www/librewolf/distinfo
index 4f9c20f62b..ff9232ec3d 100644
--- a/www/librewolf/distinfo
+++ b/www/librewolf/distinfo
@@ -1,5 +1,5 @@
-TIMESTAMP = 1676816988
-SHA256 (librewolf-109.0.1-2.source.tar.gz) = 33573e6286334a2322bf39f573b5e9fbc526127fa04806b388a796e706dbdd87
-SIZE (librewolf-109.0.1-2.source.tar.gz) = 821281100
-SHA256 (patches/unity_kde/unity-menubar.patch?inline=false) = 2c3d1a778fa07a15a21232b84c6c598330d5a38cfe8f0ec602aee66ac204b8e0
+TIMESTAMP = 1696616618
+SHA256 (librewolf-117.0-1.source.tar.gz) = 446e9479547dceda58cbcdc2f9f503539086ddb193c8b1206b7c736cd56e44c3
+SIZE (librewolf-117.0-1.source.tar.gz) = 903353725
+SHA256 (patches/unity_kde/unity-menubar.patch?inline=false) = ff6e224ed0eb3c9d4c3ae92acd9cd04d750e0bcc6be1fa64ccc1317abcc13711
 SIZE (patches/unity_kde/unity-menubar.patch?inline=false) = 163548
diff --git a/www/librewolf/files/patch-addon-search b/www/librewolf/files/patch-addon-search
index f9d788fbad..b6dbf7924b 100644
--- a/www/librewolf/files/patch-addon-search
+++ b/www/librewolf/files/patch-addon-search
@@ -2,7 +2,7 @@ https://github.com/mozilla/addons/issues/708
 https://github.com/mozilla/addons-frontend/issues/4610
 
 diff --git browser/app/profile/firefox.js browser/app/profile/firefox.js
-index af08811..77a3b18 100644
+index 621900f90fc1..401ef9074bd0 100644
 --- browser/app/profile/firefox.js
 +++ browser/app/profile/firefox.js
 @@ -38,7 +38,7 @@ pref("extensions.postDownloadThirdPartyPrompt", true);
@@ -14,7 +14,7 @@ index af08811..77a3b18 100644
  pref("extensions.getAddons.link.url", "https://addons.mozilla.org/%LOCALE%/firefox/");
  pref("extensions.getAddons.langpacks.url", "https://services.addons.mozilla.org/api/v4/addons/language-tools/?app=firefox&type=language&appversion=%VERSION%");
  pref("extensions.getAddons.discovery.api_url", "https://services.addons.mozilla.org/api/v4/discovery/?lang=%LOCALE%&edition=%DISTRIBUTION%");
-@@ -193,8 +193,8 @@ pref("app.update.langpack.enabled", true);
+@@ -204,8 +204,8 @@ pref("app.update.langpack.enabled", true);
  //  .. etc ..
  //
  pref("extensions.update.enabled", true);
@@ -25,24 +25,24 @@ index af08811..77a3b18 100644
  pref("extensions.update.interval", 86400);  // Check for updates to Extensions and
                                              // Themes every day
  
-diff --git toolkit/mozapps/extensions/internal/AddonRepository.jsm toolkit/mozapps/extensions/internal/AddonRepository.jsm
-index 661c902..a41b32f 100644
---- toolkit/mozapps/extensions/internal/AddonRepository.jsm
-+++ toolkit/mozapps/extensions/internal/AddonRepository.jsm
-@@ -592,7 +592,7 @@ var AddonRepository = {
+diff --git toolkit/mozapps/extensions/internal/AddonRepository.sys.mjs toolkit/mozapps/extensions/internal/AddonRepository.sys.mjs
+index f906f244b658..7bb2eb6697c6 100644
+--- toolkit/mozapps/extensions/internal/AddonRepository.sys.mjs
++++ toolkit/mozapps/extensions/internal/AddonRepository.sys.mjs
+@@ -596,7 +596,7 @@ export var AddonRepository = {
        addon.version = String(aEntry.current_version.version);
        if (Array.isArray(aEntry.current_version.files)) {
          for (let file of aEntry.current_version.files) {
 -          if (file.platform == "all" || file.platform == lazy.PLATFORM) {
 +          if (file.platform == "all" || file.platform == "linux" || file.platform == lazy.PLATFORM) {
              if (file.url) {
-               addon.sourceURI = NetUtil.newURI(file.url);
+               addon.sourceURI = lazy.NetUtil.newURI(file.url);
              }
 diff --git toolkit/mozapps/extensions/internal/XPIDatabase.jsm toolkit/mozapps/extensions/internal/XPIDatabase.jsm
-index f8c99c7..c6ba8a1 100644
+index 03186dad43a4..4053fc6f2702 100644
 --- toolkit/mozapps/extensions/internal/XPIDatabase.jsm
 +++ toolkit/mozapps/extensions/internal/XPIDatabase.jsm
-@@ -520,7 +520,7 @@ class AddonInternal {
+@@ -634,7 +634,7 @@ class AddonInternal {
      // Something is causing errors in here
      try {
        for (let platform of this.targetPlatforms) {
diff --git a/www/librewolf/files/patch-bug1504834_comment5 b/www/librewolf/files/patch-bug1504834_comment5
index 4d4886823f..b9897e0b7f 100644
--- a/www/librewolf/files/patch-bug1504834_comment5
+++ b/www/librewolf/files/patch-bug1504834_comment5
@@ -37,10 +37,8 @@ index 6b3bdc7..7c6c342 100644
  
    // The following values are OS and endian-independent synonyms.
    //
-diff --git gfx/skia/skia/third_party/skcms/skcms.cc gfx/skia/skia/third_party/skcms/skcms.cc
-index 6b4d87b..7c0559d 100644
---- gfx/skia/skia/third_party/skcms/skcms.cc
-+++ gfx/skia/skia/third_party/skcms/skcms.cc
+--- gfx/skia/skia/modules/skcms/skcms.cc.orig
++++ gfx/skia/skia/modules/skcms/skcms.cc
 @@ -30,6 +30,8 @@
          #include <avx512fintrin.h>
          #include <avx512dqintrin.h>
@@ -49,8 +47,8 @@ index 6b4d87b..7c0559d 100644
 +    #define SKCMS_PORTABLE
  #endif
  
- // sizeof(x) will return size_t, which is 32-bit on some machines and 64-bit on others.
-@@ -280,20 +282,28 @@ enum {
+ static bool runtime_cpu_detection = true;
+@@ -324,20 +326,28 @@
  static uint16_t read_big_u16(const uint8_t* ptr) {
      uint16_t be;
      memcpy(&be, ptr, sizeof(be));
diff --git a/www/librewolf/files/patch-bug1504834_comment9 b/www/librewolf/files/patch-bug1504834_comment9
deleted file mode 100644
index c3d149ffa3..0000000000
--- a/www/librewolf/files/patch-bug1504834_comment9
+++ /dev/null
@@ -1,49 +0,0 @@
-https://bugzilla.mozilla.org/show_bug.cgi?id=1504834#c9
-https://bugzilla.mozilla.org/attachment.cgi?id=9111146
-mozilla-bmo1504834-part3.patch
-
-
-# HG changeset patch
-# Parent  aecb4600e5da17443b224c79eee178c1d8e155e3
-For FF68, AntiAliasing of XULTexts seem to be broken on big endian (s390x). Text and icons of the sandwich-menu to the
-right of the address bar, as well as plugin-windows appears transparant, which usually means unreadable (white on white).
-
-diff -r aecb4600e5da gfx/skia/skia/include/private/SkNx.h
---- gfx/skia/skia/include/private/SkNx.h	Tue Aug 20 09:46:55 2019 +0200
-+++ gfx/skia/skia/include/private/SkNx.h	Mon Sep 09 10:04:06 2019 +0200
-@@ -238,7 +238,18 @@
-     AI SkNx operator*(const SkNx& y) const { return fVal * y.fVal; }
-     AI SkNx operator/(const SkNx& y) const { return fVal / y.fVal; }
- 
-+    // On Big endian the commented out variant doesn't work,
-+    // and honestly, I have no idea why it exists in the first place.
-+    // The reason its broken is, I think, that it defaults to the double-variant of ToBits()
-+    // which gets a 64-bit integer, and FromBits returns 32-bit,
-+    // cutting off the wrong half again.
-+    // Overall, I see no reason to have ToBits and FromBits at all (even for floats/doubles).
-+    // Still we are only "fixing" this for big endian and leave little endian alone (never touch a running system)
-+#ifdef SK_CPU_BENDIAN
-+    AI SkNx operator&(const SkNx& y) const { return fVal & y.fVal; }
-+#else
-     AI SkNx operator&(const SkNx& y) const { return FromBits(ToBits(fVal) & ToBits(y.fVal)); }
-+#endif
-     AI SkNx operator|(const SkNx& y) const { return FromBits(ToBits(fVal) | ToBits(y.fVal)); }
-     AI SkNx operator^(const SkNx& y) const { return FromBits(ToBits(fVal) ^ ToBits(y.fVal)); }
- 
-diff -r aecb4600e5da gfx/skia/skia/src/opts/SkBlitMask_opts.h
---- gfx/skia/skia/src/opts/SkBlitMask_opts.h	Tue Aug 20 09:46:55 2019 +0200
-+++ gfx/skia/skia/src/opts/SkBlitMask_opts.h	Mon Sep 09 10:04:06 2019 +0200
-@@ -203,7 +203,13 @@
-             //   ~~~>
-             // a = 1*aa + d(1-1*aa) = aa + d(1-aa)
-             // c = 0*aa + d(1-1*aa) =      d(1-aa)
-+
-+            // For big endian we have to swap the alpha-mask from 0,0,0,255 to 255,0,0,0
-+#ifdef SK_CPU_BENDIAN
-+            return Sk4px(Sk16b(aa) & Sk16b(255,0,0,0, 255,0,0,0, 255,0,0,0, 255,0,0,0))
-+#else
-             return Sk4px(Sk16b(aa) & Sk16b(0,0,0,255, 0,0,0,255, 0,0,0,255, 0,0,0,255))
-+#endif
-                  + d.approxMulDiv255(aa.inv());
-         };
-         while (h --> 0) {
diff --git a/www/librewolf/files/patch-bug1559213 b/www/librewolf/files/patch-bug1559213
index 49bbb0fb05..516328d61a 100644
--- a/www/librewolf/files/patch-bug1559213
+++ b/www/librewolf/files/patch-bug1559213
@@ -11,10 +11,10 @@ Date:   Thu Jun 13 11:53:00 2019 -0700
  4 files changed, 34 insertions(+), 3 deletions(-)
 
 diff --git config/external/moz.build config/external/moz.build
-index ab77121..75595d9 100644
+index a0877c9d717e..5caa2036e0ec 100644
 --- config/external/moz.build
 +++ config/external/moz.build
-@@ -49,8 +49,9 @@ if not CONFIG["MOZ_SYSTEM_LIBVPX"]:
+@@ -45,8 +45,9 @@ if not CONFIG["MOZ_SYSTEM_LIBVPX"]:
      external_dirs += ["media/libvpx"]
  
  if CONFIG["MOZ_AV1"]:
@@ -27,10 +27,10 @@ index ab77121..75595d9 100644
  if not CONFIG["MOZ_SYSTEM_PNG"]:
      external_dirs += ["media/libpng"]
 diff --git config/system-headers.mozbuild config/system-headers.mozbuild
-index a1b58eb..65729f9 100644
+index d9489c8f15e4..4d2f15e18c1c 100644
 --- config/system-headers.mozbuild
 +++ config/system-headers.mozbuild
-@@ -1289,6 +1289,14 @@ if CONFIG['MOZ_ENABLE_LIBPROXY']:
+@@ -1291,6 +1291,14 @@ if CONFIG['MOZ_ENABLE_LIBPROXY']:
          'proxy.h',
      ]
  
@@ -46,10 +46,10 @@ index a1b58eb..65729f9 100644
      system_headers += [
          'vpx_mem/vpx_mem.h',
 diff --git dom/media/platforms/moz.build dom/media/platforms/moz.build
-index 8509aec..eb6f129 100644
+index c71f22a22eee..efbd523b1225 100644
 --- dom/media/platforms/moz.build
 +++ dom/media/platforms/moz.build
-@@ -78,6 +78,11 @@ if CONFIG["MOZ_AV1"]:
+@@ -80,6 +80,11 @@ if CONFIG["MOZ_AV1"]:
          "agnostic/AOMDecoder.cpp",
          "agnostic/DAV1DDecoder.cpp",
      ]
@@ -62,33 +62,33 @@ index 8509aec..eb6f129 100644
  if CONFIG["MOZ_OMX"]:
      EXPORTS += [
 diff --git media/ffvpx/libavcodec/moz.build media/ffvpx/libavcodec/moz.build
-index 0069865..e806fc8 100644
---- media/ffvpx/libavcodec/moz.build.orig
+index 5675c28234a1..56344e5e4c98 100644
+--- media/ffvpx/libavcodec/moz.build
 +++ media/ffvpx/libavcodec/moz.build
-@@ -108,10 +108,14 @@
-         'vp9prob.c',
-         'vp9recon.c'
+@@ -109,10 +109,14 @@ if not CONFIG['MOZ_FFVPX_AUDIOONLY']:
+         'vp9recon.c',
+         'vpx_rac.c',
      ]
 -    USE_LIBS += [
 -        'dav1d',
 -        'media_libdav1d_asm',
 -    ]
 +    if CONFIG["MOZ_SYSTEM_AV1"]:
-+      CFLAGS += CONFIG['MOZ_SYSTEM_LIBDAV1D_CFLAGS']
-+      OS_LIBS += CONFIG['MOZ_SYSTEM_LIBDAV1D_LIBS']
++        CFLAGS += CONFIG['MOZ_SYSTEM_LIBDAV1D_CFLAGS']
++        OS_LIBS += CONFIG['MOZ_SYSTEM_LIBDAV1D_LIBS']
 +    else:
-+      USE_LIBS += [
-+          'dav1d',
-+          'media_libdav1d_asm',
-+      ]
-     if CONFIG['MOZ_WAYLAND']:
++        USE_LIBS += [
++            'dav1d',
++            'media_libdav1d_asm',
++        ]
+     if CONFIG["MOZ_WIDGET_TOOLKIT"] == "gtk":
          LOCAL_INCLUDES += ['/media/mozva']
          SOURCES += [
 diff --git toolkit/moz.configure toolkit/moz.configure
-index 0069865..e806fc8 100644
+index 2e56fa46ce59..23e30935c4bc 100644
 --- toolkit/moz.configure
 +++ toolkit/moz.configure
-@@ -523,7 +523,23 @@ def av1(value):
+@@ -745,7 +745,23 @@ def av1(value):
          return True
  
  
@@ -113,7 +113,7 @@ index 0069865..e806fc8 100644
  def dav1d_asm(target):
      if target.cpu in ("aarch64", "x86", "x86_64"):
          return True
-@@ -539,6 +555,7 @@ set_config("MOZ_DAV1D_ASM", dav1d_asm)
+@@ -761,6 +777,7 @@ set_config("MOZ_DAV1D_ASM", dav1d_asm)
  set_define("MOZ_DAV1D_ASM", dav1d_asm)
  set_config("MOZ_AV1", av1)
  set_define("MOZ_AV1", av1)
diff --git a/www/librewolf/files/patch-bug1640982 b/www/librewolf/files/patch-bug1640982
deleted file mode 100644
index 5ad0fbad6c..0000000000
--- a/www/librewolf/files/patch-bug1640982
+++ /dev/null
@@ -1,17 +0,0 @@
-Unbreak build with Rust 1.45.0
-
-error: options `-C embed-bitcode=no` and `-C lto` are incompatible
-
-diff --git config/makefiles/rust.mk config/makefiles/rust.mk
-index 75570d3..94ec33f 100644
---- config/makefiles/rust.mk
-+++ config/makefiles/rust.mk
-@@ -97,7 +97,7 @@ ifndef rustflags_sancov
- # Never enable when coverage is enabled to work around https://github.com/rust-lang/rust/issues/90045.
- ifndef MOZ_CODE_COVERAGE
- ifeq (,$(findstring gkrust_gtest,$(RUST_LIBRARY_FILE)))
--cargo_rustc_flags += -Clto
-+cargo_rustc_flags += 
- endif
- # We need -Cembed-bitcode=yes for all crates when using -Clto.
- RUSTFLAGS += -Cembed-bitcode=yes
diff --git a/www/librewolf/files/patch-bug1659612 b/www/librewolf/files/patch-bug1659612
index dce125b883..a7aea97734 100644
--- a/www/librewolf/files/patch-bug1659612
+++ b/www/librewolf/files/patch-bug1659612
@@ -20,16 +20,22 @@ media/libcubeb/src/cubeb_alsa.c:1168:3: note: include the header <stdlib.h> or e
                                                         ^
 2 errors generated.
 
---- media/libcubeb/src/cubeb_alsa.c.orig	2021-08-31 14:26:24.530548000 +0200
-+++ media/libcubeb/src/cubeb_alsa.c	2021-08-31 14:26:43.081470000 +0200
-@@ -5,9 +5,7 @@
+--- media/libcubeb/src/cubeb_alsa.c.orig	2023-03-29 20:51:00.139281000 +0200
++++ media/libcubeb/src/cubeb_alsa.c	2023-03-29 20:51:46.219013000 +0200
+@@ -5,12 +5,16 @@
   * accompanying file LICENSE for details.
   */
  #undef NDEBUG
--#define _DEFAULT_SOURCE
--#define _BSD_SOURCE
--#define _XOPEN_SOURCE 500
-+#define _GNU_SOURCE 1
++#if defined(__FreeBSD__)
++#define _GNU_SOURCE
++#else
+ #define _DEFAULT_SOURCE
+ #define _BSD_SOURCE
+ #if defined(__NetBSD__)
+ #define _NETBSD_SOURCE /* timersub() */
+ #endif
+ #define _XOPEN_SOURCE 500
++#endif
  #include "cubeb-internal.h"
  #include "cubeb/cubeb.h"
- #include <alsa/asoundlib.h>
+ #include "cubeb_tracing.h"
diff --git a/www/librewolf/files/patch-gfx_skia_skia_src_base_SkEndian.h b/www/librewolf/files/patch-gfx_skia_skia_src_base_SkEndian.h
new file mode 100644
index 0000000000..656127071a
--- /dev/null
+++ b/www/librewolf/files/patch-gfx_skia_skia_src_base_SkEndian.h
@@ -0,0 +1,11 @@
+--- gfx/skia/skia/src/base/SkEndian.h.orig	2023-06-16 01:32:16.999830000 +0200
++++ gfx/skia/skia/src/base/SkEndian.h	2023-06-16 01:32:41.701673000 +0200
+@@ -131,7 +131,7 @@
+     #define SkTEndian_SwapLE64(n)    (n)
+ #else   // SK_CPU_BENDIAN
+     #define SkEndian_SwapBE16(n)    (n)
+-    #define SkEndian_SwapBE32(n)    (n)
++    #define SkEndian_SwapBE32(n)    uint32_t(n)
+     #define SkEndian_SwapBE64(n)    (n)
+     #define SkEndian_SwapLE16(n)    SkEndianSwap16(n)
+     #define SkEndian_SwapLE32(n)    SkEndianSwap32(n)
diff --git a/www/librewolf/files/patch-gfx_skia_skia_src_core_SkRasterPipeline.h b/www/librewolf/files/patch-gfx_skia_skia_src_core_SkRasterPipeline.h
new file mode 100644
index 0000000000..64e279cf29
--- /dev/null
+++ b/www/librewolf/files/patch-gfx_skia_skia_src_core_SkRasterPipeline.h
@@ -0,0 +1,11 @@
+--- gfx/skia/skia/src/core/SkRasterPipeline.h.orig	2023-06-10 14:20:18.155477000 +0200
++++ gfx/skia/skia/src/core/SkRasterPipeline.h	2023-06-10 14:20:30.760915000 +0200
+@@ -24,7 +24,7 @@
+ struct SkImageInfo;
+ struct skcms_TransferFunction;
+ 
+-#if __has_cpp_attribute(clang::musttail) && !defined(__EMSCRIPTEN__) && !defined(SK_CPU_ARM32)
++#if __has_cpp_attribute(clang::musttail) && !defined(__EMSCRIPTEN__) && !defined(SK_CPU_ARM32) && !defined(__powerpc__)
+     #define SK_HAS_MUSTTAIL 1
+ #else
+     #define SK_HAS_MUSTTAIL 0
diff --git a/www/librewolf/files/patch-js_public_Utility.h b/www/librewolf/files/patch-js_public_Utility.h
new file mode 100644
index 0000000000..4c2e16bc93
--- /dev/null
+++ b/www/librewolf/files/patch-js_public_Utility.h
@@ -0,0 +1,35 @@
+commit 57b30241311091b5a6a5a0bb1c19a8e073860fc3
+Author: Christoph Moench-Tegeder <cmt@burggraben.net>
+
+    do not assert on alignment when not having the bits
+    
+    the underlying issue seemed to be win-only anyways?
+
+diff --git js/public/Utility.h js/public/Utility.h
+index 0d745e9df785..f0ca7ea37162 100644
+--- js/public/Utility.h
++++ js/public/Utility.h
+@@ -480,6 +480,7 @@ static inline void js_free(void* p) {
+  * Note: Do not add a ; at the end of a use of JS_DECLARE_NEW_METHODS,
+  * or the build will break.
+  */
++#if !defined(__i386__)
+ #define JS_DECLARE_NEW_METHODS(NEWNAME, ALLOCATOR, QUALIFIERS)              \
+   template <class T, typename... Args>                                      \
+   QUALIFIERS T* MOZ_HEAP_ALLOCATOR NEWNAME(Args&&... args) {                \
+@@ -490,6 +491,15 @@ static inline void js_free(void* p) {
+     return MOZ_LIKELY(memory) ? new (memory) T(std::forward<Args>(args)...) \
+                               : nullptr;                                    \
+   }
++#else
++#define JS_DECLARE_NEW_METHODS(NEWNAME, ALLOCATOR, QUALIFIERS)              \
++  template <class T, typename... Args>                                      \
++  QUALIFIERS T* MOZ_HEAP_ALLOCATOR NEWNAME(Args&&... args) {                \
++    void* memory = ALLOCATOR(sizeof(T));                                    \
++    return MOZ_LIKELY(memory) ? new (memory) T(std::forward<Args>(args)...) \
++                              : nullptr;                                    \
++  }
++#endif
+ 
+ /*
+  * Given a class which should provide a 'new' method that takes an arena as
diff --git a/www/librewolf/files/patch-libwebrtc-generated b/www/librewolf/files/patch-libwebrtc-generated
index a37c7b4629..8bb12672c8 100644
--- a/www/librewolf/files/patch-libwebrtc-generated
+++ b/www/librewolf/files/patch-libwebrtc-generated
@@ -1,25 +1,26 @@
-commit b3770d8e7f0d6fc220353356066c4c1021f37bde
+commit 0aac9b2c295097dbef4d85302845196eaf9c9d60
 Author: Christoph Moench-Tegeder <cmt@FreeBSD.org>
+Date:   Sat Aug 19 19:46:49 2023 +0000
 
-    regenerate FreeBSD libwebrtc patch for Firefox 109
+    regenerate FreeBSD libwebrtc patch for Firefox 117
 
 diff --git third_party/libwebrtc/api/adaptation/resource_adaptation_api_gn/moz.build third_party/libwebrtc/api/adaptation/resource_adaptation_api_gn/moz.build
-index 8fbfa680375d..ae63fb378f55 100644
+index aa958f70420c..e6a2d969a1fd 100644
 --- third_party/libwebrtc/api/adaptation/resource_adaptation_api_gn/moz.build
 +++ third_party/libwebrtc/api/adaptation/resource_adaptation_api_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -28,7 +29,7 @@ index 8fbfa680375d..ae63fb378f55 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -40,7 +41,6 @@ index 8fbfa680375d..ae63fb378f55 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -53,7 +53,6 @@ index 8fbfa680375d..ae63fb378f55 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -82,7 +81,6 @@ index 8fbfa680375d..ae63fb378f55 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -98,7 +96,6 @@ index 8fbfa680375d..ae63fb378f55 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -132,6 +129,24 @@ index 8fbfa680375d..ae63fb378f55 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -154,10 +169,9 @@ index 8fbfa680375d..ae63fb378f55 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -167,48 +181,57 @@ index 8fbfa680375d..ae63fb378f55 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["USE_X11"] = "1"
+ 
  Library("resource_adaptation_api_gn")
 diff --git third_party/libwebrtc/api/array_view_gn/moz.build third_party/libwebrtc/api/array_view_gn/moz.build
-index 06d73f689afb..c5891c7c798d 100644
+index e453cb8585d0..552c7e77985a 100644
 --- third_party/libwebrtc/api/array_view_gn/moz.build
 +++ third_party/libwebrtc/api/array_view_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -217,7 +240,7 @@ index 06d73f689afb..c5891c7c798d 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,107 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -229,7 +252,6 @@ index 06d73f689afb..c5891c7c798d 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -242,7 +264,6 @@ index 06d73f689afb..c5891c7c798d 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -271,7 +292,6 @@ index 06d73f689afb..c5891c7c798d 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -287,7 +307,6 @@ index 06d73f689afb..c5891c7c798d 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -318,6 +337,22 @@ index 06d73f689afb..c5891c7c798d 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -149,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -358,42 +393,38 @@ index 06d73f689afb..c5891c7c798d 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("array_view_gn")
 diff --git third_party/libwebrtc/api/audio/aec3_config_gn/moz.build third_party/libwebrtc/api/audio/aec3_config_gn/moz.build
-index 64f93961ccb7..b9e2837ed52e 100644
+index c2d256488d9b..1b3eb3a6acb6 100644
 --- third_party/libwebrtc/api/audio/aec3_config_gn/moz.build
 +++ third_party/libwebrtc/api/audio/aec3_config_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -402,7 +433,7 @@ index 64f93961ccb7..b9e2837ed52e 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -414,7 +445,6 @@ index 64f93961ccb7..b9e2837ed52e 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -427,7 +457,6 @@ index 64f93961ccb7..b9e2837ed52e 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -456,7 +485,6 @@ index 64f93961ccb7..b9e2837ed52e 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -472,7 +500,6 @@ index 64f93961ccb7..b9e2837ed52e 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -506,6 +533,24 @@ index 64f93961ccb7..b9e2837ed52e 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -528,10 +573,9 @@ index 64f93961ccb7..b9e2837ed52e 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -541,36 +585,45 @@ index 64f93961ccb7..b9e2837ed52e 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["USE_X11"] = "1"
+ 
  Library("aec3_config_gn")
 diff --git third_party/libwebrtc/api/audio/aec3_factory_gn/moz.build third_party/libwebrtc/api/audio/aec3_factory_gn/moz.build
-index d71f5541616d..a7fe2cda7f26 100644
+index ecd28a700696..4e5509d7162d 100644
 --- third_party/libwebrtc/api/audio/aec3_factory_gn/moz.build
 +++ third_party/libwebrtc/api/audio/aec3_factory_gn/moz.build
-@@ -12,11 +12,21 @@ AllowCompilerWarnings()
+@@ -12,12 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
@@ -578,12 +631,12 @@ index d71f5541616d..a7fe2cda7f26 100644
 +DEFINES["USE_OZONE"] = "1"
  DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -592,7 +645,7 @@ index d71f5541616d..a7fe2cda7f26 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -42,172 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,190 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -604,7 +657,6 @@ index d71f5541616d..a7fe2cda7f26 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -617,7 +669,6 @@ index d71f5541616d..a7fe2cda7f26 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -650,7 +701,6 @@ index d71f5541616d..a7fe2cda7f26 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -666,7 +716,6 @@ index d71f5541616d..a7fe2cda7f26 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -707,6 +756,24 @@ index d71f5541616d..a7fe2cda7f26 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -729,10 +796,9 @@ index d71f5541616d..a7fe2cda7f26 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -742,48 +808,57 @@ index d71f5541616d..a7fe2cda7f26 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["USE_X11"] = "1"
+ 
  Library("aec3_factory_gn")
 diff --git third_party/libwebrtc/api/audio/audio_frame_api_gn/moz.build third_party/libwebrtc/api/audio/audio_frame_api_gn/moz.build
-index 51787695ffb8..2e07cdc574e5 100644
+index 6fac266c7368..ce2f85ba66dc 100644
 --- third_party/libwebrtc/api/audio/audio_frame_api_gn/moz.build
 +++ third_party/libwebrtc/api/audio/audio_frame_api_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -792,7 +867,7 @@ index 51787695ffb8..2e07cdc574e5 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -42,165 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,183 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -804,7 +879,6 @@ index 51787695ffb8..2e07cdc574e5 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -817,7 +891,6 @@ index 51787695ffb8..2e07cdc574e5 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -846,7 +919,6 @@ index 51787695ffb8..2e07cdc574e5 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -862,7 +934,6 @@ index 51787695ffb8..2e07cdc574e5 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -900,6 +971,24 @@ index 51787695ffb8..2e07cdc574e5 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -922,10 +1011,9 @@ index 51787695ffb8..2e07cdc574e5 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -935,48 +1023,57 @@ index 51787695ffb8..2e07cdc574e5 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["USE_X11"] = "1"
+ 
  Library("audio_frame_api_gn")
 diff --git third_party/libwebrtc/api/audio/audio_frame_processor_gn/moz.build third_party/libwebrtc/api/audio/audio_frame_processor_gn/moz.build
-index c284e7a34fd9..d5f3c49482ac 100644
+index 1732aa7d0c9a..a6098a248028 100644
 --- third_party/libwebrtc/api/audio/audio_frame_processor_gn/moz.build
 +++ third_party/libwebrtc/api/audio/audio_frame_processor_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -985,7 +1082,7 @@ index c284e7a34fd9..d5f3c49482ac 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -997,7 +1094,6 @@ index c284e7a34fd9..d5f3c49482ac 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -1006,7 +1102,6 @@ index c284e7a34fd9..d5f3c49482ac 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -1035,7 +1130,6 @@ index c284e7a34fd9..d5f3c49482ac 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -1051,7 +1145,6 @@ index c284e7a34fd9..d5f3c49482ac 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -1082,6 +1175,22 @@ index c284e7a34fd9..d5f3c49482ac 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -1122,42 +1231,38 @@ index c284e7a34fd9..d5f3c49482ac 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("audio_frame_processor_gn")
 diff --git third_party/libwebrtc/api/audio/audio_mixer_api_gn/moz.build third_party/libwebrtc/api/audio/audio_mixer_api_gn/moz.build
-index 8b0f06e3f145..2be918cdbead 100644
+index 4eac2aa4b4f4..2df8ddd20ca2 100644
 --- third_party/libwebrtc/api/audio/audio_mixer_api_gn/moz.build
 +++ third_party/libwebrtc/api/audio/audio_mixer_api_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -1166,7 +1271,7 @@ index 8b0f06e3f145..2be918cdbead 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,161 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,111 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -1178,7 +1283,6 @@ index 8b0f06e3f145..2be918cdbead 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -1191,7 +1295,6 @@ index 8b0f06e3f145..2be918cdbead 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -1220,7 +1323,6 @@ index 8b0f06e3f145..2be918cdbead 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -1236,7 +1338,6 @@ index 8b0f06e3f145..2be918cdbead 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -1271,6 +1372,22 @@ index 8b0f06e3f145..2be918cdbead 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -153,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -1311,42 +1428,38 @@ index 8b0f06e3f145..2be918cdbead 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("audio_mixer_api_gn")
 diff --git third_party/libwebrtc/api/audio/echo_control_gn/moz.build third_party/libwebrtc/api/audio/echo_control_gn/moz.build
-index e5049191901e..35a84d063d3d 100644
+index 2e128f80386d..6e4054510c88 100644
 --- third_party/libwebrtc/api/audio/echo_control_gn/moz.build
 +++ third_party/libwebrtc/api/audio/echo_control_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -1355,7 +1468,7 @@ index e5049191901e..35a84d063d3d 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,107 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -1367,7 +1480,6 @@ index e5049191901e..35a84d063d3d 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -1380,7 +1492,6 @@ index e5049191901e..35a84d063d3d 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -1409,7 +1520,6 @@ index e5049191901e..35a84d063d3d 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -1425,7 +1535,6 @@ index e5049191901e..35a84d063d3d 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -1456,6 +1565,22 @@ index e5049191901e..35a84d063d3d 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -149,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -1496,42 +1621,38 @@ index e5049191901e..35a84d063d3d 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("echo_control_gn")
 diff --git third_party/libwebrtc/api/audio_codecs/L16/audio_decoder_L16_gn/moz.build third_party/libwebrtc/api/audio_codecs/L16/audio_decoder_L16_gn/moz.build
-index d025ed5250e6..8ec8ad30d40b 100644
+index 87335c298d63..9f1caaa8645d 100644
 --- third_party/libwebrtc/api/audio_codecs/L16/audio_decoder_L16_gn/moz.build
 +++ third_party/libwebrtc/api/audio_codecs/L16/audio_decoder_L16_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -1540,7 +1661,7 @@ index d025ed5250e6..8ec8ad30d40b 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -1552,7 +1673,6 @@ index d025ed5250e6..8ec8ad30d40b 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -1565,7 +1685,6 @@ index d025ed5250e6..8ec8ad30d40b 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -1594,7 +1713,6 @@ index d025ed5250e6..8ec8ad30d40b 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -1610,7 +1728,6 @@ index d025ed5250e6..8ec8ad30d40b 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -1648,6 +1765,24 @@ index d025ed5250e6..8ec8ad30d40b 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -1670,10 +1805,9 @@ index d025ed5250e6..8ec8ad30d40b 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -1683,48 +1817,57 @@ index d025ed5250e6..8ec8ad30d40b 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["USE_X11"] = "1"
+ 
  Library("audio_decoder_L16_gn")
 diff --git third_party/libwebrtc/api/audio_codecs/L16/audio_encoder_L16_gn/moz.build third_party/libwebrtc/api/audio_codecs/L16/audio_encoder_L16_gn/moz.build
-index 186075c3592b..07db614cbc2b 100644
+index 49e0d546f1ce..57de72563f2e 100644
 --- third_party/libwebrtc/api/audio_codecs/L16/audio_encoder_L16_gn/moz.build
 +++ third_party/libwebrtc/api/audio_codecs/L16/audio_encoder_L16_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -1733,7 +1876,7 @@ index 186075c3592b..07db614cbc2b 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -1745,7 +1888,6 @@ index 186075c3592b..07db614cbc2b 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -1758,7 +1900,6 @@ index 186075c3592b..07db614cbc2b 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -1787,7 +1928,6 @@ index 186075c3592b..07db614cbc2b 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -1803,7 +1943,6 @@ index 186075c3592b..07db614cbc2b 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -1841,6 +1980,24 @@ index 186075c3592b..07db614cbc2b 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -1863,10 +2020,9 @@ index 186075c3592b..07db614cbc2b 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -1876,48 +2032,57 @@ index 186075c3592b..07db614cbc2b 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["USE_X11"] = "1"
+ 
  Library("audio_encoder_L16_gn")
 diff --git third_party/libwebrtc/api/audio_codecs/audio_codecs_api_gn/moz.build third_party/libwebrtc/api/audio_codecs/audio_codecs_api_gn/moz.build
-index 7c58a9f33356..8726a7a6063d 100644
+index 846946073ee1..0a34d8fdda8a 100644
 --- third_party/libwebrtc/api/audio_codecs/audio_codecs_api_gn/moz.build
 +++ third_party/libwebrtc/api/audio_codecs/audio_codecs_api_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -1926,7 +2091,7 @@ index 7c58a9f33356..8726a7a6063d 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -44,165 +54,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -46,183 +55,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -1938,7 +2103,6 @@ index 7c58a9f33356..8726a7a6063d 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -1951,7 +2115,6 @@ index 7c58a9f33356..8726a7a6063d 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -1980,7 +2143,6 @@ index 7c58a9f33356..8726a7a6063d 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -1996,7 +2158,6 @@ index 7c58a9f33356..8726a7a6063d 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -2034,6 +2195,24 @@ index 7c58a9f33356..8726a7a6063d 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -2056,10 +2235,9 @@ index 7c58a9f33356..8726a7a6063d 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -2069,51 +2247,58 @@ index 7c58a9f33356..8726a7a6063d 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["USE_X11"] = "1"
+ 
  Library("audio_codecs_api_gn")
 diff --git third_party/libwebrtc/api/audio_codecs/builtin_audio_decoder_factory_gn/moz.build third_party/libwebrtc/api/audio_codecs/builtin_audio_decoder_factory_gn/moz.build
-index 2358f3537290..07a254f760fb 100644
+index 366307ea13d7..7ea300e23f2a 100644
 --- third_party/libwebrtc/api/audio_codecs/builtin_audio_decoder_factory_gn/moz.build
 +++ third_party/libwebrtc/api/audio_codecs/builtin_audio_decoder_factory_gn/moz.build
-@@ -12,12 +12,24 @@ AllowCompilerWarnings()
+@@ -12,13 +12,22 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
  DEFINES["WEBRTC_USE_BUILTIN_ILBC"] = "1"
-+DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
-+DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
  DEFINES["WEBRTC_USE_BUILTIN_OPUS"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -2123,7 +2308,7 @@ index 2358f3537290..07a254f760fb 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -43,220 +55,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -45,190 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -2135,7 +2320,6 @@ index 2358f3537290..07a254f760fb 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -2148,11 +2332,8 @@ index 2358f3537290..07a254f760fb 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
@@ -2183,10 +2364,7 @@ index 2358f3537290..07a254f760fb 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
@@ -2201,9 +2379,6 @@ index 2358f3537290..07a254f760fb 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -2244,17 +2419,24 @@ index 2358f3537290..07a254f760fb 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "1"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "0"
 -
--if CONFIG["CPU_ARCH"] == "ppc64":
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
 -
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-if CONFIG["CPU_ARCH"] == "mips64":
 -
--    OS_LIBS += [
--        "m"
--    ]
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -2277,14 +2459,8 @@ index 2358f3537290..07a254f760fb 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Android":
 -
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -2295,77 +2471,58 @@ index 2358f3537290..07a254f760fb 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
--
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
--
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
 -    DEFINES["_GNU_SOURCE"] = True
 -
--    OS_LIBS += [
--        "m"
--    ]
--
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
--    DEFINES["_GNU_SOURCE"] = True
--
--    OS_LIBS += [
--        "m"
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
 -    ]
--
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
--    OS_LIBS += [
--        "m"
--    ]
--
++    DEFINES["USE_X11"] = "1"
+ 
  Library("builtin_audio_decoder_factory_gn")
 diff --git third_party/libwebrtc/api/audio_codecs/builtin_audio_encoder_factory_gn/moz.build third_party/libwebrtc/api/audio_codecs/builtin_audio_encoder_factory_gn/moz.build
-index e43ff4a5fe68..060bfa387087 100644
+index db0e3fbe00d5..0818f76d7b90 100644
 --- third_party/libwebrtc/api/audio_codecs/builtin_audio_encoder_factory_gn/moz.build
 +++ third_party/libwebrtc/api/audio_codecs/builtin_audio_encoder_factory_gn/moz.build
-@@ -12,12 +12,24 @@ AllowCompilerWarnings()
+@@ -12,13 +12,22 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
  DEFINES["WEBRTC_USE_BUILTIN_ILBC"] = "1"
-+DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
-+DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
  DEFINES["WEBRTC_USE_BUILTIN_OPUS"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -2375,7 +2532,7 @@ index e43ff4a5fe68..060bfa387087 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -43,220 +55,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -45,190 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -2387,7 +2544,6 @@ index e43ff4a5fe68..060bfa387087 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -2400,11 +2556,8 @@ index e43ff4a5fe68..060bfa387087 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
@@ -2435,10 +2588,7 @@ index e43ff4a5fe68..060bfa387087 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
@@ -2453,9 +2603,6 @@ index e43ff4a5fe68..060bfa387087 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -2496,17 +2643,24 @@ index e43ff4a5fe68..060bfa387087 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "1"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "0"
 -
--if CONFIG["CPU_ARCH"] == "ppc64":
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
 -
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-if CONFIG["CPU_ARCH"] == "mips64":
 -
--    OS_LIBS += [
--        "m"
--    ]
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -2529,14 +2683,8 @@ index e43ff4a5fe68..060bfa387087 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Android":
 -
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -2547,74 +2695,57 @@ index e43ff4a5fe68..060bfa387087 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
--
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
--
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
 -    DEFINES["_GNU_SOURCE"] = True
 -
--    OS_LIBS += [
--        "m"
--    ]
--
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
--    DEFINES["_GNU_SOURCE"] = True
--
--    OS_LIBS += [
--        "m"
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
 -    ]
--
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
--    OS_LIBS += [
--        "m"
--    ]
--
++    DEFINES["USE_X11"] = "1"
+ 
  Library("builtin_audio_encoder_factory_gn")
 diff --git third_party/libwebrtc/api/audio_codecs/g711/audio_decoder_g711_gn/moz.build third_party/libwebrtc/api/audio_codecs/g711/audio_decoder_g711_gn/moz.build
-index 5756aae03b99..d8962da6b881 100644
+index 4782d01dd10f..588ec3b5b33b 100644
 --- third_party/libwebrtc/api/audio_codecs/g711/audio_decoder_g711_gn/moz.build
 +++ third_party/libwebrtc/api/audio_codecs/g711/audio_decoder_g711_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -2623,7 +2754,7 @@ index 5756aae03b99..d8962da6b881 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -2635,7 +2766,6 @@ index 5756aae03b99..d8962da6b881 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -2648,7 +2778,6 @@ index 5756aae03b99..d8962da6b881 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -2677,7 +2806,6 @@ index 5756aae03b99..d8962da6b881 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -2693,7 +2821,6 @@ index 5756aae03b99..d8962da6b881 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -2731,6 +2858,24 @@ index 5756aae03b99..d8962da6b881 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -2753,10 +2898,9 @@ index 5756aae03b99..d8962da6b881 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -2766,48 +2910,57 @@ index 5756aae03b99..d8962da6b881 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["USE_X11"] = "1"
+ 
  Library("audio_decoder_g711_gn")
 diff --git third_party/libwebrtc/api/audio_codecs/g711/audio_encoder_g711_gn/moz.build third_party/libwebrtc/api/audio_codecs/g711/audio_encoder_g711_gn/moz.build
-index 3bb22b01e15e..6c62151f3d29 100644
+index c972978c13ef..20d76c5496fa 100644
 --- third_party/libwebrtc/api/audio_codecs/g711/audio_encoder_g711_gn/moz.build
 +++ third_party/libwebrtc/api/audio_codecs/g711/audio_encoder_g711_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -2816,7 +2969,7 @@ index 3bb22b01e15e..6c62151f3d29 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -2828,7 +2981,6 @@ index 3bb22b01e15e..6c62151f3d29 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -2841,7 +2993,6 @@ index 3bb22b01e15e..6c62151f3d29 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -2870,7 +3021,6 @@ index 3bb22b01e15e..6c62151f3d29 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -2886,7 +3036,6 @@ index 3bb22b01e15e..6c62151f3d29 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -2924,6 +3073,24 @@ index 3bb22b01e15e..6c62151f3d29 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -2946,10 +3113,9 @@ index 3bb22b01e15e..6c62151f3d29 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -2959,48 +3125,57 @@ index 3bb22b01e15e..6c62151f3d29 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["USE_X11"] = "1"
+ 
  Library("audio_encoder_g711_gn")
 diff --git third_party/libwebrtc/api/audio_codecs/g722/audio_decoder_g722_gn/moz.build third_party/libwebrtc/api/audio_codecs/g722/audio_decoder_g722_gn/moz.build
-index a9afcbe28056..427e38b00c24 100644
+index 77003c77a9dd..f738a9569a45 100644
 --- third_party/libwebrtc/api/audio_codecs/g722/audio_decoder_g722_gn/moz.build
 +++ third_party/libwebrtc/api/audio_codecs/g722/audio_decoder_g722_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -3009,7 +3184,7 @@ index a9afcbe28056..427e38b00c24 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -3021,7 +3196,6 @@ index a9afcbe28056..427e38b00c24 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -3034,7 +3208,6 @@ index a9afcbe28056..427e38b00c24 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -3063,7 +3236,6 @@ index a9afcbe28056..427e38b00c24 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -3079,7 +3251,6 @@ index a9afcbe28056..427e38b00c24 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -3118,186 +3289,23 @@ index a9afcbe28056..427e38b00c24 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
--
--    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
--
--if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ if CONFIG["CPU_ARCH"] == "mips32":
  
-     DEFINES["USE_X11"] = "1"
- 
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
--
--    OS_LIBS += [
--        "android_support",
--        "unwind"
--    ]
--
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
--
--    OS_LIBS += [
--        "android_support"
--    ]
--
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
+-if CONFIG["CPU_ARCH"] == "mips64":
 -
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("audio_decoder_g722_gn")
-diff --git third_party/libwebrtc/api/audio_codecs/g722/audio_encoder_g722_config_gn/moz.build third_party/libwebrtc/api/audio_codecs/g722/audio_encoder_g722_config_gn/moz.build
-index 3e710cfd51dc..9d46d596bd05 100644
---- third_party/libwebrtc/api/audio_codecs/g722/audio_encoder_g722_config_gn/moz.build
-+++ third_party/libwebrtc/api/audio_codecs/g722/audio_encoder_g722_config_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
- DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
- DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
- DEFINES["RTC_ENABLE_VP9"] = True
-+DEFINES["USE_GLIB"] = "1"
-+DEFINES["USE_OZONE"] = "1"
-+DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
- DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
- DEFINES["WEBRTC_LIBRARY_IMPL"] = True
- DEFINES["WEBRTC_MOZILLA_BUILD"] = True
- DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
-+DEFINES["WEBRTC_POSIX"] = True
-+DEFINES["_FILE_OFFSET_BITS"] = "64"
-+DEFINES["_LARGEFILE64_SOURCE"] = True
-+DEFINES["_LARGEFILE_SOURCE"] = True
-+DEFINES["__STDC_CONSTANT_MACROS"] = True
-+DEFINES["__STDC_FORMAT_MACROS"] = True
  
- FINAL_LIBRARY = "webrtc"
- 
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
- if CONFIG["MOZ_DEBUG"] == "1":
+ if CONFIG["CPU_ARCH"] == "x86":
  
-     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
--
--if CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["ANDROID"] = True
--    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
--    DEFINES["HAVE_SYS_UIO_H"] = True
--    DEFINES["WEBRTC_ANDROID"] = True
--    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_GNU_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--if CONFIG["OS_TARGET"] == "Darwin":
+-if CONFIG["CPU_ARCH"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_MAC"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
--    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--if CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_NSS_CERTS"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_UDEV"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--if CONFIG["OS_TARGET"] == "OpenBSD":
--
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_X11"] = "1"
--    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--if CONFIG["OS_TARGET"] == "WINNT":
--
--    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
--    DEFINES["NOMINMAX"] = True
--    DEFINES["NTDDI_VERSION"] = "0x0A000000"
--    DEFINES["PSAPI_VERSION"] = "2"
--    DEFINES["UNICODE"] = True
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_WIN"] = True
--    DEFINES["WIN32"] = True
--    DEFINES["WIN32_LEAN_AND_MEAN"] = True
--    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
--    DEFINES["WINVER"] = "0x0A00"
--    DEFINES["_ATL_NO_OPENGL"] = True
--    DEFINES["_CRT_RAND_S"] = True
--    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
--    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
--    DEFINES["_HAS_EXCEPTIONS"] = "0"
--    DEFINES["_HAS_NODISCARD"] = True
--    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
--    DEFINES["_SECURE_ATL"] = True
--    DEFINES["_UNICODE"] = True
--    DEFINES["_WIN32_WINNT"] = "0x0A00"
--    DEFINES["_WINDOWS"] = True
--    DEFINES["__STD_C"] = True
-+    DEFINES["_DEBUG"] = True
- 
- if CONFIG["CPU_ARCH"] == "aarch64":
- 
-     DEFINES["WEBRTC_ARCH_ARM64"] = True
-     DEFINES["WEBRTC_HAS_NEON"] = True
- 
--if CONFIG["CPU_ARCH"] == "arm":
--
--    DEFINES["WEBRTC_ARCH_ARM"] = True
--    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
--    DEFINES["WEBRTC_HAS_NEON"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -3320,10 +3328,9 @@ index 3e710cfd51dc..9d46d596bd05 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -3333,48 +3340,57 @@ index 3e710cfd51dc..9d46d596bd05 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("audio_encoder_g722_config_gn")
-diff --git third_party/libwebrtc/api/audio_codecs/g722/audio_encoder_g722_gn/moz.build third_party/libwebrtc/api/audio_codecs/g722/audio_encoder_g722_gn/moz.build
-index 2b256f932449..6286d70ea4a1 100644
---- third_party/libwebrtc/api/audio_codecs/g722/audio_encoder_g722_gn/moz.build
-+++ third_party/libwebrtc/api/audio_codecs/g722/audio_encoder_g722_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("audio_decoder_g722_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/g722/audio_encoder_g722_config_gn/moz.build third_party/libwebrtc/api/audio_codecs/g722/audio_encoder_g722_config_gn/moz.build
+index 41e1e248c525..2cc917d90aab 100644
+--- third_party/libwebrtc/api/audio_codecs/g722/audio_encoder_g722_config_gn/moz.build
++++ third_party/libwebrtc/api/audio_codecs/g722/audio_encoder_g722_config_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -3383,7 +3399,7 @@ index 2b256f932449..6286d70ea4a1 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,111 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -3395,7 +3411,6 @@ index 2b256f932449..6286d70ea4a1 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -3408,7 +3423,6 @@ index 2b256f932449..6286d70ea4a1 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -3437,7 +3451,6 @@ index 2b256f932449..6286d70ea4a1 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -3453,7 +3466,6 @@ index 2b256f932449..6286d70ea4a1 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -3484,14 +3496,26 @@ index 2b256f932449..6286d70ea4a1 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -153,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -3532,42 +3556,38 @@ index 2b256f932449..6286d70ea4a1 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("audio_encoder_g722_gn")
-diff --git third_party/libwebrtc/api/audio_codecs/ilbc/audio_decoder_ilbc_gn/moz.build third_party/libwebrtc/api/audio_codecs/ilbc/audio_decoder_ilbc_gn/moz.build
-index b7b4646a9abf..09208b320dfc 100644
---- third_party/libwebrtc/api/audio_codecs/ilbc/audio_decoder_ilbc_gn/moz.build
-+++ third_party/libwebrtc/api/audio_codecs/ilbc/audio_decoder_ilbc_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("audio_encoder_g722_config_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/g722/audio_encoder_g722_gn/moz.build third_party/libwebrtc/api/audio_codecs/g722/audio_encoder_g722_gn/moz.build
+index c3beba6cdb78..8f13941e25c3 100644
+--- third_party/libwebrtc/api/audio_codecs/g722/audio_encoder_g722_gn/moz.build
++++ third_party/libwebrtc/api/audio_codecs/g722/audio_encoder_g722_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -3576,7 +3596,7 @@ index b7b4646a9abf..09208b320dfc 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -3588,7 +3608,6 @@ index b7b4646a9abf..09208b320dfc 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -3601,7 +3620,6 @@ index b7b4646a9abf..09208b320dfc 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -3624,17 +3642,12 @@ index b7b4646a9abf..09208b320dfc 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -3650,7 +3663,6 @@ index b7b4646a9abf..09208b320dfc 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -3670,9 +3682,6 @@ index b7b4646a9abf..09208b320dfc 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -3691,6 +3700,24 @@ index b7b4646a9abf..09208b320dfc 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -3713,10 +3740,9 @@ index b7b4646a9abf..09208b320dfc 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -3726,48 +3752,57 @@ index b7b4646a9abf..09208b320dfc 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("audio_decoder_ilbc_gn")
-diff --git third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_config_gn/moz.build third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_config_gn/moz.build
-index 4cf820803941..3ef29f916d87 100644
---- third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_config_gn/moz.build
-+++ third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_config_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("audio_encoder_g722_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/ilbc/audio_decoder_ilbc_gn/moz.build third_party/libwebrtc/api/audio_codecs/ilbc/audio_decoder_ilbc_gn/moz.build
+index 53e9d1a4a7ef..ada577bf55ee 100644
+--- third_party/libwebrtc/api/audio_codecs/ilbc/audio_decoder_ilbc_gn/moz.build
++++ third_party/libwebrtc/api/audio_codecs/ilbc/audio_decoder_ilbc_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -3776,7 +3811,7 @@ index 4cf820803941..3ef29f916d87 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,190 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -3788,16 +3823,18 @@ index 4cf820803941..3ef29f916d87 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -3820,13 +3857,16 @@ index 4cf820803941..3ef29f916d87 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -3842,7 +3882,6 @@ index 4cf820803941..3ef29f916d87 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -3860,6 +3899,13 @@ index 4cf820803941..3ef29f916d87 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -3869,9 +3915,31 @@ index 4cf820803941..3ef29f916d87 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -3894,10 +3962,9 @@ index 4cf820803941..3ef29f916d87 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -3907,48 +3974,57 @@ index 4cf820803941..3ef29f916d87 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("audio_encoder_ilbc_config_gn")
-diff --git third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_gn/moz.build third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_gn/moz.build
-index dc62483739dc..ac5ecbf32e96 100644
---- third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_gn/moz.build
-+++ third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("audio_decoder_ilbc_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_config_gn/moz.build third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_config_gn/moz.build
+index 75737b8f19b0..008599051c34 100644
+--- third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_config_gn/moz.build
++++ third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_config_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -3957,7 +4033,7 @@ index dc62483739dc..ac5ecbf32e96 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -3969,20 +4045,14 @@ index dc62483739dc..ac5ecbf32e96 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -4005,17 +4075,12 @@ index dc62483739dc..ac5ecbf32e96 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -4031,7 +4096,6 @@ index dc62483739dc..ac5ecbf32e96 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -4049,13 +4113,6 @@ index dc62483739dc..ac5ecbf32e96 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -4065,14 +4122,26 @@ index dc62483739dc..ac5ecbf32e96 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -4113,140 +4182,38 @@ index dc62483739dc..ac5ecbf32e96 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("audio_encoder_ilbc_gn")
-diff --git third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_fix_gn/moz.build third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_fix_gn/moz.build
-deleted file mode 100644
-index ae427db481e0..000000000000
---- third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_fix_gn/moz.build
-+++ /dev/null
-@@ -1,92 +0,0 @@
--# This Source Code Form is subject to the terms of the Mozilla Public
--# License, v. 2.0. If a copy of the MPL was not distributed with this
--# file, You can obtain one at http://mozilla.org/MPL/2.0/.
--
--
--  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
--  ### DO NOT edit it by hand.                                       ###
--
--COMPILE_FLAGS["OS_INCLUDES"] = []
--AllowCompilerWarnings()
--
--CXXFLAGS += [
--    "-mfpu=neon"
--]
--
--DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
--DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
--DEFINES["RTC_ENABLE_VP9"] = True
--DEFINES["WEBRTC_ARCH_ARM"] = True
--DEFINES["WEBRTC_ARCH_ARM_V7"] = True
--DEFINES["WEBRTC_ENABLE_AVX2"] = True
--DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
--DEFINES["WEBRTC_HAS_NEON"] = True
--DEFINES["WEBRTC_LIBRARY_IMPL"] = True
--DEFINES["WEBRTC_LINUX"] = True
--DEFINES["WEBRTC_MOZILLA_BUILD"] = True
--DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
--DEFINES["WEBRTC_POSIX"] = True
--DEFINES["_GNU_SOURCE"] = True
--DEFINES["__STDC_CONSTANT_MACROS"] = True
--DEFINES["__STDC_FORMAT_MACROS"] = True
--
--FINAL_LIBRARY = "webrtc"
--
--
--LOCAL_INCLUDES += [
--    "!/ipc/ipdl/_ipdlheaders",
--    "/ipc/chromium/src",
--    "/third_party/libwebrtc/",
--    "/third_party/libwebrtc/third_party/abseil-cpp/",
--    "/tools/profiler/public"
--]
--
--UNIFIED_SOURCES += [
--    "/third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_fix.cc"
--]
--
--if not CONFIG["MOZ_DEBUG"]:
--
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
--    DEFINES["NDEBUG"] = True
--    DEFINES["NVALGRIND"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1":
--
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["ANDROID"] = True
--    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
--    DEFINES["HAVE_SYS_UIO_H"] = True
--    DEFINES["WEBRTC_ANDROID"] = True
--    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--
--    OS_LIBS += [
--        "android_support",
--        "log",
--        "unwind"
--    ]
--
--if CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_NSS_CERTS"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_UDEV"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
--
--    OS_LIBS += [
--        "rt"
--    ]
--
--if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["USE_X11"] = "1"
--
--Library("audio_decoder_isac_fix_gn")
-diff --git third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_float_gn/moz.build third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_float_gn/moz.build
-index 79448f7ca668..167114131098 100644
---- third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_float_gn/moz.build
-+++ third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_float_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("audio_encoder_ilbc_config_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_gn/moz.build third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_gn/moz.build
+index bddfe4219301..5d2f4376ee92 100644
+--- third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_gn/moz.build
++++ third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -4255,7 +4222,7 @@ index 79448f7ca668..167114131098 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,151 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,190 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -4267,7 +4234,6 @@ index 79448f7ca668..167114131098 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -4280,7 +4246,6 @@ index 79448f7ca668..167114131098 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -4304,7 +4269,6 @@ index 79448f7ca668..167114131098 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "m",
 -        "rt"
 -    ]
 -
@@ -4314,7 +4278,6 @@ index 79448f7ca668..167114131098 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -4330,7 +4293,6 @@ index 79448f7ca668..167114131098 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -4362,6 +4324,34 @@ index 79448f7ca668..167114131098 100644
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -4383,51 +4373,69 @@ index 79448f7ca668..167114131098 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("audio_decoder_isac_float_gn")
-diff --git third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_gn/moz.build third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_gn/moz.build
-index cdff79e2c7d3..7e72a8ededa9 100644
---- third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_gn/moz.build
-+++ third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_gn/moz.build
-@@ -12,10 +12,22 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("audio_encoder_ilbc_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_multiopus_gn/moz.build third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_multiopus_gn/moz.build
+index 2b2bc6d9a7b7..fce4fdca7298 100644
+--- third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_multiopus_gn/moz.build
++++ third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_multiopus_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
-+DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
-+DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -4436,7 +4444,7 @@ index cdff79e2c7d3..7e72a8ededa9 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,216 +49,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,183 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -4448,7 +4456,6 @@ index cdff79e2c7d3..7e72a8ededa9 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -4461,11 +4468,8 @@ index cdff79e2c7d3..7e72a8ededa9 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
@@ -4486,20 +4490,13 @@ index cdff79e2c7d3..7e72a8ededa9 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
@@ -4514,9 +4511,6 @@ index cdff79e2c7d3..7e72a8ededa9 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -4536,9 +4530,6 @@ index cdff79e2c7d3..7e72a8ededa9 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -4550,20 +4541,31 @@ index cdff79e2c7d3..7e72a8ededa9 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "1"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "0"
 -
--if CONFIG["CPU_ARCH"] == "ppc64":
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
 -
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-if CONFIG["CPU_ARCH"] == "mips64":
 -
--    OS_LIBS += [
--        "m"
--    ]
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -4586,14 +4588,8 @@ index cdff79e2c7d3..7e72a8ededa9 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Android":
 -
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -4604,172 +4600,57 @@ index cdff79e2c7d3..7e72a8ededa9 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
--
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
--
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
 -    DEFINES["_GNU_SOURCE"] = True
 -
--    OS_LIBS += [
--        "m"
--    ]
--
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
--    DEFINES["_GNU_SOURCE"] = True
--
--    OS_LIBS += [
--        "m"
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
 -    ]
--
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
--    OS_LIBS += [
--        "m"
--    ]
--
- Library("audio_decoder_isac_gn")
-diff --git third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_fix_gn/moz.build third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_fix_gn/moz.build
-deleted file mode 100644
-index acf5e3b6b2bd..000000000000
---- third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_fix_gn/moz.build
-+++ /dev/null
-@@ -1,92 +0,0 @@
--# This Source Code Form is subject to the terms of the Mozilla Public
--# License, v. 2.0. If a copy of the MPL was not distributed with this
--# file, You can obtain one at http://mozilla.org/MPL/2.0/.
--
--
--  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
--  ### DO NOT edit it by hand.                                       ###
--
--COMPILE_FLAGS["OS_INCLUDES"] = []
--AllowCompilerWarnings()
--
--CXXFLAGS += [
--    "-mfpu=neon"
--]
--
--DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
--DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
--DEFINES["RTC_ENABLE_VP9"] = True
--DEFINES["WEBRTC_ARCH_ARM"] = True
--DEFINES["WEBRTC_ARCH_ARM_V7"] = True
--DEFINES["WEBRTC_ENABLE_AVX2"] = True
--DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
--DEFINES["WEBRTC_HAS_NEON"] = True
--DEFINES["WEBRTC_LIBRARY_IMPL"] = True
--DEFINES["WEBRTC_LINUX"] = True
--DEFINES["WEBRTC_MOZILLA_BUILD"] = True
--DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
--DEFINES["WEBRTC_POSIX"] = True
--DEFINES["_GNU_SOURCE"] = True
--DEFINES["__STDC_CONSTANT_MACROS"] = True
--DEFINES["__STDC_FORMAT_MACROS"] = True
--
--FINAL_LIBRARY = "webrtc"
--
--
--LOCAL_INCLUDES += [
--    "!/ipc/ipdl/_ipdlheaders",
--    "/ipc/chromium/src",
--    "/third_party/libwebrtc/",
--    "/third_party/libwebrtc/third_party/abseil-cpp/",
--    "/tools/profiler/public"
--]
--
--UNIFIED_SOURCES += [
--    "/third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_fix.cc"
--]
--
--if not CONFIG["MOZ_DEBUG"]:
--
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
--    DEFINES["NDEBUG"] = True
--    DEFINES["NVALGRIND"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1":
--
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["ANDROID"] = True
--    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
--    DEFINES["HAVE_SYS_UIO_H"] = True
--    DEFINES["WEBRTC_ANDROID"] = True
--    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--
--    OS_LIBS += [
--        "android_support",
--        "log",
--        "unwind"
--    ]
--
--if CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_NSS_CERTS"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_UDEV"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
--
--    OS_LIBS += [
--        "rt"
--    ]
--
--if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["USE_X11"] = "1"
--
--Library("audio_encoder_isac_fix_gn")
-diff --git third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_float_gn/moz.build third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_float_gn/moz.build
-index 062e40e48a26..1d5c80c1159a 100644
---- third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_float_gn/moz.build
-+++ third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_float_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("audio_decoder_multiopus_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_opus_config_gn/moz.build third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_opus_config_gn/moz.build
+index e2c470d5ee58..0c7b461dd94a 100644
+--- third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_opus_config_gn/moz.build
++++ third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_opus_config_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -4778,7 +4659,7 @@ index 062e40e48a26..1d5c80c1159a 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,151 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,111 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -4790,7 +4671,6 @@ index 062e40e48a26..1d5c80c1159a 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -4803,7 +4683,6 @@ index 062e40e48a26..1d5c80c1159a 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -4826,18 +4705,12 @@ index 062e40e48a26..1d5c80c1159a 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "m",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -4853,7 +4726,6 @@ index 062e40e48a26..1d5c80c1159a 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -4873,9 +4745,6 @@ index 062e40e48a26..1d5c80c1159a 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -4885,6 +4754,28 @@ index 062e40e48a26..1d5c80c1159a 100644
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -153,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -4910,6 +4801,13 @@ index 062e40e48a26..1d5c80c1159a 100644
  
      DEFINES["USE_X11"] = "1"
  
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -4918,39 +4816,38 @@ index 062e40e48a26..1d5c80c1159a 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("audio_encoder_isac_float_gn")
-diff --git third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_gn/moz.build third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_gn/moz.build
-index 85ed834881df..ec111c935c6a 100644
---- third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_gn/moz.build
-+++ third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_gn/moz.build
-@@ -12,10 +12,22 @@ AllowCompilerWarnings()
+ Library("audio_decoder_opus_config_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_opus_gn/moz.build third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_opus_gn/moz.build
+index 58e6355a5568..c40633ff9ee4 100644
+--- third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_opus_gn/moz.build
++++ third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_opus_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
-+DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
-+DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -4959,7 +4856,7 @@ index 85ed834881df..ec111c935c6a 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,216 +49,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,190 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -4971,7 +4868,6 @@ index 85ed834881df..ec111c935c6a 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -4984,11 +4880,8 @@ index 85ed834881df..ec111c935c6a 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
@@ -5019,10 +4912,7 @@ index 85ed834881df..ec111c935c6a 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
@@ -5037,9 +4927,6 @@ index 85ed834881df..ec111c935c6a 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -5073,20 +4960,31 @@ index 85ed834881df..ec111c935c6a 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "1"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "0"
 -
--if CONFIG["CPU_ARCH"] == "ppc64":
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
 -
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-if CONFIG["CPU_ARCH"] == "mips64":
 -
--    OS_LIBS += [
--        "m"
--    ]
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -5109,14 +5007,8 @@ index 85ed834881df..ec111c935c6a 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Android":
 -
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
+-    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -5127,74 +5019,57 @@ index 85ed834881df..ec111c935c6a 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
--
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
--
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
 -    DEFINES["_GNU_SOURCE"] = True
 -
--    OS_LIBS += [
--        "m"
--    ]
--
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
--    DEFINES["_GNU_SOURCE"] = True
--
--    OS_LIBS += [
--        "m"
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
 -    ]
--
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FIX"] = "0"
--    DEFINES["WEBRTC_USE_BUILTIN_ISAC_FLOAT"] = "1"
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
--    OS_LIBS += [
--        "m"
--    ]
--
- Library("audio_encoder_isac_gn")
-diff --git third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_multiopus_gn/moz.build third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_multiopus_gn/moz.build
-index a47f2d8c8987..da22d5bf985b 100644
---- third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_multiopus_gn/moz.build
-+++ third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_multiopus_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("audio_decoder_opus_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_multiopus_gn/moz.build third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_multiopus_gn/moz.build
+index 91afd0a4e40a..27167f6f4829 100644
+--- third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_multiopus_gn/moz.build
++++ third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_multiopus_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -5203,7 +5078,7 @@ index a47f2d8c8987..da22d5bf985b 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -42,165 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,183 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -5215,7 +5090,6 @@ index a47f2d8c8987..da22d5bf985b 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -5228,7 +5102,6 @@ index a47f2d8c8987..da22d5bf985b 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -5257,7 +5130,6 @@ index a47f2d8c8987..da22d5bf985b 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -5273,7 +5145,6 @@ index a47f2d8c8987..da22d5bf985b 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -5311,6 +5182,24 @@ index a47f2d8c8987..da22d5bf985b 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -5333,10 +5222,9 @@ index a47f2d8c8987..da22d5bf985b 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -5346,48 +5234,58 @@ index a47f2d8c8987..da22d5bf985b 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("audio_decoder_multiopus_gn")
-diff --git third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_opus_config_gn/moz.build third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_opus_config_gn/moz.build
-index 3359d9b0b85d..7d82c70e035e 100644
---- third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_opus_config_gn/moz.build
-+++ third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_opus_config_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("audio_encoder_multiopus_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_opus_config_gn/moz.build third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_opus_config_gn/moz.build
+index 06732b48f469..0ccb94d1f9fb 100644
+--- third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_opus_config_gn/moz.build
++++ third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_opus_config_gn/moz.build
+@@ -12,12 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+ DEFINES["WEBRTC_OPUS_VARIABLE_COMPLEXITY"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -5396,7 +5294,7 @@ index 3359d9b0b85d..7d82c70e035e 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -48,175 +57,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -5408,7 +5306,6 @@ index 3359d9b0b85d..7d82c70e035e 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -5417,7 +5314,6 @@ index 3359d9b0b85d..7d82c70e035e 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -5446,7 +5342,6 @@ index 3359d9b0b85d..7d82c70e035e 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -5462,7 +5357,6 @@ index 3359d9b0b85d..7d82c70e035e 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -5489,9 +5383,31 @@ index 3359d9b0b85d..7d82c70e035e 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -5514,10 +5430,9 @@ index 3359d9b0b85d..7d82c70e035e 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -5527,48 +5442,57 @@ index 3359d9b0b85d..7d82c70e035e 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("audio_decoder_opus_config_gn")
-diff --git third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_opus_gn/moz.build third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_opus_gn/moz.build
-index d60041f77dc5..4593eca0c892 100644
---- third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_opus_gn/moz.build
-+++ third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_opus_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("audio_encoder_opus_config_gn")
+diff --git third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_opus_gn/moz.build third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_opus_gn/moz.build
+index ab84d3f7559f..e4bcd225837a 100644
+--- third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_opus_gn/moz.build
++++ third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_opus_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -5577,7 +5501,7 @@ index d60041f77dc5..4593eca0c892 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -42,172 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,190 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -5589,7 +5513,6 @@ index d60041f77dc5..4593eca0c892 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -5602,7 +5525,6 @@ index d60041f77dc5..4593eca0c892 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -5635,7 +5557,6 @@ index d60041f77dc5..4593eca0c892 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -5651,7 +5572,6 @@ index d60041f77dc5..4593eca0c892 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -5692,6 +5612,24 @@ index d60041f77dc5..4593eca0c892 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -5714,10 +5652,9 @@ index d60041f77dc5..4593eca0c892 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -5727,48 +5664,57 @@ index d60041f77dc5..4593eca0c892 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("audio_decoder_opus_gn")
-diff --git third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_multiopus_gn/moz.build third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_multiopus_gn/moz.build
-index aef6a673e58b..4dbae51c514c 100644
---- third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_multiopus_gn/moz.build
-+++ third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_multiopus_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("audio_encoder_opus_gn")
+diff --git third_party/libwebrtc/api/audio_options_api_gn/moz.build third_party/libwebrtc/api/audio_options_api_gn/moz.build
+index 1b19c42e986c..8d416085b79b 100644
+--- third_party/libwebrtc/api/audio_options_api_gn/moz.build
++++ third_party/libwebrtc/api/audio_options_api_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -5777,7 +5723,7 @@ index aef6a673e58b..4dbae51c514c 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -42,165 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -5789,7 +5735,6 @@ index aef6a673e58b..4dbae51c514c 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -5802,7 +5747,6 @@ index aef6a673e58b..4dbae51c514c 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -5831,7 +5775,6 @@ index aef6a673e58b..4dbae51c514c 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -5847,7 +5790,6 @@ index aef6a673e58b..4dbae51c514c 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -5865,10 +5807,6 @@ index aef6a673e58b..4dbae51c514c 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -5885,6 +5823,24 @@ index aef6a673e58b..4dbae51c514c 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -5907,10 +5863,9 @@ index aef6a673e58b..4dbae51c514c 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -5920,49 +5875,57 @@ index aef6a673e58b..4dbae51c514c 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("audio_encoder_multiopus_gn")
-diff --git third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_opus_config_gn/moz.build third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_opus_config_gn/moz.build
-index 3d874ea71a9f..def6bf949751 100644
---- third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_opus_config_gn/moz.build
-+++ third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_opus_config_gn/moz.build
-@@ -12,11 +12,21 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("audio_options_api_gn")
+diff --git third_party/libwebrtc/api/bitrate_allocation_gn/moz.build third_party/libwebrtc/api/bitrate_allocation_gn/moz.build
+index a694eff03b3f..953d60cc35a0 100644
+--- third_party/libwebrtc/api/bitrate_allocation_gn/moz.build
++++ third_party/libwebrtc/api/bitrate_allocation_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
- DEFINES["WEBRTC_OPUS_VARIABLE_COMPLEXITY"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -5971,7 +5934,7 @@ index 3d874ea71a9f..def6bf949751 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -46,157 +56,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,107 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -5983,16 +5946,18 @@ index 3d874ea71a9f..def6bf949751 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -6021,7 +5986,6 @@ index 3d874ea71a9f..def6bf949751 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -6037,7 +6001,6 @@ index 3d874ea71a9f..def6bf949751 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -6064,14 +6027,215 @@ index 3d874ea71a9f..def6bf949751 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -149,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support"
 -    ]
 -
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("bitrate_allocation_gn")
+diff --git third_party/libwebrtc/api/call_api_gn/moz.build third_party/libwebrtc/api/call_api_gn/moz.build
+index e446d8228025..8b21859a8adb 100644
+--- third_party/libwebrtc/api/call_api_gn/moz.build
++++ third_party/libwebrtc/api/call_api_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -6112,42 +6276,38 @@ index 3d874ea71a9f..def6bf949751 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("audio_encoder_opus_config_gn")
-diff --git third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_opus_gn/moz.build third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_opus_gn/moz.build
-index 98bce2f651e4..ca241f4f1697 100644
---- third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_opus_gn/moz.build
-+++ third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_opus_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("call_api_gn")
+diff --git third_party/libwebrtc/api/callfactory_api_gn/moz.build third_party/libwebrtc/api/callfactory_api_gn/moz.build
+index b0f2bbbf3545..e51b0bd98f1a 100644
+--- third_party/libwebrtc/api/callfactory_api_gn/moz.build
++++ third_party/libwebrtc/api/callfactory_api_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -6156,7 +6316,7 @@ index 98bce2f651e4..ca241f4f1697 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -42,172 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,118 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -6168,7 +6328,6 @@ index 98bce2f651e4..ca241f4f1697 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -6181,7 +6340,6 @@ index 98bce2f651e4..ca241f4f1697 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -6214,7 +6372,6 @@ index 98bce2f651e4..ca241f4f1697 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -6230,7 +6387,6 @@ index 98bce2f651e4..ca241f4f1697 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -6264,14 +6420,26 @@ index 98bce2f651e4..ca241f4f1697 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -160,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -6312,42 +6480,38 @@ index 98bce2f651e4..ca241f4f1697 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("audio_encoder_opus_gn")
-diff --git third_party/libwebrtc/api/audio_options_api_gn/moz.build third_party/libwebrtc/api/audio_options_api_gn/moz.build
-index b11d9b3ffff3..ad7438cf6f52 100644
---- third_party/libwebrtc/api/audio_options_api_gn/moz.build
-+++ third_party/libwebrtc/api/audio_options_api_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("callfactory_api_gn")
+diff --git third_party/libwebrtc/api/crypto/frame_decryptor_interface_gn/moz.build third_party/libwebrtc/api/crypto/frame_decryptor_interface_gn/moz.build
+index 1ce4cdd00a59..16ee32317d2a 100644
+--- third_party/libwebrtc/api/crypto/frame_decryptor_interface_gn/moz.build
++++ third_party/libwebrtc/api/crypto/frame_decryptor_interface_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -6356,7 +6520,7 @@ index b11d9b3ffff3..ad7438cf6f52 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,107 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -6368,7 +6532,6 @@ index b11d9b3ffff3..ad7438cf6f52 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -6381,7 +6544,6 @@ index b11d9b3ffff3..ad7438cf6f52 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -6410,7 +6572,6 @@ index b11d9b3ffff3..ad7438cf6f52 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -6426,7 +6587,6 @@ index b11d9b3ffff3..ad7438cf6f52 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -6453,14 +6613,26 @@ index b11d9b3ffff3..ad7438cf6f52 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -149,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -6501,42 +6673,38 @@ index b11d9b3ffff3..ad7438cf6f52 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("audio_options_api_gn")
-diff --git third_party/libwebrtc/api/bitrate_allocation_gn/moz.build third_party/libwebrtc/api/bitrate_allocation_gn/moz.build
-index 7154df99fcc0..6bfa9af65ffd 100644
---- third_party/libwebrtc/api/bitrate_allocation_gn/moz.build
-+++ third_party/libwebrtc/api/bitrate_allocation_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("frame_decryptor_interface_gn")
+diff --git third_party/libwebrtc/api/crypto/frame_encryptor_interface_gn/moz.build third_party/libwebrtc/api/crypto/frame_encryptor_interface_gn/moz.build
+index b8385d1daacd..0ee97ec6c218 100644
+--- third_party/libwebrtc/api/crypto/frame_encryptor_interface_gn/moz.build
++++ third_party/libwebrtc/api/crypto/frame_encryptor_interface_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -6545,7 +6713,7 @@ index 7154df99fcc0..6bfa9af65ffd 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,107 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -6557,7 +6725,6 @@ index 7154df99fcc0..6bfa9af65ffd 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -6570,7 +6737,6 @@ index 7154df99fcc0..6bfa9af65ffd 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -6599,7 +6765,6 @@ index 7154df99fcc0..6bfa9af65ffd 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -6615,7 +6780,6 @@ index 7154df99fcc0..6bfa9af65ffd 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -6646,6 +6810,22 @@ index 7154df99fcc0..6bfa9af65ffd 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -149,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -6686,42 +6866,38 @@ index 7154df99fcc0..6bfa9af65ffd 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("bitrate_allocation_gn")
-diff --git third_party/libwebrtc/api/call_api_gn/moz.build third_party/libwebrtc/api/call_api_gn/moz.build
-index 425aeeafa82c..62ea77045905 100644
---- third_party/libwebrtc/api/call_api_gn/moz.build
-+++ third_party/libwebrtc/api/call_api_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("frame_encryptor_interface_gn")
+diff --git third_party/libwebrtc/api/crypto/options_gn/moz.build third_party/libwebrtc/api/crypto/options_gn/moz.build
+index aee1983c3e76..c6ad466bcf88 100644
+--- third_party/libwebrtc/api/crypto/options_gn/moz.build
++++ third_party/libwebrtc/api/crypto/options_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -6730,7 +6906,7 @@ index 425aeeafa82c..62ea77045905 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,175 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -6742,7 +6918,6 @@ index 425aeeafa82c..62ea77045905 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -6751,7 +6926,6 @@ index 425aeeafa82c..62ea77045905 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -6780,7 +6954,6 @@ index 425aeeafa82c..62ea77045905 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -6796,7 +6969,6 @@ index 425aeeafa82c..62ea77045905 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -6823,9 +6995,31 @@ index 425aeeafa82c..62ea77045905 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -6848,10 +7042,9 @@ index 425aeeafa82c..62ea77045905 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -6861,48 +7054,57 @@ index 425aeeafa82c..62ea77045905 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("call_api_gn")
-diff --git third_party/libwebrtc/api/callfactory_api_gn/moz.build third_party/libwebrtc/api/callfactory_api_gn/moz.build
-index 44caaf90094f..4fb736b419fc 100644
---- third_party/libwebrtc/api/callfactory_api_gn/moz.build
-+++ third_party/libwebrtc/api/callfactory_api_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("options_gn")
+diff --git third_party/libwebrtc/api/fec_controller_api_gn/moz.build third_party/libwebrtc/api/fec_controller_api_gn/moz.build
+index 014e7fe571aa..0e340edaa9b8 100644
+--- third_party/libwebrtc/api/fec_controller_api_gn/moz.build
++++ third_party/libwebrtc/api/fec_controller_api_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -6911,7 +7113,7 @@ index 44caaf90094f..4fb736b419fc 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,170 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -6923,21 +7125,14 @@ index 44caaf90094f..4fb736b419fc 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "GLESv2",
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -6960,18 +7155,12 @@ index 44caaf90094f..4fb736b419fc 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -6987,7 +7176,6 @@ index 44caaf90094f..4fb736b419fc 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -7005,13 +7193,6 @@ index 44caaf90094f..4fb736b419fc 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -7025,6 +7206,22 @@ index 44caaf90094f..4fb736b419fc 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -7065,42 +7262,38 @@ index 44caaf90094f..4fb736b419fc 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("callfactory_api_gn")
-diff --git third_party/libwebrtc/api/crypto/frame_decryptor_interface_gn/moz.build third_party/libwebrtc/api/crypto/frame_decryptor_interface_gn/moz.build
-index 6b98ea51a638..d48614ca4acf 100644
---- third_party/libwebrtc/api/crypto/frame_decryptor_interface_gn/moz.build
-+++ third_party/libwebrtc/api/crypto/frame_decryptor_interface_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("fec_controller_api_gn")
+diff --git third_party/libwebrtc/api/field_trials_registry_gn/moz.build third_party/libwebrtc/api/field_trials_registry_gn/moz.build
+index f8884b4cd26a..bb3da46c855c 100644
+--- third_party/libwebrtc/api/field_trials_registry_gn/moz.build
++++ third_party/libwebrtc/api/field_trials_registry_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -7109,7 +7302,7 @@ index 6b98ea51a638..d48614ca4acf 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -7121,7 +7314,6 @@ index 6b98ea51a638..d48614ca4acf 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -7134,7 +7326,6 @@ index 6b98ea51a638..d48614ca4acf 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -7163,7 +7354,6 @@ index 6b98ea51a638..d48614ca4acf 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -7179,7 +7369,6 @@ index 6b98ea51a638..d48614ca4acf 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -7197,6 +7386,10 @@ index 6b98ea51a638..d48614ca4acf 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -7206,9 +7399,31 @@ index 6b98ea51a638..d48614ca4acf 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -7231,10 +7446,9 @@ index 6b98ea51a638..d48614ca4acf 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -7244,48 +7458,57 @@ index 6b98ea51a638..d48614ca4acf 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("frame_decryptor_interface_gn")
-diff --git third_party/libwebrtc/api/crypto/frame_encryptor_interface_gn/moz.build third_party/libwebrtc/api/crypto/frame_encryptor_interface_gn/moz.build
-index bb577371367e..3fbc6a37c593 100644
---- third_party/libwebrtc/api/crypto/frame_encryptor_interface_gn/moz.build
-+++ third_party/libwebrtc/api/crypto/frame_encryptor_interface_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("field_trials_registry_gn")
+diff --git third_party/libwebrtc/api/field_trials_view_gn/moz.build third_party/libwebrtc/api/field_trials_view_gn/moz.build
+index 2c7f147d4afb..3078bdae753b 100644
+--- third_party/libwebrtc/api/field_trials_view_gn/moz.build
++++ third_party/libwebrtc/api/field_trials_view_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -7294,7 +7517,7 @@ index bb577371367e..3fbc6a37c593 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -7306,20 +7529,14 @@ index bb577371367e..3fbc6a37c593 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -7348,7 +7565,6 @@ index bb577371367e..3fbc6a37c593 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -7364,7 +7580,6 @@ index bb577371367e..3fbc6a37c593 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -7395,6 +7610,22 @@ index bb577371367e..3fbc6a37c593 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -7435,42 +7666,38 @@ index bb577371367e..3fbc6a37c593 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("frame_encryptor_interface_gn")
-diff --git third_party/libwebrtc/api/crypto/options_gn/moz.build third_party/libwebrtc/api/crypto/options_gn/moz.build
-index 91d676f63fba..a6736f1c26f9 100644
---- third_party/libwebrtc/api/crypto/options_gn/moz.build
-+++ third_party/libwebrtc/api/crypto/options_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("field_trials_view_gn")
+diff --git third_party/libwebrtc/api/frame_transformer_interface_gn/moz.build third_party/libwebrtc/api/frame_transformer_interface_gn/moz.build
+index 885c8437ae88..43b4eeb1d4f0 100644
+--- third_party/libwebrtc/api/frame_transformer_interface_gn/moz.build
++++ third_party/libwebrtc/api/frame_transformer_interface_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -7479,7 +7706,7 @@ index 91d676f63fba..a6736f1c26f9 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,118 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -7491,7 +7718,6 @@ index 91d676f63fba..a6736f1c26f9 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -7499,13 +7725,11 @@ index 91d676f63fba..a6736f1c26f9 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -7529,7 +7753,6 @@ index 91d676f63fba..a6736f1c26f9 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "dl",
 -        "rt"
 -    ]
 -
@@ -7539,7 +7762,6 @@ index 91d676f63fba..a6736f1c26f9 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -7555,7 +7777,6 @@ index 91d676f63fba..a6736f1c26f9 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -7589,14 +7810,26 @@ index 91d676f63fba..a6736f1c26f9 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -160,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -7637,42 +7870,38 @@ index 91d676f63fba..a6736f1c26f9 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("options_gn")
-diff --git third_party/libwebrtc/api/fec_controller_api_gn/moz.build third_party/libwebrtc/api/fec_controller_api_gn/moz.build
-index ea29beb6b0c7..855dbcea1112 100644
---- third_party/libwebrtc/api/fec_controller_api_gn/moz.build
-+++ third_party/libwebrtc/api/fec_controller_api_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("frame_transformer_interface_gn")
+diff --git third_party/libwebrtc/api/function_view_gn/moz.build third_party/libwebrtc/api/function_view_gn/moz.build
+index 59ebc4ae7ad2..53144eed7f3b 100644
+--- third_party/libwebrtc/api/function_view_gn/moz.build
++++ third_party/libwebrtc/api/function_view_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -7681,7 +7910,7 @@ index ea29beb6b0c7..855dbcea1112 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,107 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -7693,16 +7922,18 @@ index ea29beb6b0c7..855dbcea1112 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -7731,7 +7962,6 @@ index ea29beb6b0c7..855dbcea1112 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -7747,7 +7977,6 @@ index ea29beb6b0c7..855dbcea1112 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -7778,6 +8007,22 @@ index ea29beb6b0c7..855dbcea1112 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -149,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -7818,42 +8063,38 @@ index ea29beb6b0c7..855dbcea1112 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("fec_controller_api_gn")
-diff --git third_party/libwebrtc/api/field_trials_view_gn/moz.build third_party/libwebrtc/api/field_trials_view_gn/moz.build
-index 813d5856192a..486b6a2fe58a 100644
---- third_party/libwebrtc/api/field_trials_view_gn/moz.build
-+++ third_party/libwebrtc/api/field_trials_view_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("function_view_gn")
+diff --git third_party/libwebrtc/api/libjingle_logging_api_gn/moz.build third_party/libwebrtc/api/libjingle_logging_api_gn/moz.build
+index 5e41eca1b72c..a918a1104b37 100644
+--- third_party/libwebrtc/api/libjingle_logging_api_gn/moz.build
++++ third_party/libwebrtc/api/libjingle_logging_api_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -7862,7 +8103,7 @@ index 813d5856192a..486b6a2fe58a 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -7874,7 +8115,6 @@ index 813d5856192a..486b6a2fe58a 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -7883,7 +8123,6 @@ index 813d5856192a..486b6a2fe58a 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -7912,7 +8151,6 @@ index 813d5856192a..486b6a2fe58a 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -7928,7 +8166,6 @@ index 813d5856192a..486b6a2fe58a 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -7959,204 +8196,22 @@ index 813d5856192a..486b6a2fe58a 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
--
--    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
--
--if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
+ if CONFIG["CPU_ARCH"] == "mips32":
  
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
--
--    OS_LIBS += [
--        "android_support",
--        "unwind"
--    ]
--
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
--
--    OS_LIBS += [
--        "android_support"
--    ]
--
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
+-if CONFIG["CPU_ARCH"] == "mips64":
 -
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("field_trials_view_gn")
-diff --git third_party/libwebrtc/api/frame_transformer_interface_gn/moz.build third_party/libwebrtc/api/frame_transformer_interface_gn/moz.build
-index a89762beef0c..eb60f39f5d55 100644
---- third_party/libwebrtc/api/frame_transformer_interface_gn/moz.build
-+++ third_party/libwebrtc/api/frame_transformer_interface_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
- DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
- DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
- DEFINES["RTC_ENABLE_VP9"] = True
-+DEFINES["USE_GLIB"] = "1"
-+DEFINES["USE_OZONE"] = "1"
-+DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
- DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
- DEFINES["WEBRTC_LIBRARY_IMPL"] = True
- DEFINES["WEBRTC_MOZILLA_BUILD"] = True
- DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
-+DEFINES["WEBRTC_POSIX"] = True
-+DEFINES["_FILE_OFFSET_BITS"] = "64"
-+DEFINES["_LARGEFILE64_SOURCE"] = True
-+DEFINES["_LARGEFILE_SOURCE"] = True
-+DEFINES["__STDC_CONSTANT_MACROS"] = True
-+DEFINES["__STDC_FORMAT_MACROS"] = True
- 
- FINAL_LIBRARY = "webrtc"
- 
-@@ -37,170 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
- if CONFIG["MOZ_DEBUG"] == "1":
  
-     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
--
--if CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["ANDROID"] = True
--    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
--    DEFINES["HAVE_SYS_UIO_H"] = True
--    DEFINES["WEBRTC_ANDROID"] = True
--    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_GNU_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--    OS_LIBS += [
--        "GLESv2",
--        "log"
--    ]
--
--if CONFIG["OS_TARGET"] == "Darwin":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_MAC"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
--    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--if CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_NSS_CERTS"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_UDEV"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
--if CONFIG["OS_TARGET"] == "OpenBSD":
--
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_X11"] = "1"
--    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--if CONFIG["OS_TARGET"] == "WINNT":
--
--    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
--    DEFINES["NOMINMAX"] = True
--    DEFINES["NTDDI_VERSION"] = "0x0A000000"
--    DEFINES["PSAPI_VERSION"] = "2"
--    DEFINES["UNICODE"] = True
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_WIN"] = True
--    DEFINES["WIN32"] = True
--    DEFINES["WIN32_LEAN_AND_MEAN"] = True
--    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
--    DEFINES["WINVER"] = "0x0A00"
--    DEFINES["_ATL_NO_OPENGL"] = True
--    DEFINES["_CRT_RAND_S"] = True
--    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
--    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
--    DEFINES["_HAS_EXCEPTIONS"] = "0"
--    DEFINES["_HAS_NODISCARD"] = True
--    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
--    DEFINES["_SECURE_ATL"] = True
--    DEFINES["_UNICODE"] = True
--    DEFINES["_WIN32_WINNT"] = "0x0A00"
--    DEFINES["_WINDOWS"] = True
--    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
-+    DEFINES["_DEBUG"] = True
+ if CONFIG["CPU_ARCH"] == "x86":
  
- if CONFIG["CPU_ARCH"] == "aarch64":
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
  
-     DEFINES["WEBRTC_ARCH_ARM64"] = True
-     DEFINES["WEBRTC_HAS_NEON"] = True
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
--if CONFIG["CPU_ARCH"] == "arm":
--
--    DEFINES["WEBRTC_ARCH_ARM"] = True
--    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
--    DEFINES["WEBRTC_HAS_NEON"] = True
--
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -8197,42 +8252,38 @@ index a89762beef0c..eb60f39f5d55 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("frame_transformer_interface_gn")
-diff --git third_party/libwebrtc/api/function_view_gn/moz.build third_party/libwebrtc/api/function_view_gn/moz.build
-index c262278451c8..ed26b77d1acd 100644
---- third_party/libwebrtc/api/function_view_gn/moz.build
-+++ third_party/libwebrtc/api/function_view_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("jingle_logging_api_gn")
+diff --git third_party/libwebrtc/api/libjingle_peerconnection_api_gn/moz.build third_party/libwebrtc/api/libjingle_peerconnection_api_gn/moz.build
+index 579b7f164b6a..bdbc0d078b7f 100644
+--- third_party/libwebrtc/api/libjingle_peerconnection_api_gn/moz.build
++++ third_party/libwebrtc/api/libjingle_peerconnection_api_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -8241,7 +8292,7 @@ index c262278451c8..ed26b77d1acd 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -8253,20 +8304,14 @@ index c262278451c8..ed26b77d1acd 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -8295,7 +8340,6 @@ index c262278451c8..ed26b77d1acd 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -8311,7 +8355,6 @@ index c262278451c8..ed26b77d1acd 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -8342,6 +8385,22 @@ index c262278451c8..ed26b77d1acd 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -8382,42 +8441,38 @@ index c262278451c8..ed26b77d1acd 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("function_view_gn")
-diff --git third_party/libwebrtc/api/libjingle_logging_api_gn/moz.build third_party/libwebrtc/api/libjingle_logging_api_gn/moz.build
-index 24c1fe3c203d..e9b919471baa 100644
---- third_party/libwebrtc/api/libjingle_logging_api_gn/moz.build
-+++ third_party/libwebrtc/api/libjingle_logging_api_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("jingle_peerconnection_api_gn")
+diff --git third_party/libwebrtc/api/location_gn/moz.build third_party/libwebrtc/api/location_gn/moz.build
+index 434406691e4c..0251460ee9f6 100644
+--- third_party/libwebrtc/api/location_gn/moz.build
++++ third_party/libwebrtc/api/location_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -8426,7 +8481,7 @@ index 24c1fe3c203d..e9b919471baa 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -8438,7 +8493,6 @@ index 24c1fe3c203d..e9b919471baa 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -8447,7 +8501,6 @@ index 24c1fe3c203d..e9b919471baa 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -8476,7 +8529,6 @@ index 24c1fe3c203d..e9b919471baa 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -8492,7 +8544,6 @@ index 24c1fe3c203d..e9b919471baa 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -8523,6 +8574,22 @@ index 24c1fe3c203d..e9b919471baa 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -8563,42 +8630,38 @@ index 24c1fe3c203d..e9b919471baa 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("jingle_logging_api_gn")
+ Library("location_gn")
 diff --git third_party/libwebrtc/api/make_ref_counted_gn/moz.build third_party/libwebrtc/api/make_ref_counted_gn/moz.build
-index 2fafcbf37fb0..091db6cf5490 100644
+index 8b3a500acb00..2565408ce87a 100644
 --- third_party/libwebrtc/api/make_ref_counted_gn/moz.build
 +++ third_party/libwebrtc/api/make_ref_counted_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -8607,7 +8670,7 @@ index 2fafcbf37fb0..091db6cf5490 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -8619,7 +8682,6 @@ index 2fafcbf37fb0..091db6cf5490 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -8628,7 +8690,6 @@ index 2fafcbf37fb0..091db6cf5490 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -8657,7 +8718,6 @@ index 2fafcbf37fb0..091db6cf5490 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -8673,7 +8733,6 @@ index 2fafcbf37fb0..091db6cf5490 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -8704,6 +8763,22 @@ index 2fafcbf37fb0..091db6cf5490 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -8744,42 +8819,38 @@ index 2fafcbf37fb0..091db6cf5490 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("make_ref_counted_gn")
 diff --git third_party/libwebrtc/api/media_stream_interface_gn/moz.build third_party/libwebrtc/api/media_stream_interface_gn/moz.build
-index 841bc83b09cd..d367856e783e 100644
+index b80f10168f55..7aea55ea197a 100644
 --- third_party/libwebrtc/api/media_stream_interface_gn/moz.build
 +++ third_party/libwebrtc/api/media_stream_interface_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -8788,7 +8859,7 @@ index 841bc83b09cd..d367856e783e 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -8800,7 +8871,6 @@ index 841bc83b09cd..d367856e783e 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -8813,7 +8883,6 @@ index 841bc83b09cd..d367856e783e 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -8842,7 +8911,6 @@ index 841bc83b09cd..d367856e783e 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -8858,7 +8926,6 @@ index 841bc83b09cd..d367856e783e 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -8896,6 +8963,24 @@ index 841bc83b09cd..d367856e783e 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -8918,10 +9003,9 @@ index 841bc83b09cd..d367856e783e 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -8931,48 +9015,57 @@ index 841bc83b09cd..d367856e783e 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["USE_X11"] = "1"
+ 
  Library("media_stream_interface_gn")
 diff --git third_party/libwebrtc/api/metronome/metronome_gn/moz.build third_party/libwebrtc/api/metronome/metronome_gn/moz.build
-index 2c29acea7a4a..7ab82acf29f7 100644
+index dce0ca43192e..9559599c7097 100644
 --- third_party/libwebrtc/api/metronome/metronome_gn/moz.build
 +++ third_party/libwebrtc/api/metronome/metronome_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -8981,7 +9074,7 @@ index 2c29acea7a4a..7ab82acf29f7 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,107 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -8993,7 +9086,6 @@ index 2c29acea7a4a..7ab82acf29f7 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -9006,7 +9098,6 @@ index 2c29acea7a4a..7ab82acf29f7 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -9035,7 +9126,6 @@ index 2c29acea7a4a..7ab82acf29f7 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -9051,7 +9141,6 @@ index 2c29acea7a4a..7ab82acf29f7 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -9082,6 +9171,22 @@ index 2c29acea7a4a..7ab82acf29f7 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -149,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -9122,42 +9227,38 @@ index 2c29acea7a4a..7ab82acf29f7 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("metronome_gn")
 diff --git third_party/libwebrtc/api/neteq/default_neteq_controller_factory_gn/moz.build third_party/libwebrtc/api/neteq/default_neteq_controller_factory_gn/moz.build
-index e04fd248be78..e47e83a0f9c6 100644
+index 273be80f73aa..3def73b6e920 100644
 --- third_party/libwebrtc/api/neteq/default_neteq_controller_factory_gn/moz.build
 +++ third_party/libwebrtc/api/neteq/default_neteq_controller_factory_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -9166,7 +9267,7 @@ index e04fd248be78..e47e83a0f9c6 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,190 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -9178,7 +9279,6 @@ index e04fd248be78..e47e83a0f9c6 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -9191,7 +9291,6 @@ index e04fd248be78..e47e83a0f9c6 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -9224,7 +9323,6 @@ index e04fd248be78..e47e83a0f9c6 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -9240,7 +9338,6 @@ index e04fd248be78..e47e83a0f9c6 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -9281,6 +9378,24 @@ index e04fd248be78..e47e83a0f9c6 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -9303,10 +9418,9 @@ index e04fd248be78..e47e83a0f9c6 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -9316,48 +9430,57 @@ index e04fd248be78..e47e83a0f9c6 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["USE_X11"] = "1"
+ 
  Library("default_neteq_controller_factory_gn")
 diff --git third_party/libwebrtc/api/neteq/neteq_api_gn/moz.build third_party/libwebrtc/api/neteq/neteq_api_gn/moz.build
-index a12067d17032..056da03b49a4 100644
+index f06937f581eb..909633162ae6 100644
 --- third_party/libwebrtc/api/neteq/neteq_api_gn/moz.build
 +++ third_party/libwebrtc/api/neteq/neteq_api_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -9366,7 +9489,7 @@ index a12067d17032..056da03b49a4 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,190 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -9378,7 +9501,6 @@ index a12067d17032..056da03b49a4 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -9391,7 +9513,6 @@ index a12067d17032..056da03b49a4 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -9424,7 +9545,6 @@ index a12067d17032..056da03b49a4 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -9440,7 +9560,6 @@ index a12067d17032..056da03b49a4 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -9481,6 +9600,24 @@ index a12067d17032..056da03b49a4 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -9503,10 +9640,9 @@ index a12067d17032..056da03b49a4 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -9516,48 +9652,57 @@ index a12067d17032..056da03b49a4 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["USE_X11"] = "1"
+ 
  Library("neteq_api_gn")
 diff --git third_party/libwebrtc/api/neteq/neteq_controller_api_gn/moz.build third_party/libwebrtc/api/neteq/neteq_controller_api_gn/moz.build
-index bf38bb498876..1fda731ace2d 100644
+index d09b5aed5335..b63d342a355c 100644
 --- third_party/libwebrtc/api/neteq/neteq_controller_api_gn/moz.build
 +++ third_party/libwebrtc/api/neteq/neteq_controller_api_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -9566,7 +9711,7 @@ index bf38bb498876..1fda731ace2d 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,168 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,118 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -9578,7 +9723,6 @@ index bf38bb498876..1fda731ace2d 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -9591,7 +9735,6 @@ index bf38bb498876..1fda731ace2d 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -9624,7 +9767,6 @@ index bf38bb498876..1fda731ace2d 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -9640,7 +9782,6 @@ index bf38bb498876..1fda731ace2d 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -9678,6 +9819,22 @@ index bf38bb498876..1fda731ace2d 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -160,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -9718,42 +9875,38 @@ index bf38bb498876..1fda731ace2d 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("neteq_controller_api_gn")
 diff --git third_party/libwebrtc/api/neteq/tick_timer_gn/moz.build third_party/libwebrtc/api/neteq/tick_timer_gn/moz.build
-index a96170cca7bc..7e0bbb099199 100644
+index 012522550973..10f3a99bcbcd 100644
 --- third_party/libwebrtc/api/neteq/tick_timer_gn/moz.build
 +++ third_party/libwebrtc/api/neteq/tick_timer_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -9762,7 +9915,7 @@ index a96170cca7bc..7e0bbb099199 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -9774,7 +9927,6 @@ index a96170cca7bc..7e0bbb099199 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -9787,7 +9939,6 @@ index a96170cca7bc..7e0bbb099199 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -9816,7 +9967,6 @@ index a96170cca7bc..7e0bbb099199 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -9832,7 +9982,6 @@ index a96170cca7bc..7e0bbb099199 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -9866,6 +10015,24 @@ index a96170cca7bc..7e0bbb099199 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -9888,10 +10055,9 @@ index a96170cca7bc..7e0bbb099199 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -9901,48 +10067,57 @@ index a96170cca7bc..7e0bbb099199 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["USE_X11"] = "1"
+ 
  Library("tick_timer_gn")
 diff --git third_party/libwebrtc/api/network_state_predictor_api_gn/moz.build third_party/libwebrtc/api/network_state_predictor_api_gn/moz.build
-index a5e84246e633..2abf269dbf4a 100644
+index 2a95233bda53..7f30532ddb95 100644
 --- third_party/libwebrtc/api/network_state_predictor_api_gn/moz.build
 +++ third_party/libwebrtc/api/network_state_predictor_api_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -9951,7 +10126,7 @@ index a5e84246e633..2abf269dbf4a 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -9963,7 +10138,6 @@ index a5e84246e633..2abf269dbf4a 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -9972,7 +10146,6 @@ index a5e84246e633..2abf269dbf4a 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -10001,7 +10174,6 @@ index a5e84246e633..2abf269dbf4a 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -10017,7 +10189,6 @@ index a5e84246e633..2abf269dbf4a 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -10048,6 +10219,22 @@ index a5e84246e633..2abf269dbf4a 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -10088,42 +10275,38 @@ index a5e84246e633..2abf269dbf4a 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("network_state_predictor_api_gn")
-diff --git third_party/libwebrtc/api/numerics/numerics_gn/moz.build third_party/libwebrtc/api/numerics/numerics_gn/moz.build
-index 44d6d1c751d0..bb061c59b10d 100644
---- third_party/libwebrtc/api/numerics/numerics_gn/moz.build
-+++ third_party/libwebrtc/api/numerics/numerics_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+diff --git third_party/libwebrtc/api/priority_gn/moz.build third_party/libwebrtc/api/priority_gn/moz.build
+index 08cb5bf2d567..461d52f93d0e 100644
+--- third_party/libwebrtc/api/priority_gn/moz.build
++++ third_party/libwebrtc/api/priority_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -10132,7 +10315,7 @@ index 44d6d1c751d0..bb061c59b10d 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -10144,20 +10327,14 @@ index 44d6d1c751d0..bb061c59b10d 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -10186,7 +10363,6 @@ index 44d6d1c751d0..bb061c59b10d 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -10202,7 +10378,6 @@ index 44d6d1c751d0..bb061c59b10d 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -10220,10 +10395,6 @@ index 44d6d1c751d0..bb061c59b10d 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -10233,14 +10404,26 @@ index 44d6d1c751d0..bb061c59b10d 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -10281,42 +10464,38 @@ index 44d6d1c751d0..bb061c59b10d 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("numerics_gn")
-diff --git third_party/libwebrtc/api/priority_gn/moz.build third_party/libwebrtc/api/priority_gn/moz.build
-index 51e1eb902ed3..7563b491443d 100644
---- third_party/libwebrtc/api/priority_gn/moz.build
-+++ third_party/libwebrtc/api/priority_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("priority_gn")
+diff --git third_party/libwebrtc/api/refcountedbase_gn/moz.build third_party/libwebrtc/api/refcountedbase_gn/moz.build
+index f2a22be84640..b048864ad448 100644
+--- third_party/libwebrtc/api/refcountedbase_gn/moz.build
++++ third_party/libwebrtc/api/refcountedbase_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -10325,7 +10504,7 @@ index 51e1eb902ed3..7563b491443d 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -10337,7 +10516,6 @@ index 51e1eb902ed3..7563b491443d 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -10346,7 +10524,6 @@ index 51e1eb902ed3..7563b491443d 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -10375,7 +10552,6 @@ index 51e1eb902ed3..7563b491443d 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -10391,7 +10567,6 @@ index 51e1eb902ed3..7563b491443d 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -10422,6 +10597,22 @@ index 51e1eb902ed3..7563b491443d 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -10462,42 +10653,38 @@ index 51e1eb902ed3..7563b491443d 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("priority_gn")
-diff --git third_party/libwebrtc/api/refcountedbase_gn/moz.build third_party/libwebrtc/api/refcountedbase_gn/moz.build
-index 1423641b2fec..8e28b1542274 100644
---- third_party/libwebrtc/api/refcountedbase_gn/moz.build
-+++ third_party/libwebrtc/api/refcountedbase_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("refcountedbase_gn")
+diff --git third_party/libwebrtc/api/rtc_error_gn/moz.build third_party/libwebrtc/api/rtc_error_gn/moz.build
+index 07efa1cf5563..fcf285f401fc 100644
+--- third_party/libwebrtc/api/rtc_error_gn/moz.build
++++ third_party/libwebrtc/api/rtc_error_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -10506,7 +10693,7 @@ index 1423641b2fec..8e28b1542274 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -10518,16 +10705,18 @@ index 1423641b2fec..8e28b1542274 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -10556,7 +10745,6 @@ index 1423641b2fec..8e28b1542274 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -10572,7 +10760,6 @@ index 1423641b2fec..8e28b1542274 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -10590,6 +10777,10 @@ index 1423641b2fec..8e28b1542274 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -10599,9 +10790,31 @@ index 1423641b2fec..8e28b1542274 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -10624,10 +10837,9 @@ index 1423641b2fec..8e28b1542274 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -10637,48 +10849,57 @@ index 1423641b2fec..8e28b1542274 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("refcountedbase_gn")
-diff --git third_party/libwebrtc/api/rtc_error_gn/moz.build third_party/libwebrtc/api/rtc_error_gn/moz.build
-index a8296cb1264f..3a94ae004f20 100644
---- third_party/libwebrtc/api/rtc_error_gn/moz.build
-+++ third_party/libwebrtc/api/rtc_error_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rtc_error_gn")
+diff --git third_party/libwebrtc/api/rtc_event_log/rtc_event_log_gn/moz.build third_party/libwebrtc/api/rtc_event_log/rtc_event_log_gn/moz.build
+index a96be6791fdc..68470ecf6df4 100644
+--- third_party/libwebrtc/api/rtc_event_log/rtc_event_log_gn/moz.build
++++ third_party/libwebrtc/api/rtc_event_log/rtc_event_log_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -10687,7 +10908,7 @@ index a8296cb1264f..3a94ae004f20 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,183 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -10699,7 +10920,6 @@ index a8296cb1264f..3a94ae004f20 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -10712,7 +10932,6 @@ index a8296cb1264f..3a94ae004f20 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -10741,7 +10960,6 @@ index a8296cb1264f..3a94ae004f20 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -10757,7 +10975,6 @@ index a8296cb1264f..3a94ae004f20 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -10795,6 +11012,24 @@ index a8296cb1264f..3a94ae004f20 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -10817,10 +11052,9 @@ index a8296cb1264f..3a94ae004f20 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -10830,48 +11064,57 @@ index a8296cb1264f..3a94ae004f20 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("rtc_error_gn")
-diff --git third_party/libwebrtc/api/rtc_event_log/rtc_event_log_gn/moz.build third_party/libwebrtc/api/rtc_event_log/rtc_event_log_gn/moz.build
-index 2b0b00877a36..0d6cb6439cf4 100644
---- third_party/libwebrtc/api/rtc_event_log/rtc_event_log_gn/moz.build
-+++ third_party/libwebrtc/api/rtc_event_log/rtc_event_log_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rtc_event_log_gn")
+diff --git third_party/libwebrtc/api/rtp_headers_gn/moz.build third_party/libwebrtc/api/rtp_headers_gn/moz.build
+index d26fa6a026f9..b5647f419f7c 100644
+--- third_party/libwebrtc/api/rtp_headers_gn/moz.build
++++ third_party/libwebrtc/api/rtp_headers_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -10880,7 +11123,7 @@ index 2b0b00877a36..0d6cb6439cf4 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -42,165 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -10892,7 +11135,6 @@ index 2b0b00877a36..0d6cb6439cf4 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -10905,7 +11147,6 @@ index 2b0b00877a36..0d6cb6439cf4 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -10934,7 +11175,6 @@ index 2b0b00877a36..0d6cb6439cf4 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -10950,7 +11190,6 @@ index 2b0b00877a36..0d6cb6439cf4 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -10988,6 +11227,24 @@ index 2b0b00877a36..0d6cb6439cf4 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -11010,10 +11267,9 @@ index 2b0b00877a36..0d6cb6439cf4 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -11023,48 +11279,57 @@ index 2b0b00877a36..0d6cb6439cf4 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("rtc_event_log_gn")
-diff --git third_party/libwebrtc/api/rtp_headers_gn/moz.build third_party/libwebrtc/api/rtp_headers_gn/moz.build
-index 16159662427c..333832e7f926 100644
---- third_party/libwebrtc/api/rtp_headers_gn/moz.build
-+++ third_party/libwebrtc/api/rtp_headers_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rtp_headers_gn")
+diff --git third_party/libwebrtc/api/rtp_packet_info_gn/moz.build third_party/libwebrtc/api/rtp_packet_info_gn/moz.build
+index 99c25cbbaead..df1cf58c7083 100644
+--- third_party/libwebrtc/api/rtp_packet_info_gn/moz.build
++++ third_party/libwebrtc/api/rtp_packet_info_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -11073,7 +11338,7 @@ index 16159662427c..333832e7f926 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -11085,7 +11350,6 @@ index 16159662427c..333832e7f926 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -11098,7 +11362,6 @@ index 16159662427c..333832e7f926 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -11127,7 +11390,6 @@ index 16159662427c..333832e7f926 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -11143,7 +11405,6 @@ index 16159662427c..333832e7f926 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -11181,6 +11442,24 @@ index 16159662427c..333832e7f926 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -11203,10 +11482,9 @@ index 16159662427c..333832e7f926 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -11216,48 +11494,57 @@ index 16159662427c..333832e7f926 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("rtp_headers_gn")
-diff --git third_party/libwebrtc/api/rtp_packet_info_gn/moz.build third_party/libwebrtc/api/rtp_packet_info_gn/moz.build
-index a8a4516ac4d0..66e3712aeb0d 100644
---- third_party/libwebrtc/api/rtp_packet_info_gn/moz.build
-+++ third_party/libwebrtc/api/rtp_packet_info_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rtp_packet_info_gn")
+diff --git third_party/libwebrtc/api/rtp_parameters_gn/moz.build third_party/libwebrtc/api/rtp_parameters_gn/moz.build
+index 4dc6e4a74378..ddc2e7f5536f 100644
+--- third_party/libwebrtc/api/rtp_parameters_gn/moz.build
++++ third_party/libwebrtc/api/rtp_parameters_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -11266,7 +11553,7 @@ index a8a4516ac4d0..66e3712aeb0d 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,179 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -11278,7 +11565,6 @@ index a8a4516ac4d0..66e3712aeb0d 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -11291,7 +11577,6 @@ index a8a4516ac4d0..66e3712aeb0d 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -11320,7 +11605,6 @@ index a8a4516ac4d0..66e3712aeb0d 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -11336,7 +11620,6 @@ index a8a4516ac4d0..66e3712aeb0d 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -11354,10 +11637,6 @@ index a8a4516ac4d0..66e3712aeb0d 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -11374,6 +11653,24 @@ index a8a4516ac4d0..66e3712aeb0d 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -11396,10 +11693,9 @@ index a8a4516ac4d0..66e3712aeb0d 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -11409,48 +11705,57 @@ index a8a4516ac4d0..66e3712aeb0d 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("rtp_packet_info_gn")
-diff --git third_party/libwebrtc/api/rtp_parameters_gn/moz.build third_party/libwebrtc/api/rtp_parameters_gn/moz.build
-index a9ad014f33ae..cdba7283d8d2 100644
---- third_party/libwebrtc/api/rtp_parameters_gn/moz.build
-+++ third_party/libwebrtc/api/rtp_parameters_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rtp_parameters_gn")
+diff --git third_party/libwebrtc/api/rtp_sender_interface_gn/moz.build third_party/libwebrtc/api/rtp_sender_interface_gn/moz.build
+index 9712e13ddd16..5f6e81fb3f4e 100644
+--- third_party/libwebrtc/api/rtp_sender_interface_gn/moz.build
++++ third_party/libwebrtc/api/rtp_sender_interface_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -11459,7 +11764,7 @@ index a9ad014f33ae..cdba7283d8d2 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -42,161 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -11471,20 +11776,14 @@ index a9ad014f33ae..cdba7283d8d2 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -11513,7 +11812,6 @@ index a9ad014f33ae..cdba7283d8d2 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -11529,7 +11827,6 @@ index a9ad014f33ae..cdba7283d8d2 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -11556,14 +11853,26 @@ index a9ad014f33ae..cdba7283d8d2 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -11604,42 +11913,38 @@ index a9ad014f33ae..cdba7283d8d2 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("rtp_parameters_gn")
-diff --git third_party/libwebrtc/api/rtp_transceiver_direction_gn/moz.build third_party/libwebrtc/api/rtp_transceiver_direction_gn/moz.build
-index 0c01da41542d..51422769eb75 100644
---- third_party/libwebrtc/api/rtp_transceiver_direction_gn/moz.build
-+++ third_party/libwebrtc/api/rtp_transceiver_direction_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("rtp_sender_interface_gn")
+diff --git third_party/libwebrtc/api/rtp_sender_setparameters_callback_gn/moz.build third_party/libwebrtc/api/rtp_sender_setparameters_callback_gn/moz.build
+index 5cc94b1d99f7..f274d0055498 100644
+--- third_party/libwebrtc/api/rtp_sender_setparameters_callback_gn/moz.build
++++ third_party/libwebrtc/api/rtp_sender_setparameters_callback_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -11648,7 +11953,7 @@ index 0c01da41542d..51422769eb75 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -11660,16 +11965,18 @@ index 0c01da41542d..51422769eb75 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -11698,7 +12005,6 @@ index 0c01da41542d..51422769eb75 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -11714,7 +12020,6 @@ index 0c01da41542d..51422769eb75 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -11732,6 +12037,10 @@ index 0c01da41542d..51422769eb75 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -11741,9 +12050,31 @@ index 0c01da41542d..51422769eb75 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -11766,10 +12097,9 @@ index 0c01da41542d..51422769eb75 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -11779,48 +12109,57 @@ index 0c01da41542d..51422769eb75 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("rtp_transceiver_direction_gn")
-diff --git third_party/libwebrtc/api/scoped_refptr_gn/moz.build third_party/libwebrtc/api/scoped_refptr_gn/moz.build
-index e7cb76ba3130..2179e8e9eb2b 100644
---- third_party/libwebrtc/api/scoped_refptr_gn/moz.build
-+++ third_party/libwebrtc/api/scoped_refptr_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rtp_sender_setparameters_callback_gn")
+diff --git third_party/libwebrtc/api/rtp_transceiver_direction_gn/moz.build third_party/libwebrtc/api/rtp_transceiver_direction_gn/moz.build
+index 1ca9b4be66c4..a4bf4591450e 100644
+--- third_party/libwebrtc/api/rtp_transceiver_direction_gn/moz.build
++++ third_party/libwebrtc/api/rtp_transceiver_direction_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -11829,7 +12168,7 @@ index e7cb76ba3130..2179e8e9eb2b 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -11841,7 +12180,6 @@ index e7cb76ba3130..2179e8e9eb2b 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -11850,7 +12188,6 @@ index e7cb76ba3130..2179e8e9eb2b 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -11879,7 +12216,6 @@ index e7cb76ba3130..2179e8e9eb2b 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -11895,7 +12231,6 @@ index e7cb76ba3130..2179e8e9eb2b 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -11926,6 +12261,22 @@ index e7cb76ba3130..2179e8e9eb2b 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -11966,42 +12317,38 @@ index e7cb76ba3130..2179e8e9eb2b 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("scoped_refptr_gn")
-diff --git third_party/libwebrtc/api/sequence_checker_gn/moz.build third_party/libwebrtc/api/sequence_checker_gn/moz.build
-index 4ecc4eee613b..c85e7b523ff4 100644
---- third_party/libwebrtc/api/sequence_checker_gn/moz.build
-+++ third_party/libwebrtc/api/sequence_checker_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("rtp_transceiver_direction_gn")
+diff --git third_party/libwebrtc/api/scoped_refptr_gn/moz.build third_party/libwebrtc/api/scoped_refptr_gn/moz.build
+index d4dbda2c18f8..951e821afca9 100644
+--- third_party/libwebrtc/api/scoped_refptr_gn/moz.build
++++ third_party/libwebrtc/api/scoped_refptr_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -12010,7 +12357,7 @@ index 4ecc4eee613b..c85e7b523ff4 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -12022,20 +12369,14 @@ index 4ecc4eee613b..c85e7b523ff4 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -12064,7 +12405,6 @@ index 4ecc4eee613b..c85e7b523ff4 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -12080,7 +12420,6 @@ index 4ecc4eee613b..c85e7b523ff4 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -12111,6 +12450,22 @@ index 4ecc4eee613b..c85e7b523ff4 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -12151,42 +12506,38 @@ index 4ecc4eee613b..c85e7b523ff4 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("sequence_checker_gn")
-diff --git third_party/libwebrtc/api/simulated_network_api_gn/moz.build third_party/libwebrtc/api/simulated_network_api_gn/moz.build
-index edd79b3ce1a9..4c338c4a44c9 100644
---- third_party/libwebrtc/api/simulated_network_api_gn/moz.build
-+++ third_party/libwebrtc/api/simulated_network_api_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("scoped_refptr_gn")
+diff --git third_party/libwebrtc/api/sequence_checker_gn/moz.build third_party/libwebrtc/api/sequence_checker_gn/moz.build
+index d3dd3980f86a..81e314ac9523 100644
+--- third_party/libwebrtc/api/sequence_checker_gn/moz.build
++++ third_party/libwebrtc/api/sequence_checker_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -12195,7 +12546,7 @@ index edd79b3ce1a9..4c338c4a44c9 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,170 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,107 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -12207,7 +12558,6 @@ index edd79b3ce1a9..4c338c4a44c9 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -12215,13 +12565,11 @@ index edd79b3ce1a9..4c338c4a44c9 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -12244,18 +12592,12 @@ index edd79b3ce1a9..4c338c4a44c9 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -12271,7 +12613,6 @@ index edd79b3ce1a9..4c338c4a44c9 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -12289,13 +12630,6 @@ index edd79b3ce1a9..4c338c4a44c9 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -12309,6 +12643,22 @@ index edd79b3ce1a9..4c338c4a44c9 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -149,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -12349,42 +12699,38 @@ index edd79b3ce1a9..4c338c4a44c9 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("simulated_network_api_gn")
-diff --git third_party/libwebrtc/api/task_queue/pending_task_safety_flag_gn/moz.build third_party/libwebrtc/api/task_queue/pending_task_safety_flag_gn/moz.build
-index c3887b4f2edd..f911e6bcc323 100644
---- third_party/libwebrtc/api/task_queue/pending_task_safety_flag_gn/moz.build
-+++ third_party/libwebrtc/api/task_queue/pending_task_safety_flag_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("sequence_checker_gn")
+diff --git third_party/libwebrtc/api/simulated_network_api_gn/moz.build third_party/libwebrtc/api/simulated_network_api_gn/moz.build
+index 0867200479f4..04a99f0b12ea 100644
+--- third_party/libwebrtc/api/simulated_network_api_gn/moz.build
++++ third_party/libwebrtc/api/simulated_network_api_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -12393,7 +12739,7 @@ index c3887b4f2edd..f911e6bcc323 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,107 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -12405,7 +12751,6 @@ index c3887b4f2edd..f911e6bcc323 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -12418,7 +12763,6 @@ index c3887b4f2edd..f911e6bcc323 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -12447,7 +12791,6 @@ index c3887b4f2edd..f911e6bcc323 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -12463,7 +12806,6 @@ index c3887b4f2edd..f911e6bcc323 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -12490,14 +12832,26 @@ index c3887b4f2edd..f911e6bcc323 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -149,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -12538,42 +12892,38 @@ index c3887b4f2edd..f911e6bcc323 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("pending_task_safety_flag_gn")
-diff --git third_party/libwebrtc/api/task_queue/task_queue_gn/moz.build third_party/libwebrtc/api/task_queue/task_queue_gn/moz.build
-index caf50afe35c1..fbf2388bdbfe 100644
---- third_party/libwebrtc/api/task_queue/task_queue_gn/moz.build
-+++ third_party/libwebrtc/api/task_queue/task_queue_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("simulated_network_api_gn")
+diff --git third_party/libwebrtc/api/task_queue/pending_task_safety_flag_gn/moz.build third_party/libwebrtc/api/task_queue/pending_task_safety_flag_gn/moz.build
+index d7e6a087fa00..ba1a6b109e0e 100644
+--- third_party/libwebrtc/api/task_queue/pending_task_safety_flag_gn/moz.build
++++ third_party/libwebrtc/api/task_queue/pending_task_safety_flag_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -12582,7 +12932,7 @@ index caf50afe35c1..fbf2388bdbfe 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -12594,7 +12944,6 @@ index caf50afe35c1..fbf2388bdbfe 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -12607,7 +12956,6 @@ index caf50afe35c1..fbf2388bdbfe 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -12636,7 +12984,6 @@ index caf50afe35c1..fbf2388bdbfe 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -12652,7 +12999,6 @@ index caf50afe35c1..fbf2388bdbfe 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -12686,6 +13032,24 @@ index caf50afe35c1..fbf2388bdbfe 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -12708,10 +13072,9 @@ index caf50afe35c1..fbf2388bdbfe 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -12721,48 +13084,57 @@ index caf50afe35c1..fbf2388bdbfe 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("task_queue_gn")
-diff --git third_party/libwebrtc/api/transport/bitrate_settings_gn/moz.build third_party/libwebrtc/api/transport/bitrate_settings_gn/moz.build
-index 9ebe97971a49..42be461044e1 100644
---- third_party/libwebrtc/api/transport/bitrate_settings_gn/moz.build
-+++ third_party/libwebrtc/api/transport/bitrate_settings_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("pending_task_safety_flag_gn")
+diff --git third_party/libwebrtc/api/task_queue/task_queue_gn/moz.build third_party/libwebrtc/api/task_queue/task_queue_gn/moz.build
+index c4d9c9d67d0a..7ff2201844db 100644
+--- third_party/libwebrtc/api/task_queue/task_queue_gn/moz.build
++++ third_party/libwebrtc/api/task_queue/task_queue_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -12771,7 +13143,7 @@ index 9ebe97971a49..42be461044e1 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,157 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -12783,16 +13155,18 @@ index 9ebe97971a49..42be461044e1 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -12821,7 +13195,6 @@ index 9ebe97971a49..42be461044e1 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -12837,7 +13210,6 @@ index 9ebe97971a49..42be461044e1 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -12871,6 +13243,24 @@ index 9ebe97971a49..42be461044e1 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -12893,10 +13283,9 @@ index 9ebe97971a49..42be461044e1 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -12906,48 +13295,57 @@ index 9ebe97971a49..42be461044e1 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("bitrate_settings_gn")
-diff --git third_party/libwebrtc/api/transport/datagram_transport_interface_gn/moz.build third_party/libwebrtc/api/transport/datagram_transport_interface_gn/moz.build
-index 74133ed40fef..51fd54da9869 100644
---- third_party/libwebrtc/api/transport/datagram_transport_interface_gn/moz.build
-+++ third_party/libwebrtc/api/transport/datagram_transport_interface_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("task_queue_gn")
+diff --git third_party/libwebrtc/api/transport/bitrate_settings_gn/moz.build third_party/libwebrtc/api/transport/bitrate_settings_gn/moz.build
+index fba5b45a5df7..39a9ebc0842e 100644
+--- third_party/libwebrtc/api/transport/bitrate_settings_gn/moz.build
++++ third_party/libwebrtc/api/transport/bitrate_settings_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -12956,7 +13354,7 @@ index 74133ed40fef..51fd54da9869 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,161 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,175 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -12968,20 +13366,14 @@ index 74133ed40fef..51fd54da9869 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -13010,7 +13402,6 @@ index 74133ed40fef..51fd54da9869 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -13026,7 +13417,6 @@ index 74133ed40fef..51fd54da9869 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -13044,10 +13434,6 @@ index 74133ed40fef..51fd54da9869 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -13057,9 +13443,31 @@ index 74133ed40fef..51fd54da9869 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -13082,10 +13490,9 @@ index 74133ed40fef..51fd54da9869 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -13095,48 +13502,57 @@ index 74133ed40fef..51fd54da9869 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("datagram_transport_interface_gn")
-diff --git third_party/libwebrtc/api/transport/field_trial_based_config_gn/moz.build third_party/libwebrtc/api/transport/field_trial_based_config_gn/moz.build
-index 700b5a83f026..0ec2d0d307f7 100644
---- third_party/libwebrtc/api/transport/field_trial_based_config_gn/moz.build
-+++ third_party/libwebrtc/api/transport/field_trial_based_config_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("bitrate_settings_gn")
+diff --git third_party/libwebrtc/api/transport/datagram_transport_interface_gn/moz.build third_party/libwebrtc/api/transport/datagram_transport_interface_gn/moz.build
+index ac59bcbcde75..cbeb41795c2d 100644
+--- third_party/libwebrtc/api/transport/datagram_transport_interface_gn/moz.build
++++ third_party/libwebrtc/api/transport/datagram_transport_interface_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -13145,7 +13561,7 @@ index 700b5a83f026..0ec2d0d307f7 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,111 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -13157,7 +13573,6 @@ index 700b5a83f026..0ec2d0d307f7 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -13170,7 +13585,6 @@ index 700b5a83f026..0ec2d0d307f7 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -13199,7 +13613,6 @@ index 700b5a83f026..0ec2d0d307f7 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -13215,7 +13628,6 @@ index 700b5a83f026..0ec2d0d307f7 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -13246,14 +13658,26 @@ index 700b5a83f026..0ec2d0d307f7 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -153,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -13294,42 +13718,38 @@ index 700b5a83f026..0ec2d0d307f7 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("field_trial_based_config_gn")
-diff --git third_party/libwebrtc/api/transport/goog_cc_gn/moz.build third_party/libwebrtc/api/transport/goog_cc_gn/moz.build
-index 15ad8475cee5..c998590d30dc 100644
---- third_party/libwebrtc/api/transport/goog_cc_gn/moz.build
-+++ third_party/libwebrtc/api/transport/goog_cc_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("datagram_transport_interface_gn")
+diff --git third_party/libwebrtc/api/transport/field_trial_based_config_gn/moz.build third_party/libwebrtc/api/transport/field_trial_based_config_gn/moz.build
+index 1ef79b4d200b..e4486979adcc 100644
+--- third_party/libwebrtc/api/transport/field_trial_based_config_gn/moz.build
++++ third_party/libwebrtc/api/transport/field_trial_based_config_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -13338,7 +13758,7 @@ index 15ad8475cee5..c998590d30dc 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -13350,7 +13770,6 @@ index 15ad8475cee5..c998590d30dc 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -13358,13 +13777,11 @@ index 15ad8475cee5..c998590d30dc 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -13387,18 +13804,12 @@ index 15ad8475cee5..c998590d30dc 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -13414,7 +13825,6 @@ index 15ad8475cee5..c998590d30dc 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -13434,9 +13844,6 @@ index 15ad8475cee5..c998590d30dc 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -13455,6 +13862,24 @@ index 15ad8475cee5..c998590d30dc 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -13477,10 +13902,9 @@ index 15ad8475cee5..c998590d30dc 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -13490,48 +13914,57 @@ index 15ad8475cee5..c998590d30dc 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("goog_cc_gn")
-diff --git third_party/libwebrtc/api/transport/network_control_gn/moz.build third_party/libwebrtc/api/transport/network_control_gn/moz.build
-index ba070095a280..6cd80df5eebd 100644
---- third_party/libwebrtc/api/transport/network_control_gn/moz.build
-+++ third_party/libwebrtc/api/transport/network_control_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("field_trial_based_config_gn")
+diff --git third_party/libwebrtc/api/transport/goog_cc_gn/moz.build third_party/libwebrtc/api/transport/goog_cc_gn/moz.build
+index 69fd4ce27866..dee377f35156 100644
+--- third_party/libwebrtc/api/transport/goog_cc_gn/moz.build
++++ third_party/libwebrtc/api/transport/goog_cc_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -13540,7 +13973,7 @@ index ba070095a280..6cd80df5eebd 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,191 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -13552,7 +13985,6 @@ index ba070095a280..6cd80df5eebd 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -13560,12 +13992,12 @@ index ba070095a280..6cd80df5eebd 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
+-        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -13588,13 +14020,16 @@ index ba070095a280..6cd80df5eebd 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -13610,7 +14045,6 @@ index ba070095a280..6cd80df5eebd 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -13630,6 +14064,9 @@ index ba070095a280..6cd80df5eebd 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -13648,6 +14085,24 @@ index ba070095a280..6cd80df5eebd 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -13670,10 +14125,9 @@ index ba070095a280..6cd80df5eebd 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -13683,48 +14137,57 @@ index ba070095a280..6cd80df5eebd 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("network_control_gn")
-diff --git third_party/libwebrtc/api/transport/rtp/dependency_descriptor_gn/moz.build third_party/libwebrtc/api/transport/rtp/dependency_descriptor_gn/moz.build
-index 9d9283597c4f..6dc78d64d0d8 100644
---- third_party/libwebrtc/api/transport/rtp/dependency_descriptor_gn/moz.build
-+++ third_party/libwebrtc/api/transport/rtp/dependency_descriptor_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("goog_cc_gn")
+diff --git third_party/libwebrtc/api/transport/network_control_gn/moz.build third_party/libwebrtc/api/transport/network_control_gn/moz.build
+index 181843597f7a..f03b20773145 100644
+--- third_party/libwebrtc/api/transport/network_control_gn/moz.build
++++ third_party/libwebrtc/api/transport/network_control_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -13733,7 +14196,7 @@ index 9d9283597c4f..6dc78d64d0d8 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -13745,7 +14208,6 @@ index 9d9283597c4f..6dc78d64d0d8 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -13758,7 +14220,6 @@ index 9d9283597c4f..6dc78d64d0d8 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -13787,7 +14248,6 @@ index 9d9283597c4f..6dc78d64d0d8 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -13803,7 +14263,6 @@ index 9d9283597c4f..6dc78d64d0d8 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -13821,6 +14280,10 @@ index 9d9283597c4f..6dc78d64d0d8 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -13837,6 +14300,24 @@ index 9d9283597c4f..6dc78d64d0d8 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -13859,10 +14340,9 @@ index 9d9283597c4f..6dc78d64d0d8 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -13872,48 +14352,57 @@ index 9d9283597c4f..6dc78d64d0d8 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("dependency_descriptor_gn")
-diff --git third_party/libwebrtc/api/transport/rtp/rtp_source_gn/moz.build third_party/libwebrtc/api/transport/rtp/rtp_source_gn/moz.build
-index 35932b80bcab..61f128ddddd3 100644
---- third_party/libwebrtc/api/transport/rtp/rtp_source_gn/moz.build
-+++ third_party/libwebrtc/api/transport/rtp/rtp_source_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("network_control_gn")
+diff --git third_party/libwebrtc/api/transport/rtp/dependency_descriptor_gn/moz.build third_party/libwebrtc/api/transport/rtp/dependency_descriptor_gn/moz.build
+index 0ee9e1fa1b7e..8c55ec075d15 100644
+--- third_party/libwebrtc/api/transport/rtp/dependency_descriptor_gn/moz.build
++++ third_party/libwebrtc/api/transport/rtp/dependency_descriptor_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -13922,7 +14411,7 @@ index 35932b80bcab..61f128ddddd3 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,161 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -13934,7 +14423,6 @@ index 35932b80bcab..61f128ddddd3 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -13947,7 +14435,6 @@ index 35932b80bcab..61f128ddddd3 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -13976,7 +14463,6 @@ index 35932b80bcab..61f128ddddd3 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -13992,7 +14478,6 @@ index 35932b80bcab..61f128ddddd3 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -14010,10 +14495,6 @@ index 35932b80bcab..61f128ddddd3 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -14023,9 +14504,31 @@ index 35932b80bcab..61f128ddddd3 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -14048,10 +14551,9 @@ index 35932b80bcab..61f128ddddd3 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -14061,48 +14563,57 @@ index 35932b80bcab..61f128ddddd3 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("rtp_source_gn")
-diff --git third_party/libwebrtc/api/transport_api_gn/moz.build third_party/libwebrtc/api/transport_api_gn/moz.build
-index db1ced3dcfe9..914f1ecf2a48 100644
---- third_party/libwebrtc/api/transport_api_gn/moz.build
-+++ third_party/libwebrtc/api/transport_api_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("dependency_descriptor_gn")
+diff --git third_party/libwebrtc/api/transport/rtp/rtp_source_gn/moz.build third_party/libwebrtc/api/transport/rtp/rtp_source_gn/moz.build
+index b43f4a77ec51..7862f9ee7c3d 100644
+--- third_party/libwebrtc/api/transport/rtp/rtp_source_gn/moz.build
++++ third_party/libwebrtc/api/transport/rtp/rtp_source_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -14111,7 +14622,7 @@ index db1ced3dcfe9..914f1ecf2a48 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,157 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,111 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -14123,16 +14634,18 @@ index db1ced3dcfe9..914f1ecf2a48 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -14161,7 +14674,6 @@ index db1ced3dcfe9..914f1ecf2a48 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -14177,7 +14689,6 @@ index db1ced3dcfe9..914f1ecf2a48 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -14195,6 +14706,10 @@ index db1ced3dcfe9..914f1ecf2a48 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -14204,14 +14719,26 @@ index db1ced3dcfe9..914f1ecf2a48 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -153,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -14252,42 +14779,38 @@ index db1ced3dcfe9..914f1ecf2a48 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("transport_api_gn")
-diff --git third_party/libwebrtc/api/units/data_rate_gn/moz.build third_party/libwebrtc/api/units/data_rate_gn/moz.build
-index e4b61f80f423..390cf12aa90f 100644
---- third_party/libwebrtc/api/units/data_rate_gn/moz.build
-+++ third_party/libwebrtc/api/units/data_rate_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("rtp_source_gn")
+diff --git third_party/libwebrtc/api/transport/stun_types_gn/moz.build third_party/libwebrtc/api/transport/stun_types_gn/moz.build
+index dd75da361bf7..39d0ef9756e1 100644
+--- third_party/libwebrtc/api/transport/stun_types_gn/moz.build
++++ third_party/libwebrtc/api/transport/stun_types_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -14296,7 +14819,7 @@ index e4b61f80f423..390cf12aa90f 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -14308,20 +14831,14 @@ index e4b61f80f423..390cf12aa90f 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -14350,7 +14867,6 @@ index e4b61f80f423..390cf12aa90f 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -14366,7 +14882,6 @@ index e4b61f80f423..390cf12aa90f 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -14393,14 +14908,26 @@ index e4b61f80f423..390cf12aa90f 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -14441,42 +14968,38 @@ index e4b61f80f423..390cf12aa90f 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("data_rate_gn")
-diff --git third_party/libwebrtc/api/units/data_size_gn/moz.build third_party/libwebrtc/api/units/data_size_gn/moz.build
-index c6effb8c6fc1..026f4dad3681 100644
---- third_party/libwebrtc/api/units/data_size_gn/moz.build
-+++ third_party/libwebrtc/api/units/data_size_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("stun_types_gn")
+diff --git third_party/libwebrtc/api/transport_api_gn/moz.build third_party/libwebrtc/api/transport_api_gn/moz.build
+index 5335c2c5196b..98964899137c 100644
+--- third_party/libwebrtc/api/transport_api_gn/moz.build
++++ third_party/libwebrtc/api/transport_api_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -14485,7 +15008,7 @@ index c6effb8c6fc1..026f4dad3681 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,175 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -14497,20 +15020,14 @@ index c6effb8c6fc1..026f4dad3681 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -14539,7 +15056,6 @@ index c6effb8c6fc1..026f4dad3681 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -14555,7 +15071,6 @@ index c6effb8c6fc1..026f4dad3681 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -14589,6 +15104,24 @@ index c6effb8c6fc1..026f4dad3681 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -14611,10 +15144,9 @@ index c6effb8c6fc1..026f4dad3681 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -14624,48 +15156,57 @@ index c6effb8c6fc1..026f4dad3681 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("data_size_gn")
-diff --git third_party/libwebrtc/api/units/frequency_gn/moz.build third_party/libwebrtc/api/units/frequency_gn/moz.build
-index 788398d624c4..741d1473992b 100644
---- third_party/libwebrtc/api/units/frequency_gn/moz.build
-+++ third_party/libwebrtc/api/units/frequency_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("transport_api_gn")
+diff --git third_party/libwebrtc/api/units/data_rate_gn/moz.build third_party/libwebrtc/api/units/data_rate_gn/moz.build
+index de76b8e11c82..710093b8259e 100644
+--- third_party/libwebrtc/api/units/data_rate_gn/moz.build
++++ third_party/libwebrtc/api/units/data_rate_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -14674,7 +15215,7 @@ index 788398d624c4..741d1473992b 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -14686,7 +15227,6 @@ index 788398d624c4..741d1473992b 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -14699,7 +15239,6 @@ index 788398d624c4..741d1473992b 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -14728,7 +15267,6 @@ index 788398d624c4..741d1473992b 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -14744,7 +15282,6 @@ index 788398d624c4..741d1473992b 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -14778,6 +15315,24 @@ index 788398d624c4..741d1473992b 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -14800,10 +15355,9 @@ index 788398d624c4..741d1473992b 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -14813,48 +15367,57 @@ index 788398d624c4..741d1473992b 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("frequency_gn")
-diff --git third_party/libwebrtc/api/units/time_delta_gn/moz.build third_party/libwebrtc/api/units/time_delta_gn/moz.build
-index c4877791f432..d597a9f24e4c 100644
---- third_party/libwebrtc/api/units/time_delta_gn/moz.build
-+++ third_party/libwebrtc/api/units/time_delta_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("data_rate_gn")
+diff --git third_party/libwebrtc/api/units/data_size_gn/moz.build third_party/libwebrtc/api/units/data_size_gn/moz.build
+index dc54ce4f156e..ef4aba55e68f 100644
+--- third_party/libwebrtc/api/units/data_size_gn/moz.build
++++ third_party/libwebrtc/api/units/data_size_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -14863,7 +15426,7 @@ index c4877791f432..d597a9f24e4c 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -14875,7 +15438,6 @@ index c4877791f432..d597a9f24e4c 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -14888,7 +15450,6 @@ index c4877791f432..d597a9f24e4c 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -14917,7 +15478,6 @@ index c4877791f432..d597a9f24e4c 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -14933,7 +15493,6 @@ index c4877791f432..d597a9f24e4c 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -14967,6 +15526,24 @@ index c4877791f432..d597a9f24e4c 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -14989,10 +15566,9 @@ index c4877791f432..d597a9f24e4c 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -15002,48 +15578,57 @@ index c4877791f432..d597a9f24e4c 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("time_delta_gn")
-diff --git third_party/libwebrtc/api/units/timestamp_gn/moz.build third_party/libwebrtc/api/units/timestamp_gn/moz.build
-index ece2614faeb4..f28652669b7c 100644
---- third_party/libwebrtc/api/units/timestamp_gn/moz.build
-+++ third_party/libwebrtc/api/units/timestamp_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("data_size_gn")
+diff --git third_party/libwebrtc/api/units/frequency_gn/moz.build third_party/libwebrtc/api/units/frequency_gn/moz.build
+index 3c84c283b8ec..07ce5ab7d03d 100644
+--- third_party/libwebrtc/api/units/frequency_gn/moz.build
++++ third_party/libwebrtc/api/units/frequency_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -15052,7 +15637,7 @@ index ece2614faeb4..f28652669b7c 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -15064,7 +15649,6 @@ index ece2614faeb4..f28652669b7c 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -15077,7 +15661,6 @@ index ece2614faeb4..f28652669b7c 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -15106,7 +15689,6 @@ index ece2614faeb4..f28652669b7c 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -15122,7 +15704,6 @@ index ece2614faeb4..f28652669b7c 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -15156,6 +15737,24 @@ index ece2614faeb4..f28652669b7c 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -15178,10 +15777,9 @@ index ece2614faeb4..f28652669b7c 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -15191,48 +15789,57 @@ index ece2614faeb4..f28652669b7c 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("timestamp_gn")
-diff --git third_party/libwebrtc/api/video/builtin_video_bitrate_allocator_factory_gn/moz.build third_party/libwebrtc/api/video/builtin_video_bitrate_allocator_factory_gn/moz.build
-index d130ac6e1cd0..44ac4c47088c 100644
---- third_party/libwebrtc/api/video/builtin_video_bitrate_allocator_factory_gn/moz.build
-+++ third_party/libwebrtc/api/video/builtin_video_bitrate_allocator_factory_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("frequency_gn")
+diff --git third_party/libwebrtc/api/units/time_delta_gn/moz.build third_party/libwebrtc/api/units/time_delta_gn/moz.build
+index 3fe57620d83d..99beb9e82767 100644
+--- third_party/libwebrtc/api/units/time_delta_gn/moz.build
++++ third_party/libwebrtc/api/units/time_delta_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -15241,7 +15848,7 @@ index d130ac6e1cd0..44ac4c47088c 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -15253,7 +15860,6 @@ index d130ac6e1cd0..44ac4c47088c 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -15261,13 +15867,11 @@ index d130ac6e1cd0..44ac4c47088c 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -15290,18 +15894,12 @@ index d130ac6e1cd0..44ac4c47088c 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -15317,7 +15915,6 @@ index d130ac6e1cd0..44ac4c47088c 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -15335,13 +15932,6 @@ index d130ac6e1cd0..44ac4c47088c 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -15358,6 +15948,24 @@ index d130ac6e1cd0..44ac4c47088c 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -15380,10 +15988,9 @@ index d130ac6e1cd0..44ac4c47088c 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -15393,48 +16000,57 @@ index d130ac6e1cd0..44ac4c47088c 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("builtin_video_bitrate_allocator_factory_gn")
-diff --git third_party/libwebrtc/api/video/encoded_frame_gn/moz.build third_party/libwebrtc/api/video/encoded_frame_gn/moz.build
-index 90f9758d7fee..f07da7eaf70e 100644
---- third_party/libwebrtc/api/video/encoded_frame_gn/moz.build
-+++ third_party/libwebrtc/api/video/encoded_frame_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("time_delta_gn")
+diff --git third_party/libwebrtc/api/units/timestamp_gn/moz.build third_party/libwebrtc/api/units/timestamp_gn/moz.build
+index a869cbcd713e..41f7f84b1527 100644
+--- third_party/libwebrtc/api/units/timestamp_gn/moz.build
++++ third_party/libwebrtc/api/units/timestamp_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -15443,7 +16059,7 @@ index 90f9758d7fee..f07da7eaf70e 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -15455,7 +16071,6 @@ index 90f9758d7fee..f07da7eaf70e 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -15463,13 +16078,11 @@ index 90f9758d7fee..f07da7eaf70e 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -15492,18 +16105,12 @@ index 90f9758d7fee..f07da7eaf70e 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -15519,7 +16126,6 @@ index 90f9758d7fee..f07da7eaf70e 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -15537,13 +16143,6 @@ index 90f9758d7fee..f07da7eaf70e 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -15560,6 +16159,24 @@ index 90f9758d7fee..f07da7eaf70e 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -15582,10 +16199,9 @@ index 90f9758d7fee..f07da7eaf70e 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -15595,48 +16211,57 @@ index 90f9758d7fee..f07da7eaf70e 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("encoded_frame_gn")
-diff --git third_party/libwebrtc/api/video/encoded_image_gn/moz.build third_party/libwebrtc/api/video/encoded_image_gn/moz.build
-index 05a9a4067a31..8fa369c1980c 100644
---- third_party/libwebrtc/api/video/encoded_image_gn/moz.build
-+++ third_party/libwebrtc/api/video/encoded_image_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("timestamp_gn")
+diff --git third_party/libwebrtc/api/video/builtin_video_bitrate_allocator_factory_gn/moz.build third_party/libwebrtc/api/video/builtin_video_bitrate_allocator_factory_gn/moz.build
+index 40823f23553c..020bfc89b65a 100644
+--- third_party/libwebrtc/api/video/builtin_video_bitrate_allocator_factory_gn/moz.build
++++ third_party/libwebrtc/api/video/builtin_video_bitrate_allocator_factory_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -15645,7 +16270,7 @@ index 05a9a4067a31..8fa369c1980c 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,191 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -15657,7 +16282,6 @@ index 05a9a4067a31..8fa369c1980c 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -15665,12 +16289,12 @@ index 05a9a4067a31..8fa369c1980c 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
+-        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -15693,13 +16317,16 @@ index 05a9a4067a31..8fa369c1980c 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -15715,7 +16342,6 @@ index 05a9a4067a31..8fa369c1980c 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -15735,6 +16361,9 @@ index 05a9a4067a31..8fa369c1980c 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -15753,6 +16382,24 @@ index 05a9a4067a31..8fa369c1980c 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -15775,10 +16422,9 @@ index 05a9a4067a31..8fa369c1980c 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -15788,48 +16434,57 @@ index 05a9a4067a31..8fa369c1980c 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("encoded_image_gn")
-diff --git third_party/libwebrtc/api/video/frame_buffer_gn/moz.build third_party/libwebrtc/api/video/frame_buffer_gn/moz.build
-index de9fae8d7883..baf7786008e4 100644
---- third_party/libwebrtc/api/video/frame_buffer_gn/moz.build
-+++ third_party/libwebrtc/api/video/frame_buffer_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("builtin_video_bitrate_allocator_factory_gn")
+diff --git third_party/libwebrtc/api/video/encoded_frame_gn/moz.build third_party/libwebrtc/api/video/encoded_frame_gn/moz.build
+index f5aee8c8e896..d43142211cf9 100644
+--- third_party/libwebrtc/api/video/encoded_frame_gn/moz.build
++++ third_party/libwebrtc/api/video/encoded_frame_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -15838,7 +16493,7 @@ index de9fae8d7883..baf7786008e4 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,190 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -15850,7 +16505,6 @@ index de9fae8d7883..baf7786008e4 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -15858,13 +16512,11 @@ index de9fae8d7883..baf7786008e4 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -15888,7 +16540,6 @@ index de9fae8d7883..baf7786008e4 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "dl",
 -        "rt"
 -    ]
 -
@@ -15898,7 +16549,6 @@ index de9fae8d7883..baf7786008e4 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -15914,7 +16564,6 @@ index de9fae8d7883..baf7786008e4 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -15955,6 +16604,24 @@ index de9fae8d7883..baf7786008e4 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -15977,10 +16644,9 @@ index de9fae8d7883..baf7786008e4 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -15990,48 +16656,57 @@ index de9fae8d7883..baf7786008e4 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("frame_buffer_gn")
-diff --git third_party/libwebrtc/api/video/recordable_encoded_frame_gn/moz.build third_party/libwebrtc/api/video/recordable_encoded_frame_gn/moz.build
-index ba2d0e06e50f..c00eefe5acf5 100644
---- third_party/libwebrtc/api/video/recordable_encoded_frame_gn/moz.build
-+++ third_party/libwebrtc/api/video/recordable_encoded_frame_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("encoded_frame_gn")
+diff --git third_party/libwebrtc/api/video/encoded_image_gn/moz.build third_party/libwebrtc/api/video/encoded_image_gn/moz.build
+index aebcf21b3767..4c046aa480ac 100644
+--- third_party/libwebrtc/api/video/encoded_image_gn/moz.build
++++ third_party/libwebrtc/api/video/encoded_image_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -16040,7 +16715,7 @@ index ba2d0e06e50f..c00eefe5acf5 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,161 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -16052,7 +16727,6 @@ index ba2d0e06e50f..c00eefe5acf5 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -16065,7 +16739,6 @@ index ba2d0e06e50f..c00eefe5acf5 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -16094,7 +16767,6 @@ index ba2d0e06e50f..c00eefe5acf5 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -16110,7 +16782,6 @@ index ba2d0e06e50f..c00eefe5acf5 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -16141,9 +16812,31 @@ index ba2d0e06e50f..c00eefe5acf5 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -16166,10 +16859,9 @@ index ba2d0e06e50f..c00eefe5acf5 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -16179,48 +16871,57 @@ index ba2d0e06e50f..c00eefe5acf5 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("recordable_encoded_frame_gn")
-diff --git third_party/libwebrtc/api/video/render_resolution_gn/moz.build third_party/libwebrtc/api/video/render_resolution_gn/moz.build
-index 5a0526681876..61faae79fea9 100644
---- third_party/libwebrtc/api/video/render_resolution_gn/moz.build
-+++ third_party/libwebrtc/api/video/render_resolution_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("encoded_image_gn")
+diff --git third_party/libwebrtc/api/video/frame_buffer_gn/moz.build third_party/libwebrtc/api/video/frame_buffer_gn/moz.build
+index 67d7583074d3..ea11fb826b9e 100644
+--- third_party/libwebrtc/api/video/frame_buffer_gn/moz.build
++++ third_party/libwebrtc/api/video/frame_buffer_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -16229,7 +16930,7 @@ index 5a0526681876..61faae79fea9 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,191 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -16241,16 +16942,19 @@ index 5a0526681876..61faae79fea9 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -16273,13 +16977,16 @@ index 5a0526681876..61faae79fea9 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -16295,7 +17002,6 @@ index 5a0526681876..61faae79fea9 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -16313,6 +17019,13 @@ index 5a0526681876..61faae79fea9 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -16322,9 +17035,31 @@ index 5a0526681876..61faae79fea9 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -16347,10 +17082,9 @@ index 5a0526681876..61faae79fea9 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -16360,48 +17094,57 @@ index 5a0526681876..61faae79fea9 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("render_resolution_gn")
-diff --git third_party/libwebrtc/api/video/video_adaptation_gn/moz.build third_party/libwebrtc/api/video/video_adaptation_gn/moz.build
-index 803834e23d90..89ecd2a4c40d 100644
---- third_party/libwebrtc/api/video/video_adaptation_gn/moz.build
-+++ third_party/libwebrtc/api/video/video_adaptation_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("frame_buffer_gn")
+diff --git third_party/libwebrtc/api/video/recordable_encoded_frame_gn/moz.build third_party/libwebrtc/api/video/recordable_encoded_frame_gn/moz.build
+index af294ef3ca63..63707a6269b2 100644
+--- third_party/libwebrtc/api/video/recordable_encoded_frame_gn/moz.build
++++ third_party/libwebrtc/api/video/recordable_encoded_frame_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -16410,7 +17153,7 @@ index 803834e23d90..89ecd2a4c40d 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,111 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -16422,7 +17165,6 @@ index 803834e23d90..89ecd2a4c40d 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -16435,7 +17177,6 @@ index 803834e23d90..89ecd2a4c40d 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -16464,7 +17205,6 @@ index 803834e23d90..89ecd2a4c40d 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -16480,7 +17220,6 @@ index 803834e23d90..89ecd2a4c40d 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -16498,6 +17237,10 @@ index 803834e23d90..89ecd2a4c40d 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -16507,14 +17250,26 @@ index 803834e23d90..89ecd2a4c40d 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -153,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -16555,42 +17310,38 @@ index 803834e23d90..89ecd2a4c40d 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("video_adaptation_gn")
-diff --git third_party/libwebrtc/api/video/video_bitrate_allocation_gn/moz.build third_party/libwebrtc/api/video/video_bitrate_allocation_gn/moz.build
-index e6dad3687eb7..08b201cf6757 100644
---- third_party/libwebrtc/api/video/video_bitrate_allocation_gn/moz.build
-+++ third_party/libwebrtc/api/video/video_bitrate_allocation_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("recordable_encoded_frame_gn")
+diff --git third_party/libwebrtc/api/video/render_resolution_gn/moz.build third_party/libwebrtc/api/video/render_resolution_gn/moz.build
+index 5f97a983f82e..abe0dea08303 100644
+--- third_party/libwebrtc/api/video/render_resolution_gn/moz.build
++++ third_party/libwebrtc/api/video/render_resolution_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -16599,7 +17350,7 @@ index e6dad3687eb7..08b201cf6757 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -16611,20 +17362,14 @@ index e6dad3687eb7..08b201cf6757 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -16653,7 +17398,6 @@ index e6dad3687eb7..08b201cf6757 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -16669,7 +17413,6 @@ index e6dad3687eb7..08b201cf6757 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -16696,14 +17439,26 @@ index e6dad3687eb7..08b201cf6757 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -16744,42 +17499,38 @@ index e6dad3687eb7..08b201cf6757 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("video_bitrate_allocation_gn")
-diff --git third_party/libwebrtc/api/video/video_bitrate_allocator_factory_gn/moz.build third_party/libwebrtc/api/video/video_bitrate_allocator_factory_gn/moz.build
-index cc38099d24f7..d9d33a2a6d35 100644
---- third_party/libwebrtc/api/video/video_bitrate_allocator_factory_gn/moz.build
-+++ third_party/libwebrtc/api/video/video_bitrate_allocator_factory_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("render_resolution_gn")
+diff --git third_party/libwebrtc/api/video/resolution_gn/moz.build third_party/libwebrtc/api/video/resolution_gn/moz.build
+index deafa478ddb9..10bf77256f20 100644
+--- third_party/libwebrtc/api/video/resolution_gn/moz.build
++++ third_party/libwebrtc/api/video/resolution_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -16788,7 +17539,7 @@ index cc38099d24f7..d9d33a2a6d35 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,161 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -16800,20 +17551,14 @@ index cc38099d24f7..d9d33a2a6d35 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -16842,7 +17587,6 @@ index cc38099d24f7..d9d33a2a6d35 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -16858,7 +17602,6 @@ index cc38099d24f7..d9d33a2a6d35 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -16876,10 +17619,6 @@ index cc38099d24f7..d9d33a2a6d35 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -16893,6 +17632,22 @@ index cc38099d24f7..d9d33a2a6d35 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -16933,42 +17688,38 @@ index cc38099d24f7..d9d33a2a6d35 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("video_bitrate_allocator_factory_gn")
-diff --git third_party/libwebrtc/api/video/video_bitrate_allocator_gn/moz.build third_party/libwebrtc/api/video/video_bitrate_allocator_gn/moz.build
-index f82e3421bd67..97898018837f 100644
---- third_party/libwebrtc/api/video/video_bitrate_allocator_gn/moz.build
-+++ third_party/libwebrtc/api/video/video_bitrate_allocator_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("resolution_gn")
+diff --git third_party/libwebrtc/api/video/video_adaptation_gn/moz.build third_party/libwebrtc/api/video/video_adaptation_gn/moz.build
+index 3b4495f26c0c..cd0d8268f411 100644
+--- third_party/libwebrtc/api/video/video_adaptation_gn/moz.build
++++ third_party/libwebrtc/api/video/video_adaptation_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -16977,7 +17728,7 @@ index f82e3421bd67..97898018837f 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -16989,7 +17740,6 @@ index f82e3421bd67..97898018837f 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -17002,7 +17752,6 @@ index f82e3421bd67..97898018837f 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -17031,7 +17780,6 @@ index f82e3421bd67..97898018837f 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -17047,7 +17795,6 @@ index f82e3421bd67..97898018837f 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -17081,6 +17828,24 @@ index f82e3421bd67..97898018837f 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -17103,10 +17868,9 @@ index f82e3421bd67..97898018837f 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -17116,48 +17880,57 @@ index f82e3421bd67..97898018837f 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("video_bitrate_allocator_gn")
-diff --git third_party/libwebrtc/api/video/video_codec_constants_gn/moz.build third_party/libwebrtc/api/video/video_codec_constants_gn/moz.build
-index e80c5c42b0d7..17a30edc6c82 100644
---- third_party/libwebrtc/api/video/video_codec_constants_gn/moz.build
-+++ third_party/libwebrtc/api/video/video_codec_constants_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("video_adaptation_gn")
+diff --git third_party/libwebrtc/api/video/video_bitrate_allocation_gn/moz.build third_party/libwebrtc/api/video/video_bitrate_allocation_gn/moz.build
+index 2c7b1f39e7c2..b2366c6af2a0 100644
+--- third_party/libwebrtc/api/video/video_bitrate_allocation_gn/moz.build
++++ third_party/libwebrtc/api/video/video_bitrate_allocation_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -17166,7 +17939,7 @@ index e80c5c42b0d7..17a30edc6c82 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -17178,16 +17951,18 @@ index e80c5c42b0d7..17a30edc6c82 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -17216,7 +17991,6 @@ index e80c5c42b0d7..17a30edc6c82 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -17232,7 +18006,6 @@ index e80c5c42b0d7..17a30edc6c82 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -17259,9 +18032,31 @@ index e80c5c42b0d7..17a30edc6c82 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -17284,10 +18079,9 @@ index e80c5c42b0d7..17a30edc6c82 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -17297,48 +18091,57 @@ index e80c5c42b0d7..17a30edc6c82 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("video_codec_constants_gn")
-diff --git third_party/libwebrtc/api/video/video_frame_gn/moz.build third_party/libwebrtc/api/video/video_frame_gn/moz.build
-index 0eef21be59c9..18c24c05b243 100644
---- third_party/libwebrtc/api/video/video_frame_gn/moz.build
-+++ third_party/libwebrtc/api/video/video_frame_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("video_bitrate_allocation_gn")
+diff --git third_party/libwebrtc/api/video/video_bitrate_allocator_factory_gn/moz.build third_party/libwebrtc/api/video/video_bitrate_allocator_factory_gn/moz.build
+index a6e2e2c6f5a9..8eb8884fe45b 100644
+--- third_party/libwebrtc/api/video/video_bitrate_allocator_factory_gn/moz.build
++++ third_party/libwebrtc/api/video/video_bitrate_allocator_factory_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -17347,7 +18150,7 @@ index 0eef21be59c9..18c24c05b243 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -52,165 +62,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,111 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -17359,7 +18162,6 @@ index 0eef21be59c9..18c24c05b243 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -17372,7 +18174,6 @@ index 0eef21be59c9..18c24c05b243 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -17401,7 +18202,6 @@ index 0eef21be59c9..18c24c05b243 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -17417,7 +18217,6 @@ index 0eef21be59c9..18c24c05b243 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -17448,14 +18247,26 @@ index 0eef21be59c9..18c24c05b243 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -153,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -17496,42 +18307,38 @@ index 0eef21be59c9..18c24c05b243 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("video_frame_gn")
-diff --git third_party/libwebrtc/api/video/video_frame_i010_gn/moz.build third_party/libwebrtc/api/video/video_frame_i010_gn/moz.build
-index 9c539a9e235d..8472c95023d5 100644
---- third_party/libwebrtc/api/video/video_frame_i010_gn/moz.build
-+++ third_party/libwebrtc/api/video/video_frame_i010_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("video_bitrate_allocator_factory_gn")
+diff --git third_party/libwebrtc/api/video/video_bitrate_allocator_gn/moz.build third_party/libwebrtc/api/video/video_bitrate_allocator_gn/moz.build
+index f09476aacb87..7f6b2b8a30ac 100644
+--- third_party/libwebrtc/api/video/video_bitrate_allocator_gn/moz.build
++++ third_party/libwebrtc/api/video/video_bitrate_allocator_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -17540,7 +18347,7 @@ index 9c539a9e235d..8472c95023d5 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -47,174 +57,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -17552,7 +18359,6 @@ index 9c539a9e235d..8472c95023d5 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -17560,13 +18366,11 @@ index 9c539a9e235d..8472c95023d5 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -17589,18 +18393,12 @@ index 9c539a9e235d..8472c95023d5 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -17616,7 +18414,6 @@ index 9c539a9e235d..8472c95023d5 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -17634,13 +18431,6 @@ index 9c539a9e235d..8472c95023d5 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -17657,6 +18447,24 @@ index 9c539a9e235d..8472c95023d5 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -17679,10 +18487,9 @@ index 9c539a9e235d..8472c95023d5 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -17692,48 +18499,57 @@ index 9c539a9e235d..8472c95023d5 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("video_frame_i010_gn")
-diff --git third_party/libwebrtc/api/video/video_frame_metadata_gn/moz.build third_party/libwebrtc/api/video/video_frame_metadata_gn/moz.build
-index 995eb12057cc..384b2cf716c9 100644
---- third_party/libwebrtc/api/video/video_frame_metadata_gn/moz.build
-+++ third_party/libwebrtc/api/video/video_frame_metadata_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("video_bitrate_allocator_gn")
+diff --git third_party/libwebrtc/api/video/video_codec_constants_gn/moz.build third_party/libwebrtc/api/video/video_codec_constants_gn/moz.build
+index 2ac72c5b5429..b7f4cc420178 100644
+--- third_party/libwebrtc/api/video/video_codec_constants_gn/moz.build
++++ third_party/libwebrtc/api/video/video_codec_constants_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -17742,7 +18558,7 @@ index 995eb12057cc..384b2cf716c9 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -17754,20 +18570,14 @@ index 995eb12057cc..384b2cf716c9 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -17796,7 +18606,6 @@ index 995eb12057cc..384b2cf716c9 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -17812,7 +18621,6 @@ index 995eb12057cc..384b2cf716c9 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -17830,10 +18638,6 @@ index 995eb12057cc..384b2cf716c9 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -17843,14 +18647,26 @@ index 995eb12057cc..384b2cf716c9 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -17891,42 +18707,38 @@ index 995eb12057cc..384b2cf716c9 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("video_frame_metadata_gn")
-diff --git third_party/libwebrtc/api/video/video_frame_type_gn/moz.build third_party/libwebrtc/api/video/video_frame_type_gn/moz.build
-index 2343ad5fbeaa..e51e1b5450ed 100644
---- third_party/libwebrtc/api/video/video_frame_type_gn/moz.build
-+++ third_party/libwebrtc/api/video/video_frame_type_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("video_codec_constants_gn")
+diff --git third_party/libwebrtc/api/video/video_frame_gn/moz.build third_party/libwebrtc/api/video/video_frame_gn/moz.build
+index 7a4e9fdc2c33..c7700a5bcd92 100644
+--- third_party/libwebrtc/api/video/video_frame_gn/moz.build
++++ third_party/libwebrtc/api/video/video_frame_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -17935,7 +18747,7 @@ index 2343ad5fbeaa..e51e1b5450ed 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -54,183 +63,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -17947,16 +18759,18 @@ index 2343ad5fbeaa..e51e1b5450ed 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -17985,7 +18799,6 @@ index 2343ad5fbeaa..e51e1b5450ed 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -18001,7 +18814,6 @@ index 2343ad5fbeaa..e51e1b5450ed 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -18019,6 +18831,10 @@ index 2343ad5fbeaa..e51e1b5450ed 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -18028,9 +18844,31 @@ index 2343ad5fbeaa..e51e1b5450ed 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -18053,10 +18891,9 @@ index 2343ad5fbeaa..e51e1b5450ed 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -18066,48 +18903,57 @@ index 2343ad5fbeaa..e51e1b5450ed 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("video_frame_type_gn")
-diff --git third_party/libwebrtc/api/video/video_layers_allocation_gn/moz.build third_party/libwebrtc/api/video/video_layers_allocation_gn/moz.build
-index 0e6740cd6cb6..9f4764ca7318 100644
---- third_party/libwebrtc/api/video/video_layers_allocation_gn/moz.build
-+++ third_party/libwebrtc/api/video/video_layers_allocation_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("video_frame_gn")
+diff --git third_party/libwebrtc/api/video/video_frame_i010_gn/moz.build third_party/libwebrtc/api/video/video_frame_i010_gn/moz.build
+index e56d43a29930..735fd52d03b8 100644
+--- third_party/libwebrtc/api/video/video_frame_i010_gn/moz.build
++++ third_party/libwebrtc/api/video/video_frame_i010_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -18116,7 +18962,7 @@ index 0e6740cd6cb6..9f4764ca7318 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -50,183 +59,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -18128,7 +18974,6 @@ index 0e6740cd6cb6..9f4764ca7318 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -18141,7 +18986,6 @@ index 0e6740cd6cb6..9f4764ca7318 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -18170,7 +19014,6 @@ index 0e6740cd6cb6..9f4764ca7318 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -18186,7 +19029,6 @@ index 0e6740cd6cb6..9f4764ca7318 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -18204,6 +19046,10 @@ index 0e6740cd6cb6..9f4764ca7318 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -18213,9 +19059,31 @@ index 0e6740cd6cb6..9f4764ca7318 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -18238,10 +19106,9 @@ index 0e6740cd6cb6..9f4764ca7318 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -18251,48 +19118,57 @@ index 0e6740cd6cb6..9f4764ca7318 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("video_layers_allocation_gn")
-diff --git third_party/libwebrtc/api/video/video_rtp_headers_gn/moz.build third_party/libwebrtc/api/video/video_rtp_headers_gn/moz.build
-index b51f065414f1..c6ae39ac5829 100644
---- third_party/libwebrtc/api/video/video_rtp_headers_gn/moz.build
-+++ third_party/libwebrtc/api/video/video_rtp_headers_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("video_frame_i010_gn")
+diff --git third_party/libwebrtc/api/video/video_frame_metadata_gn/moz.build third_party/libwebrtc/api/video/video_frame_metadata_gn/moz.build
+index 2d2221dbb57d..eb03efadbe9a 100644
+--- third_party/libwebrtc/api/video/video_frame_metadata_gn/moz.build
++++ third_party/libwebrtc/api/video/video_frame_metadata_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -18301,7 +19177,7 @@ index b51f065414f1..c6ae39ac5829 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -44,165 +54,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -18313,7 +19189,6 @@ index b51f065414f1..c6ae39ac5829 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -18326,7 +19201,6 @@ index b51f065414f1..c6ae39ac5829 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -18355,7 +19229,6 @@ index b51f065414f1..c6ae39ac5829 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -18371,7 +19244,6 @@ index b51f065414f1..c6ae39ac5829 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -18409,6 +19281,24 @@ index b51f065414f1..c6ae39ac5829 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -18431,10 +19321,9 @@ index b51f065414f1..c6ae39ac5829 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -18444,48 +19333,57 @@ index b51f065414f1..c6ae39ac5829 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("video_rtp_headers_gn")
-diff --git third_party/libwebrtc/api/video/video_stream_encoder_gn/moz.build third_party/libwebrtc/api/video/video_stream_encoder_gn/moz.build
-index dca868cbcdc5..24b9e71b602c 100644
---- third_party/libwebrtc/api/video/video_stream_encoder_gn/moz.build
-+++ third_party/libwebrtc/api/video/video_stream_encoder_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("video_frame_metadata_gn")
+diff --git third_party/libwebrtc/api/video/video_frame_type_gn/moz.build third_party/libwebrtc/api/video/video_frame_type_gn/moz.build
+index bc4c46bfbdc5..7b04b10d4157 100644
+--- third_party/libwebrtc/api/video/video_frame_type_gn/moz.build
++++ third_party/libwebrtc/api/video/video_frame_type_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -18494,7 +19392,7 @@ index dca868cbcdc5..24b9e71b602c 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,161 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -18506,20 +19404,14 @@ index dca868cbcdc5..24b9e71b602c 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -18548,7 +19440,6 @@ index dca868cbcdc5..24b9e71b602c 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -18564,7 +19455,6 @@ index dca868cbcdc5..24b9e71b602c 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -18582,10 +19472,6 @@ index dca868cbcdc5..24b9e71b602c 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -18599,6 +19485,22 @@ index dca868cbcdc5..24b9e71b602c 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -18639,42 +19541,38 @@ index dca868cbcdc5..24b9e71b602c 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("video_stream_encoder_gn")
-diff --git third_party/libwebrtc/api/video_codecs/bitstream_parser_api_gn/moz.build third_party/libwebrtc/api/video_codecs/bitstream_parser_api_gn/moz.build
-index 9b5bb93351e8..abd841efc56a 100644
---- third_party/libwebrtc/api/video_codecs/bitstream_parser_api_gn/moz.build
-+++ third_party/libwebrtc/api/video_codecs/bitstream_parser_api_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("video_frame_type_gn")
+diff --git third_party/libwebrtc/api/video/video_layers_allocation_gn/moz.build third_party/libwebrtc/api/video/video_layers_allocation_gn/moz.build
+index ded4d37ab6b7..0129e1ce4ed0 100644
+--- third_party/libwebrtc/api/video/video_layers_allocation_gn/moz.build
++++ third_party/libwebrtc/api/video/video_layers_allocation_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -18683,7 +19581,7 @@ index 9b5bb93351e8..abd841efc56a 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,107 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -18695,7 +19593,6 @@ index 9b5bb93351e8..abd841efc56a 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -18708,7 +19605,6 @@ index 9b5bb93351e8..abd841efc56a 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -18737,7 +19633,6 @@ index 9b5bb93351e8..abd841efc56a 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -18753,7 +19648,6 @@ index 9b5bb93351e8..abd841efc56a 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -18784,6 +19678,22 @@ index 9b5bb93351e8..abd841efc56a 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -149,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -18824,42 +19734,38 @@ index 9b5bb93351e8..abd841efc56a 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("bitstream_parser_api_gn")
-diff --git third_party/libwebrtc/api/video_codecs/builtin_video_decoder_factory_gn/moz.build third_party/libwebrtc/api/video_codecs/builtin_video_decoder_factory_gn/moz.build
-index 080b9594bd6b..8d80ca1cc1ca 100644
---- third_party/libwebrtc/api/video_codecs/builtin_video_decoder_factory_gn/moz.build
-+++ third_party/libwebrtc/api/video_codecs/builtin_video_decoder_factory_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("video_layers_allocation_gn")
+diff --git third_party/libwebrtc/api/video/video_rtp_headers_gn/moz.build third_party/libwebrtc/api/video/video_rtp_headers_gn/moz.build
+index fffe252ebd5c..1bdba7c6dffa 100644
+--- third_party/libwebrtc/api/video/video_rtp_headers_gn/moz.build
++++ third_party/libwebrtc/api/video/video_rtp_headers_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -18868,7 +19774,7 @@ index 080b9594bd6b..8d80ca1cc1ca 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -46,183 +55,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -18880,7 +19786,6 @@ index 080b9594bd6b..8d80ca1cc1ca 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -18888,13 +19793,11 @@ index 080b9594bd6b..8d80ca1cc1ca 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -18917,18 +19820,12 @@ index 080b9594bd6b..8d80ca1cc1ca 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -18944,7 +19841,6 @@ index 080b9594bd6b..8d80ca1cc1ca 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -18964,9 +19860,6 @@ index 080b9594bd6b..8d80ca1cc1ca 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -18985,6 +19878,24 @@ index 080b9594bd6b..8d80ca1cc1ca 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -19007,10 +19918,9 @@ index 080b9594bd6b..8d80ca1cc1ca 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -19020,48 +19930,57 @@ index 080b9594bd6b..8d80ca1cc1ca 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("builtin_video_decoder_factory_gn")
-diff --git third_party/libwebrtc/api/video_codecs/builtin_video_encoder_factory_gn/moz.build third_party/libwebrtc/api/video_codecs/builtin_video_encoder_factory_gn/moz.build
-index 9eaa39a7d78e..e69cbfa9328b 100644
---- third_party/libwebrtc/api/video_codecs/builtin_video_encoder_factory_gn/moz.build
-+++ third_party/libwebrtc/api/video_codecs/builtin_video_encoder_factory_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("video_rtp_headers_gn")
+diff --git third_party/libwebrtc/api/video/video_stream_encoder_gn/moz.build third_party/libwebrtc/api/video/video_stream_encoder_gn/moz.build
+index e36bc0df9828..cb189ba6fbb8 100644
+--- third_party/libwebrtc/api/video/video_stream_encoder_gn/moz.build
++++ third_party/libwebrtc/api/video/video_stream_encoder_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -19070,7 +19989,7 @@ index 9eaa39a7d78e..e69cbfa9328b 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,111 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -19082,7 +20001,6 @@ index 9eaa39a7d78e..e69cbfa9328b 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -19090,13 +20008,11 @@ index 9eaa39a7d78e..e69cbfa9328b 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -19119,18 +20035,12 @@ index 9eaa39a7d78e..e69cbfa9328b 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -19146,7 +20056,6 @@ index 9eaa39a7d78e..e69cbfa9328b 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -19166,9 +20075,6 @@ index 9eaa39a7d78e..e69cbfa9328b 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -19180,14 +20086,26 @@ index 9eaa39a7d78e..e69cbfa9328b 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -153,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -19228,42 +20146,38 @@ index 9eaa39a7d78e..e69cbfa9328b 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("builtin_video_encoder_factory_gn")
-diff --git third_party/libwebrtc/api/video_codecs/rtc_software_fallback_wrappers_gn/moz.build third_party/libwebrtc/api/video_codecs/rtc_software_fallback_wrappers_gn/moz.build
-index 005c7222357d..cdc30aa176db 100644
---- third_party/libwebrtc/api/video_codecs/rtc_software_fallback_wrappers_gn/moz.build
-+++ third_party/libwebrtc/api/video_codecs/rtc_software_fallback_wrappers_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("video_stream_encoder_gn")
+diff --git third_party/libwebrtc/api/video_codecs/bitstream_parser_api_gn/moz.build third_party/libwebrtc/api/video_codecs/bitstream_parser_api_gn/moz.build
+index dcf5d2273c8d..86180d10a821 100644
+--- third_party/libwebrtc/api/video_codecs/bitstream_parser_api_gn/moz.build
++++ third_party/libwebrtc/api/video_codecs/bitstream_parser_api_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -19272,7 +20186,7 @@ index 005c7222357d..cdc30aa176db 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -42,174 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,107 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -19284,7 +20198,6 @@ index 005c7222357d..cdc30aa176db 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -19292,13 +20205,11 @@ index 005c7222357d..cdc30aa176db 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -19321,18 +20232,12 @@ index 005c7222357d..cdc30aa176db 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -19348,7 +20253,6 @@ index 005c7222357d..cdc30aa176db 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -19366,13 +20270,6 @@ index 005c7222357d..cdc30aa176db 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -19382,14 +20279,26 @@ index 005c7222357d..cdc30aa176db 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -149,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -19430,42 +20339,38 @@ index 005c7222357d..cdc30aa176db 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("rtc_software_fallback_wrappers_gn")
-diff --git third_party/libwebrtc/api/video_codecs/scalability_mode_gn/moz.build third_party/libwebrtc/api/video_codecs/scalability_mode_gn/moz.build
-index 3a93583c1626..6aed057ed10b 100644
---- third_party/libwebrtc/api/video_codecs/scalability_mode_gn/moz.build
-+++ third_party/libwebrtc/api/video_codecs/scalability_mode_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("bitstream_parser_api_gn")
+diff --git third_party/libwebrtc/api/video_codecs/rtc_software_fallback_wrappers_gn/moz.build third_party/libwebrtc/api/video_codecs/rtc_software_fallback_wrappers_gn/moz.build
+index 987a01bd2f1a..dfcfda00467b 100644
+--- third_party/libwebrtc/api/video_codecs/rtc_software_fallback_wrappers_gn/moz.build
++++ third_party/libwebrtc/api/video_codecs/rtc_software_fallback_wrappers_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -19474,7 +20379,7 @@ index 3a93583c1626..6aed057ed10b 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,191 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -19486,7 +20391,6 @@ index 3a93583c1626..6aed057ed10b 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -19494,12 +20398,12 @@ index 3a93583c1626..6aed057ed10b 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
+-        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -19522,13 +20426,16 @@ index 3a93583c1626..6aed057ed10b 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -19544,7 +20451,6 @@ index 3a93583c1626..6aed057ed10b 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -19562,6 +20468,13 @@ index 3a93583c1626..6aed057ed10b 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -19578,6 +20491,24 @@ index 3a93583c1626..6aed057ed10b 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -19600,10 +20531,9 @@ index 3a93583c1626..6aed057ed10b 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -19613,48 +20543,57 @@ index 3a93583c1626..6aed057ed10b 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("scalability_mode_gn")
-diff --git third_party/libwebrtc/api/video_codecs/video_codecs_api_gn/moz.build third_party/libwebrtc/api/video_codecs/video_codecs_api_gn/moz.build
-index 3a056cb30770..511508ae346e 100644
---- third_party/libwebrtc/api/video_codecs/video_codecs_api_gn/moz.build
-+++ third_party/libwebrtc/api/video_codecs/video_codecs_api_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rtc_software_fallback_wrappers_gn")
+diff --git third_party/libwebrtc/api/video_codecs/scalability_mode_gn/moz.build third_party/libwebrtc/api/video_codecs/scalability_mode_gn/moz.build
+index a308bfc58fd9..50cd221a39d7 100644
+--- third_party/libwebrtc/api/video_codecs/scalability_mode_gn/moz.build
++++ third_party/libwebrtc/api/video_codecs/scalability_mode_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -19663,7 +20602,7 @@ index 3a056cb30770..511508ae346e 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -52,165 +62,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -19675,7 +20614,6 @@ index 3a056cb30770..511508ae346e 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -19688,7 +20626,6 @@ index 3a056cb30770..511508ae346e 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -19717,7 +20654,6 @@ index 3a056cb30770..511508ae346e 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -19733,7 +20669,6 @@ index 3a056cb30770..511508ae346e 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -19751,10 +20686,6 @@ index 3a056cb30770..511508ae346e 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -19771,6 +20702,24 @@ index 3a056cb30770..511508ae346e 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -19793,10 +20742,9 @@ index 3a056cb30770..511508ae346e 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -19806,48 +20754,57 @@ index 3a056cb30770..511508ae346e 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("video_codecs_api_gn")
-diff --git third_party/libwebrtc/api/video_codecs/video_encoder_factory_template_gn/moz.build third_party/libwebrtc/api/video_codecs/video_encoder_factory_template_gn/moz.build
-index 660d73625a3f..64f7fb530ab0 100644
---- third_party/libwebrtc/api/video_codecs/video_encoder_factory_template_gn/moz.build
-+++ third_party/libwebrtc/api/video_codecs/video_encoder_factory_template_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("scalability_mode_gn")
+diff --git third_party/libwebrtc/api/video_codecs/video_codecs_api_gn/moz.build third_party/libwebrtc/api/video_codecs/video_codecs_api_gn/moz.build
+index eccdc6cfc778..748f6fb1b597 100644
+--- third_party/libwebrtc/api/video_codecs/video_codecs_api_gn/moz.build
++++ third_party/libwebrtc/api/video_codecs/video_codecs_api_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -19856,7 +20813,7 @@ index 660d73625a3f..64f7fb530ab0 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,161 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -53,183 +62,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -19868,7 +20825,6 @@ index 660d73625a3f..64f7fb530ab0 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -19881,7 +20837,6 @@ index 660d73625a3f..64f7fb530ab0 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -19910,7 +20865,6 @@ index 660d73625a3f..64f7fb530ab0 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -19926,7 +20880,6 @@ index 660d73625a3f..64f7fb530ab0 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -19957,9 +20910,31 @@ index 660d73625a3f..64f7fb530ab0 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -19982,10 +20957,9 @@ index 660d73625a3f..64f7fb530ab0 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -19995,48 +20969,57 @@ index 660d73625a3f..64f7fb530ab0 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("video_encoder_factory_template_gn")
-diff --git third_party/libwebrtc/api/video_codecs/video_encoder_factory_template_libvpx_vp8_adapter_gn/moz.build third_party/libwebrtc/api/video_codecs/video_encoder_factory_template_libvpx_vp8_adapter_gn/moz.build
-index 5c1538f12c71..d56482c79d48 100644
---- third_party/libwebrtc/api/video_codecs/video_encoder_factory_template_libvpx_vp8_adapter_gn/moz.build
-+++ third_party/libwebrtc/api/video_codecs/video_encoder_factory_template_libvpx_vp8_adapter_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("video_codecs_api_gn")
+diff --git third_party/libwebrtc/api/video_codecs/vp8_temporal_layers_factory_gn/moz.build third_party/libwebrtc/api/video_codecs/vp8_temporal_layers_factory_gn/moz.build
+index 41d547569586..2b71c8370242 100644
+--- third_party/libwebrtc/api/video_codecs/vp8_temporal_layers_factory_gn/moz.build
++++ third_party/libwebrtc/api/video_codecs/vp8_temporal_layers_factory_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -20045,7 +21028,7 @@ index 5c1538f12c71..d56482c79d48 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,170 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,191 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -20057,7 +21040,6 @@ index 5c1538f12c71..d56482c79d48 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -20071,7 +21053,6 @@ index 5c1538f12c71..d56482c79d48 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -20095,7 +21076,6 @@ index 5c1538f12c71..d56482c79d48 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "dl",
 -        "rt"
 -    ]
 -
@@ -20105,7 +21085,6 @@ index 5c1538f12c71..d56482c79d48 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -20121,7 +21100,6 @@ index 5c1538f12c71..d56482c79d48 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -20155,9 +21133,31 @@ index 5c1538f12c71..d56482c79d48 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -20180,10 +21180,9 @@ index 5c1538f12c71..d56482c79d48 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -20193,48 +21192,57 @@ index 5c1538f12c71..d56482c79d48 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("video_encoder_factory_template_libvpx_vp8_adapter_gn")
-diff --git third_party/libwebrtc/api/video_codecs/video_encoder_factory_template_libvpx_vp9_adapter_gn/moz.build third_party/libwebrtc/api/video_codecs/video_encoder_factory_template_libvpx_vp9_adapter_gn/moz.build
-index 4535eb0ef68d..fae75a782896 100644
---- third_party/libwebrtc/api/video_codecs/video_encoder_factory_template_libvpx_vp9_adapter_gn/moz.build
-+++ third_party/libwebrtc/api/video_codecs/video_encoder_factory_template_libvpx_vp9_adapter_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("vp8_temporal_layers_factory_gn")
+diff --git third_party/libwebrtc/api/video_track_source_constraints_gn/moz.build third_party/libwebrtc/api/video_track_source_constraints_gn/moz.build
+index 77f7ba4d70db..524de95cf6e8 100644
+--- third_party/libwebrtc/api/video_track_source_constraints_gn/moz.build
++++ third_party/libwebrtc/api/video_track_source_constraints_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -20243,7 +21251,7 @@ index 4535eb0ef68d..fae75a782896 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,170 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -20255,21 +21263,14 @@ index 4535eb0ef68d..fae75a782896 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "GLESv2",
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -20292,18 +21293,12 @@ index 4535eb0ef68d..fae75a782896 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -20319,7 +21314,6 @@ index 4535eb0ef68d..fae75a782896 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -20337,13 +21331,6 @@ index 4535eb0ef68d..fae75a782896 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -20357,6 +21344,22 @@ index 4535eb0ef68d..fae75a782896 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -20397,42 +21400,38 @@ index 4535eb0ef68d..fae75a782896 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("video_encoder_factory_template_libvpx_vp9_adapter_gn")
-diff --git third_party/libwebrtc/api/video_codecs/video_encoder_factory_template_open_h264_adapter_gn/moz.build third_party/libwebrtc/api/video_codecs/video_encoder_factory_template_open_h264_adapter_gn/moz.build
-index 710652e8bc49..eabb80269a3c 100644
---- third_party/libwebrtc/api/video_codecs/video_encoder_factory_template_open_h264_adapter_gn/moz.build
-+++ third_party/libwebrtc/api/video_codecs/video_encoder_factory_template_open_h264_adapter_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("video_track_source_constraints_gn")
+diff --git third_party/libwebrtc/audio/audio_gn/moz.build third_party/libwebrtc/audio/audio_gn/moz.build
+index 8a35de2e88b4..beb8a0df1b72 100644
+--- third_party/libwebrtc/audio/audio_gn/moz.build
++++ third_party/libwebrtc/audio/audio_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -20441,7 +21440,7 @@ index 710652e8bc49..eabb80269a3c 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,170 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -55,191 +64,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -20453,7 +21452,6 @@ index 710652e8bc49..eabb80269a3c 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -20467,7 +21465,6 @@ index 710652e8bc49..eabb80269a3c 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -20491,7 +21488,6 @@ index 710652e8bc49..eabb80269a3c 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "dl",
 -        "rt"
 -    ]
 -
@@ -20501,7 +21497,6 @@ index 710652e8bc49..eabb80269a3c 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -20517,7 +21512,6 @@ index 710652e8bc49..eabb80269a3c 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -20551,9 +21545,31 @@ index 710652e8bc49..eabb80269a3c 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -20576,10 +21592,9 @@ index 710652e8bc49..eabb80269a3c 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -20589,48 +21604,57 @@ index 710652e8bc49..eabb80269a3c 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("video_encoder_factory_template_open_h264_adapter_gn")
-diff --git third_party/libwebrtc/api/video_codecs/vp8_temporal_layers_factory_gn/moz.build third_party/libwebrtc/api/video_codecs/vp8_temporal_layers_factory_gn/moz.build
-index 7be7d67bee33..621ce78b9680 100644
---- third_party/libwebrtc/api/video_codecs/vp8_temporal_layers_factory_gn/moz.build
-+++ third_party/libwebrtc/api/video_codecs/vp8_temporal_layers_factory_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("audio_gn")
+diff --git third_party/libwebrtc/audio/utility/audio_frame_operations_gn/moz.build third_party/libwebrtc/audio/utility/audio_frame_operations_gn/moz.build
+index 81aea2d62785..1e0bdc5fc767 100644
+--- third_party/libwebrtc/audio/utility/audio_frame_operations_gn/moz.build
++++ third_party/libwebrtc/audio/utility/audio_frame_operations_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -20639,7 +21663,7 @@ index 7be7d67bee33..621ce78b9680 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -45,190 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -20651,7 +21675,6 @@ index 7be7d67bee33..621ce78b9680 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -20659,13 +21682,11 @@ index 7be7d67bee33..621ce78b9680 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -20689,7 +21710,6 @@ index 7be7d67bee33..621ce78b9680 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "dl",
 -        "rt"
 -    ]
 -
@@ -20699,7 +21719,6 @@ index 7be7d67bee33..621ce78b9680 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -20715,7 +21734,6 @@ index 7be7d67bee33..621ce78b9680 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -20756,6 +21774,24 @@ index 7be7d67bee33..621ce78b9680 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -20778,10 +21814,9 @@ index 7be7d67bee33..621ce78b9680 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -20791,48 +21826,57 @@ index 7be7d67bee33..621ce78b9680 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("vp8_temporal_layers_factory_gn")
-diff --git third_party/libwebrtc/api/video_track_source_constraints_gn/moz.build third_party/libwebrtc/api/video_track_source_constraints_gn/moz.build
-index c588b3ce0e8f..ded6e4680a88 100644
---- third_party/libwebrtc/api/video_track_source_constraints_gn/moz.build
-+++ third_party/libwebrtc/api/video_track_source_constraints_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("audio_frame_operations_gn")
+diff --git third_party/libwebrtc/call/adaptation/resource_adaptation_gn/moz.build third_party/libwebrtc/call/adaptation/resource_adaptation_gn/moz.build
+index b67981ba5850..5bb0f70142e3 100644
+--- third_party/libwebrtc/call/adaptation/resource_adaptation_gn/moz.build
++++ third_party/libwebrtc/call/adaptation/resource_adaptation_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -20841,7 +21885,7 @@ index c588b3ce0e8f..ded6e4680a88 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -52,191 +61,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -20853,16 +21897,19 @@ index c588b3ce0e8f..ded6e4680a88 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -20885,13 +21932,16 @@ index c588b3ce0e8f..ded6e4680a88 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -20907,7 +21957,6 @@ index c588b3ce0e8f..ded6e4680a88 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -20925,6 +21974,13 @@ index c588b3ce0e8f..ded6e4680a88 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -20934,9 +21990,31 @@ index c588b3ce0e8f..ded6e4680a88 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -20959,10 +22037,9 @@ index c588b3ce0e8f..ded6e4680a88 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -20972,48 +22049,57 @@ index c588b3ce0e8f..ded6e4680a88 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("video_track_source_constraints_gn")
-diff --git third_party/libwebrtc/audio/audio_gn/moz.build third_party/libwebrtc/audio/audio_gn/moz.build
-index 333c77706b0d..7b9c37cd58af 100644
---- third_party/libwebrtc/audio/audio_gn/moz.build
-+++ third_party/libwebrtc/audio/audio_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("resource_adaptation_gn")
+diff --git third_party/libwebrtc/call/audio_sender_interface_gn/moz.build third_party/libwebrtc/call/audio_sender_interface_gn/moz.build
+index 6779dfa7cc01..75c30bf9abf4 100644
+--- third_party/libwebrtc/call/audio_sender_interface_gn/moz.build
++++ third_party/libwebrtc/call/audio_sender_interface_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -21022,7 +22108,7 @@ index 333c77706b0d..7b9c37cd58af 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -54,174 +64,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,111 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -21034,7 +22120,6 @@ index 333c77706b0d..7b9c37cd58af 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -21042,13 +22127,11 @@ index 333c77706b0d..7b9c37cd58af 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -21071,18 +22154,12 @@ index 333c77706b0d..7b9c37cd58af 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -21098,7 +22175,6 @@ index 333c77706b0d..7b9c37cd58af 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -21118,9 +22194,6 @@ index 333c77706b0d..7b9c37cd58af 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -21132,14 +22205,26 @@ index 333c77706b0d..7b9c37cd58af 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -153,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -21180,42 +22265,38 @@ index 333c77706b0d..7b9c37cd58af 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("audio_gn")
-diff --git third_party/libwebrtc/audio/utility/audio_frame_operations_gn/moz.build third_party/libwebrtc/audio/utility/audio_frame_operations_gn/moz.build
-index ef559b9bc6ee..cbfaaadb7d89 100644
---- third_party/libwebrtc/audio/utility/audio_frame_operations_gn/moz.build
-+++ third_party/libwebrtc/audio/utility/audio_frame_operations_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("audio_sender_interface_gn")
+diff --git third_party/libwebrtc/call/bitrate_allocator_gn/moz.build third_party/libwebrtc/call/bitrate_allocator_gn/moz.build
+index ef48a850a44f..7e63d38a987e 100644
+--- third_party/libwebrtc/call/bitrate_allocator_gn/moz.build
++++ third_party/libwebrtc/call/bitrate_allocator_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -21224,7 +22305,7 @@ index ef559b9bc6ee..cbfaaadb7d89 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -43,172 +53,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,190 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -21236,7 +22317,6 @@ index ef559b9bc6ee..cbfaaadb7d89 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -21249,7 +22329,6 @@ index ef559b9bc6ee..cbfaaadb7d89 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -21282,7 +22361,6 @@ index ef559b9bc6ee..cbfaaadb7d89 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -21298,7 +22376,6 @@ index ef559b9bc6ee..cbfaaadb7d89 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -21339,6 +22416,24 @@ index ef559b9bc6ee..cbfaaadb7d89 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -21361,10 +22456,9 @@ index ef559b9bc6ee..cbfaaadb7d89 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -21374,48 +22468,57 @@ index ef559b9bc6ee..cbfaaadb7d89 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("audio_frame_operations_gn")
-diff --git third_party/libwebrtc/call/adaptation/resource_adaptation_gn/moz.build third_party/libwebrtc/call/adaptation/resource_adaptation_gn/moz.build
-index 3c1d8cc5e85a..f975048caa6c 100644
---- third_party/libwebrtc/call/adaptation/resource_adaptation_gn/moz.build
-+++ third_party/libwebrtc/call/adaptation/resource_adaptation_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("bitrate_allocator_gn")
+diff --git third_party/libwebrtc/call/bitrate_configurator_gn/moz.build third_party/libwebrtc/call/bitrate_configurator_gn/moz.build
+index b70008b5486c..f62f036ab699 100644
+--- third_party/libwebrtc/call/bitrate_configurator_gn/moz.build
++++ third_party/libwebrtc/call/bitrate_configurator_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -21424,7 +22527,7 @@ index 3c1d8cc5e85a..f975048caa6c 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -50,174 +60,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,190 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -21436,7 +22539,6 @@ index 3c1d8cc5e85a..f975048caa6c 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -21444,13 +22546,11 @@ index 3c1d8cc5e85a..f975048caa6c 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -21474,7 +22574,6 @@ index 3c1d8cc5e85a..f975048caa6c 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "dl",
 -        "rt"
 -    ]
 -
@@ -21484,7 +22583,6 @@ index 3c1d8cc5e85a..f975048caa6c 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -21500,7 +22598,6 @@ index 3c1d8cc5e85a..f975048caa6c 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -21541,6 +22638,24 @@ index 3c1d8cc5e85a..f975048caa6c 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -21563,10 +22678,9 @@ index 3c1d8cc5e85a..f975048caa6c 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -21576,48 +22690,57 @@ index 3c1d8cc5e85a..f975048caa6c 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("resource_adaptation_gn")
-diff --git third_party/libwebrtc/call/audio_sender_interface_gn/moz.build third_party/libwebrtc/call/audio_sender_interface_gn/moz.build
-index 8e41f2704f3c..f8d69690a873 100644
---- third_party/libwebrtc/call/audio_sender_interface_gn/moz.build
-+++ third_party/libwebrtc/call/audio_sender_interface_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("bitrate_configurator_gn")
+diff --git third_party/libwebrtc/call/call_gn/moz.build third_party/libwebrtc/call/call_gn/moz.build
+index 1f5190649461..21474e0e8eb1 100644
+--- third_party/libwebrtc/call/call_gn/moz.build
++++ third_party/libwebrtc/call/call_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -21626,7 +22749,7 @@ index 8e41f2704f3c..f8d69690a873 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,161 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -45,191 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -21638,7 +22761,6 @@ index 8e41f2704f3c..f8d69690a873 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -21646,12 +22768,12 @@ index 8e41f2704f3c..f8d69690a873 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
+-        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -21674,13 +22796,16 @@ index 8e41f2704f3c..f8d69690a873 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -21696,7 +22821,6 @@ index 8e41f2704f3c..f8d69690a873 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -21716,6 +22840,9 @@ index 8e41f2704f3c..f8d69690a873 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -21727,9 +22854,31 @@ index 8e41f2704f3c..f8d69690a873 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -21752,10 +22901,9 @@ index 8e41f2704f3c..f8d69690a873 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -21765,48 +22913,57 @@ index 8e41f2704f3c..f8d69690a873 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("audio_sender_interface_gn")
-diff --git third_party/libwebrtc/call/bitrate_allocator_gn/moz.build third_party/libwebrtc/call/bitrate_allocator_gn/moz.build
-index 0e14a5d16836..81e9778691b7 100644
---- third_party/libwebrtc/call/bitrate_allocator_gn/moz.build
-+++ third_party/libwebrtc/call/bitrate_allocator_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("call_gn")
+diff --git third_party/libwebrtc/call/call_interfaces_gn/moz.build third_party/libwebrtc/call/call_interfaces_gn/moz.build
+index 9782bf65f418..d02126352f57 100644
+--- third_party/libwebrtc/call/call_interfaces_gn/moz.build
++++ third_party/libwebrtc/call/call_interfaces_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -21815,7 +22972,7 @@ index 0e14a5d16836..81e9778691b7 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -49,190 +58,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -21827,7 +22984,6 @@ index 0e14a5d16836..81e9778691b7 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -21840,7 +22996,6 @@ index 0e14a5d16836..81e9778691b7 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -21873,7 +23028,6 @@ index 0e14a5d16836..81e9778691b7 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -21889,7 +23043,6 @@ index 0e14a5d16836..81e9778691b7 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -21930,6 +23083,24 @@ index 0e14a5d16836..81e9778691b7 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -21952,10 +23123,9 @@ index 0e14a5d16836..81e9778691b7 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -21965,48 +23135,57 @@ index 0e14a5d16836..81e9778691b7 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("bitrate_allocator_gn")
-diff --git third_party/libwebrtc/call/bitrate_configurator_gn/moz.build third_party/libwebrtc/call/bitrate_configurator_gn/moz.build
-index 4e17c8a7a6e4..4031e4169cf6 100644
---- third_party/libwebrtc/call/bitrate_configurator_gn/moz.build
-+++ third_party/libwebrtc/call/bitrate_configurator_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("call_interfaces_gn")
+diff --git third_party/libwebrtc/call/receive_stream_interface_gn/moz.build third_party/libwebrtc/call/receive_stream_interface_gn/moz.build
+index 7be3350326f2..2d90f7bf5333 100644
+--- third_party/libwebrtc/call/receive_stream_interface_gn/moz.build
++++ third_party/libwebrtc/call/receive_stream_interface_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -22015,7 +23194,7 @@ index 4e17c8a7a6e4..4031e4169cf6 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,118 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -22027,7 +23206,6 @@ index 4e17c8a7a6e4..4031e4169cf6 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -22035,13 +23213,11 @@ index 4e17c8a7a6e4..4031e4169cf6 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -22065,7 +23241,6 @@ index 4e17c8a7a6e4..4031e4169cf6 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "dl",
 -        "rt"
 -    ]
 -
@@ -22075,7 +23250,6 @@ index 4e17c8a7a6e4..4031e4169cf6 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -22091,7 +23265,6 @@ index 4e17c8a7a6e4..4031e4169cf6 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -22125,14 +23298,26 @@ index 4e17c8a7a6e4..4031e4169cf6 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -160,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -22173,42 +23358,38 @@ index 4e17c8a7a6e4..4031e4169cf6 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("bitrate_configurator_gn")
-diff --git third_party/libwebrtc/call/call_gn/moz.build third_party/libwebrtc/call/call_gn/moz.build
-index 8a43be523080..efd9bf279328 100644
---- third_party/libwebrtc/call/call_gn/moz.build
-+++ third_party/libwebrtc/call/call_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("receive_stream_interface_gn")
+diff --git third_party/libwebrtc/call/rtp_interfaces_gn/moz.build third_party/libwebrtc/call/rtp_interfaces_gn/moz.build
+index 8e64b723410f..f0698d5291ce 100644
+--- third_party/libwebrtc/call/rtp_interfaces_gn/moz.build
++++ third_party/libwebrtc/call/rtp_interfaces_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -22217,7 +23398,7 @@ index 8a43be523080..efd9bf279328 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -45,174 +55,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,190 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -22229,7 +23410,6 @@ index 8a43be523080..efd9bf279328 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -22237,13 +23417,11 @@ index 8a43be523080..efd9bf279328 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -22267,7 +23445,6 @@ index 8a43be523080..efd9bf279328 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "dl",
 -        "rt"
 -    ]
 -
@@ -22277,7 +23454,6 @@ index 8a43be523080..efd9bf279328 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -22293,7 +23469,6 @@ index 8a43be523080..efd9bf279328 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -22334,6 +23509,24 @@ index 8a43be523080..efd9bf279328 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -22356,10 +23549,9 @@ index 8a43be523080..efd9bf279328 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -22369,48 +23561,57 @@ index 8a43be523080..efd9bf279328 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("call_gn")
-diff --git third_party/libwebrtc/call/call_interfaces_gn/moz.build third_party/libwebrtc/call/call_interfaces_gn/moz.build
-index fa81c96c30ba..811eabde6332 100644
---- third_party/libwebrtc/call/call_interfaces_gn/moz.build
-+++ third_party/libwebrtc/call/call_interfaces_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rtp_interfaces_gn")
+diff --git third_party/libwebrtc/call/rtp_receiver_gn/moz.build third_party/libwebrtc/call/rtp_receiver_gn/moz.build
+index c3f5b80c8581..4b5e64a7b0a9 100644
+--- third_party/libwebrtc/call/rtp_receiver_gn/moz.build
++++ third_party/libwebrtc/call/rtp_receiver_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -22419,7 +23620,7 @@ index fa81c96c30ba..811eabde6332 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -47,174 +57,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -45,191 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -22431,7 +23632,6 @@ index fa81c96c30ba..811eabde6332 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -22445,7 +23645,6 @@ index fa81c96c30ba..811eabde6332 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -22469,7 +23668,6 @@ index fa81c96c30ba..811eabde6332 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "dl",
 -        "rt"
 -    ]
 -
@@ -22479,7 +23677,6 @@ index fa81c96c30ba..811eabde6332 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -22495,7 +23692,6 @@ index fa81c96c30ba..811eabde6332 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -22536,6 +23732,24 @@ index fa81c96c30ba..811eabde6332 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -22558,10 +23772,9 @@ index fa81c96c30ba..811eabde6332 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -22571,48 +23784,57 @@ index fa81c96c30ba..811eabde6332 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("call_interfaces_gn")
-diff --git third_party/libwebrtc/call/fake_network_gn/moz.build third_party/libwebrtc/call/fake_network_gn/moz.build
-index 6641aaf07204..e8dd8acc81b8 100644
---- third_party/libwebrtc/call/fake_network_gn/moz.build
-+++ third_party/libwebrtc/call/fake_network_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rtp_receiver_gn")
+diff --git third_party/libwebrtc/call/rtp_sender_gn/moz.build third_party/libwebrtc/call/rtp_sender_gn/moz.build
+index 1ed4fe8bb42c..2959f53394c1 100644
+--- third_party/libwebrtc/call/rtp_sender_gn/moz.build
++++ third_party/libwebrtc/call/rtp_sender_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -22621,7 +23843,7 @@ index 6641aaf07204..e8dd8acc81b8 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -45,191 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -22633,7 +23855,6 @@ index 6641aaf07204..e8dd8acc81b8 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -22647,7 +23868,6 @@ index 6641aaf07204..e8dd8acc81b8 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -22671,7 +23891,6 @@ index 6641aaf07204..e8dd8acc81b8 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "dl",
 -        "rt"
 -    ]
 -
@@ -22681,7 +23900,6 @@ index 6641aaf07204..e8dd8acc81b8 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -22697,7 +23915,6 @@ index 6641aaf07204..e8dd8acc81b8 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -22738,6 +23955,24 @@ index 6641aaf07204..e8dd8acc81b8 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -22760,10 +23995,9 @@ index 6641aaf07204..e8dd8acc81b8 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -22773,48 +24007,57 @@ index 6641aaf07204..e8dd8acc81b8 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("fake_network_gn")
-diff --git third_party/libwebrtc/call/receive_stream_interface_gn/moz.build third_party/libwebrtc/call/receive_stream_interface_gn/moz.build
-index a7006906326a..3dc41cf90cd8 100644
---- third_party/libwebrtc/call/receive_stream_interface_gn/moz.build
-+++ third_party/libwebrtc/call/receive_stream_interface_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rtp_sender_gn")
+diff --git third_party/libwebrtc/call/version_gn/moz.build third_party/libwebrtc/call/version_gn/moz.build
+index d6382035216b..b2052c8cd0fb 100644
+--- third_party/libwebrtc/call/version_gn/moz.build
++++ third_party/libwebrtc/call/version_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -22823,7 +24066,7 @@ index a7006906326a..3dc41cf90cd8 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,170 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,175 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -22835,21 +24078,14 @@ index a7006906326a..3dc41cf90cd8 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "GLESv2",
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -22872,18 +24108,12 @@ index a7006906326a..3dc41cf90cd8 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -22899,7 +24129,6 @@ index a7006906326a..3dc41cf90cd8 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -22917,13 +24146,6 @@ index a7006906326a..3dc41cf90cd8 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -22933,9 +24155,31 @@ index a7006906326a..3dc41cf90cd8 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -22958,10 +24202,9 @@ index a7006906326a..3dc41cf90cd8 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -22971,48 +24214,57 @@ index a7006906326a..3dc41cf90cd8 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("receive_stream_interface_gn")
-diff --git third_party/libwebrtc/call/rtp_interfaces_gn/moz.build third_party/libwebrtc/call/rtp_interfaces_gn/moz.build
-index 9a4504208de8..8de25ccf5453 100644
---- third_party/libwebrtc/call/rtp_interfaces_gn/moz.build
-+++ third_party/libwebrtc/call/rtp_interfaces_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("version_gn")
+diff --git third_party/libwebrtc/call/video_stream_api_gn/moz.build third_party/libwebrtc/call/video_stream_api_gn/moz.build
+index c441da830946..7eea7977d9df 100644
+--- third_party/libwebrtc/call/video_stream_api_gn/moz.build
++++ third_party/libwebrtc/call/video_stream_api_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -23021,7 +24273,7 @@ index 9a4504208de8..8de25ccf5453 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,190 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -23033,7 +24285,6 @@ index 9a4504208de8..8de25ccf5453 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -23041,13 +24292,11 @@ index 9a4504208de8..8de25ccf5453 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -23071,7 +24320,6 @@ index 9a4504208de8..8de25ccf5453 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "dl",
 -        "rt"
 -    ]
 -
@@ -23081,7 +24329,6 @@ index 9a4504208de8..8de25ccf5453 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -23097,7 +24344,6 @@ index 9a4504208de8..8de25ccf5453 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -23138,6 +24384,24 @@ index 9a4504208de8..8de25ccf5453 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -23160,10 +24424,9 @@ index 9a4504208de8..8de25ccf5453 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -23173,48 +24436,58 @@ index 9a4504208de8..8de25ccf5453 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("rtp_interfaces_gn")
-diff --git third_party/libwebrtc/call/rtp_receiver_gn/moz.build third_party/libwebrtc/call/rtp_receiver_gn/moz.build
-index f245b8fe8a5f..f57bb730b3c9 100644
---- third_party/libwebrtc/call/rtp_receiver_gn/moz.build
-+++ third_party/libwebrtc/call/rtp_receiver_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("video_stream_api_gn")
+diff --git third_party/libwebrtc/common_audio/common_audio_avx2_gn/moz.build third_party/libwebrtc/common_audio/common_audio_avx2_gn/moz.build
+index 5526be7b8bed..30d931689b62 100644
+--- third_party/libwebrtc/common_audio/common_audio_avx2_gn/moz.build
++++ third_party/libwebrtc/common_audio/common_audio_avx2_gn/moz.build
+@@ -17,12 +17,21 @@ CXXFLAGS += [
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -23223,7 +24496,7 @@ index f245b8fe8a5f..f57bb730b3c9 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -43,174 +53,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -50,137 +59,16 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -23235,7 +24508,6 @@ index f245b8fe8a5f..f57bb730b3c9 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -23243,13 +24515,11 @@ index f245b8fe8a5f..f57bb730b3c9 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -23267,13 +24537,13 @@ index f245b8fe8a5f..f57bb730b3c9 100644
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "dl",
 -        "rt"
 -    ]
 -
@@ -23283,7 +24553,6 @@ index f245b8fe8a5f..f57bb730b3c9 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -23299,7 +24568,6 @@ index f245b8fe8a5f..f57bb730b3c9 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -23324,22 +24592,6 @@ index f245b8fe8a5f..f57bb730b3c9 100644
 -        "secur32",
 -        "winmm"
 -    ]
-+    DEFINES["_DEBUG"] = True
- 
- if CONFIG["CPU_ARCH"] == "aarch64":
- 
-     DEFINES["WEBRTC_ARCH_ARM64"] = True
-     DEFINES["WEBRTC_HAS_NEON"] = True
- 
--if CONFIG["CPU_ARCH"] == "arm":
--
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
--    DEFINES["WEBRTC_ARCH_ARM"] = True
--    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
--    DEFINES["WEBRTC_HAS_NEON"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -23355,68 +24607,53 @@ index f245b8fe8a5f..f57bb730b3c9 100644
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
--    DEFINES["_DEBUG"] = True
--
+     DEFINES["_DEBUG"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
--    OS_LIBS += [
--        "android_support",
--        "unwind"
--    ]
+-    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
--
++if CONFIG["CPU_ARCH"] == "x86":
+ 
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
- Library("rtp_receiver_gn")
-diff --git third_party/libwebrtc/call/rtp_sender_gn/moz.build third_party/libwebrtc/call/rtp_sender_gn/moz.build
-index 56e1d8324603..4f93f4988594 100644
---- third_party/libwebrtc/call/rtp_sender_gn/moz.build
-+++ third_party/libwebrtc/call/rtp_sender_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("common_audio_avx2_gn")
+diff --git third_party/libwebrtc/common_audio/common_audio_c_arm_asm_gn/moz.build third_party/libwebrtc/common_audio/common_audio_c_arm_asm_gn/moz.build
+index 9381d65ceafe..30c5b7a739fc 100644
+--- third_party/libwebrtc/common_audio/common_audio_c_arm_asm_gn/moz.build
++++ third_party/libwebrtc/common_audio/common_audio_c_arm_asm_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -23425,7 +24662,7 @@ index 56e1d8324603..4f93f4988594 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -43,174 +53,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,108 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -23437,21 +24674,14 @@ index 56e1d8324603..4f93f4988594 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "GLESv2",
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -23474,18 +24704,12 @@ index 56e1d8324603..4f93f4988594 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -23501,7 +24725,6 @@ index 56e1d8324603..4f93f4988594 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -23519,13 +24742,6 @@ index 56e1d8324603..4f93f4988594 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -23535,14 +24751,31 @@ index 56e1d8324603..4f93f4988594 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+-    SOURCES += [
+-        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse_arm.S",
+-        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12_armv7.S"
+-    ]
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -150,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -23583,42 +24816,38 @@ index 56e1d8324603..4f93f4988594 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("rtp_sender_gn")
-diff --git third_party/libwebrtc/call/simulated_network_gn/moz.build third_party/libwebrtc/call/simulated_network_gn/moz.build
-index dc88d9e8c718..0d858916f24b 100644
---- third_party/libwebrtc/call/simulated_network_gn/moz.build
-+++ third_party/libwebrtc/call/simulated_network_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("common_audio_c_arm_asm_gn")
+diff --git third_party/libwebrtc/common_audio/common_audio_c_gn/moz.build third_party/libwebrtc/common_audio/common_audio_c_gn/moz.build
+index c9d2d986330f..cbb28b276a83 100644
+--- third_party/libwebrtc/common_audio/common_audio_c_gn/moz.build
++++ third_party/libwebrtc/common_audio/common_audio_c_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -23627,11 +24856,12 @@ index dc88d9e8c718..0d858916f24b 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -80,113 +89,12 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
--
++    DEFINES["_DEBUG"] = True
+ 
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
@@ -23639,7 +24869,6 @@ index dc88d9e8c718..0d858916f24b 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -23647,13 +24876,15 @@ index dc88d9e8c718..0d858916f24b 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/signal_processing/complex_fft.c"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -23661,6 +24892,12 @@ index dc88d9e8c718..0d858916f24b 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
+-        "/third_party/libwebrtc/common_audio/signal_processing/complex_fft.c",
+-        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
@@ -23677,7 +24914,6 @@ index dc88d9e8c718..0d858916f24b 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "dl",
 -        "rt"
 -    ]
 -
@@ -23687,7 +24923,6 @@ index dc88d9e8c718..0d858916f24b 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -23695,6 +24930,13 @@ index dc88d9e8c718..0d858916f24b 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
+-        "/third_party/libwebrtc/common_audio/signal_processing/complex_fft.c",
+-        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
+-    ]
++if CONFIG["CPU_ARCH"] == "aarch64":
+ 
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
@@ -23703,7 +24945,6 @@ index dc88d9e8c718..0d858916f24b 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -23728,22 +24969,66 @@ index dc88d9e8c718..0d858916f24b 100644
 -        "secur32",
 -        "winmm"
 -    ]
-+    DEFINES["_DEBUG"] = True
- 
- if CONFIG["CPU_ARCH"] == "aarch64":
++    DEFINES["WEBRTC_ARCH_ARM64"] = True
++    DEFINES["WEBRTC_HAS_NEON"] = True
  
-     DEFINES["WEBRTC_ARCH_ARM64"] = True
-     DEFINES["WEBRTC_HAS_NEON"] = True
+     UNIFIED_SOURCES += [
+         "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
+@@ -194,26 +102,10 @@ if CONFIG["OS_TARGET"] == "WINNT":
+         "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
+     ]
  
+-if CONFIG["CPU_ARCH"] == "aarch64":
+-
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
+-    CFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+     SOURCES += [
+         "/third_party/libwebrtc/common_audio/signal_processing/resample_by_2_mips.c"
+@@ -230,8 +122,6 @@ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+ if CONFIG["CPU_ARCH"] == "mips64":
+ 
+-    DEFINES["_GNU_SOURCE"] = True
+-
+     UNIFIED_SOURCES += [
+         "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
+         "/third_party/libwebrtc/common_audio/signal_processing/complex_fft.c",
+@@ -246,85 +136,13 @@ if CONFIG["CPU_ARCH"] == "ppc64":
+         "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
+     ]
+ 
+-if CONFIG["CPU_ARCH"] == "riscv64":
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
+-        "/third_party/libwebrtc/common_audio/signal_processing/complex_fft.c",
+-        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
+-    ]
+-
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -23766,10 +25051,16 @@ index dc88d9e8c718..0d858916f24b 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Android":
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
+-        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
+-    ]
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -23779,48 +25070,91 @@ index dc88d9e8c718..0d858916f24b 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
+-        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Android":
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
+-        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
+-    ]
+-
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+     UNIFIED_SOURCES += [
+         "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
+@@ -332,21 +150,9 @@ if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+         "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
+     ]
+ 
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/signal_processing/complex_fft.c"
+-    ]
+-
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    CFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+     UNIFIED_SOURCES += [
+         "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
+@@ -354,14 +160,8 @@ if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+         "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
+     ]
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("simulated_network_gn")
-diff --git third_party/libwebrtc/call/simulated_packet_receiver_gn/moz.build third_party/libwebrtc/call/simulated_packet_receiver_gn/moz.build
-index 08140f915b20..46df12c957ef 100644
---- third_party/libwebrtc/call/simulated_packet_receiver_gn/moz.build
-+++ third_party/libwebrtc/call/simulated_packet_receiver_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
+-        "/third_party/libwebrtc/common_audio/signal_processing/complex_fft.c",
+-        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
+-    ]
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("common_audio_c_gn")
+diff --git third_party/libwebrtc/common_audio/common_audio_cc_gn/moz.build third_party/libwebrtc/common_audio/common_audio_cc_gn/moz.build
+index 90260ba8646c..54512f5b3543 100644
+--- third_party/libwebrtc/common_audio/common_audio_cc_gn/moz.build
++++ third_party/libwebrtc/common_audio/common_audio_cc_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -23829,7 +25163,7 @@ index 08140f915b20..46df12c957ef 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,170 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,190 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -23841,7 +25175,6 @@ index 08140f915b20..46df12c957ef 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -23849,13 +25182,11 @@ index 08140f915b20..46df12c957ef 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -23879,7 +25210,6 @@ index 08140f915b20..46df12c957ef 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "dl",
 -        "rt"
 -    ]
 -
@@ -23889,7 +25219,6 @@ index 08140f915b20..46df12c957ef 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -23905,7 +25234,6 @@ index 08140f915b20..46df12c957ef 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -23939,9 +25267,31 @@ index 08140f915b20..46df12c957ef 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -23964,10 +25314,9 @@ index 08140f915b20..46df12c957ef 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -23977,48 +25326,57 @@ index 08140f915b20..46df12c957ef 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("simulated_packet_receiver_gn")
-diff --git third_party/libwebrtc/call/version_gn/moz.build third_party/libwebrtc/call/version_gn/moz.build
-index 6f82bc3c2801..b0a2d081546a 100644
---- third_party/libwebrtc/call/version_gn/moz.build
-+++ third_party/libwebrtc/call/version_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("common_audio_cc_gn")
+diff --git third_party/libwebrtc/common_audio/common_audio_gn/moz.build third_party/libwebrtc/common_audio/common_audio_gn/moz.build
+index c7b74d2e510c..1048f961f8f0 100644
+--- third_party/libwebrtc/common_audio/common_audio_gn/moz.build
++++ third_party/libwebrtc/common_audio/common_audio_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -24027,7 +25385,7 @@ index 6f82bc3c2801..b0a2d081546a 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,157 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -56,190 +65,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -24039,16 +25397,18 @@ index 6f82bc3c2801..b0a2d081546a 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -24071,13 +25431,16 @@ index 6f82bc3c2801..b0a2d081546a 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -24093,7 +25456,6 @@ index 6f82bc3c2801..b0a2d081546a 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -24111,6 +25473,13 @@ index 6f82bc3c2801..b0a2d081546a 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -24127,6 +25496,24 @@ index 6f82bc3c2801..b0a2d081546a 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -24149,10 +25536,9 @@ index 6f82bc3c2801..b0a2d081546a 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -24162,48 +25548,59 @@ index 6f82bc3c2801..b0a2d081546a 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("version_gn")
-diff --git third_party/libwebrtc/call/video_stream_api_gn/moz.build third_party/libwebrtc/call/video_stream_api_gn/moz.build
-index ee981f9452bc..162f225011f8 100644
---- third_party/libwebrtc/call/video_stream_api_gn/moz.build
-+++ third_party/libwebrtc/call/video_stream_api_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("common_audio_gn")
+diff --git third_party/libwebrtc/common_audio/common_audio_neon_c_gn/moz.build third_party/libwebrtc/common_audio/common_audio_neon_c_gn/moz.build
+index d51e7f4e3541..7d3d05a3e0af 100644
+--- third_party/libwebrtc/common_audio/common_audio_neon_c_gn/moz.build
++++ third_party/libwebrtc/common_audio/common_audio_neon_c_gn/moz.build
+@@ -12,12 +12,22 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_ARCH_ARM64"] = True
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_HAS_NEON"] = True
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -24212,7 +25609,7 @@ index ee981f9452bc..162f225011f8 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -42,174 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -46,148 +56,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -24224,7 +25621,6 @@ index ee981f9452bc..162f225011f8 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -24232,13 +25628,12 @@ index ee981f9452bc..162f225011f8 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -24256,13 +25651,13 @@ index ee981f9452bc..162f225011f8 100644
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "dl",
 -        "rt"
 -    ]
 -
@@ -24271,8 +25666,8 @@ index ee981f9452bc..162f225011f8 100644
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -24288,7 +25683,7 @@ index ee981f9452bc..162f225011f8 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -24313,22 +25708,15 @@ index ee981f9452bc..162f225011f8 100644
 -        "secur32",
 -        "winmm"
 -    ]
-+    DEFINES["_DEBUG"] = True
- 
- if CONFIG["CPU_ARCH"] == "aarch64":
- 
-     DEFINES["WEBRTC_ARCH_ARM64"] = True
-     DEFINES["WEBRTC_HAS_NEON"] = True
- 
+-
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
+-    CFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
--    DEFINES["WEBRTC_HAS_NEON"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -24344,8 +25732,8 @@ index ee981f9452bc..162f225011f8 100644
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
--    DEFINES["_DEBUG"] = True
--
+     DEFINES["_DEBUG"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
@@ -24355,6 +25743,10 @@ index ee981f9452bc..162f225011f8 100644
  
      DEFINES["USE_X11"] = "1"
  
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -24362,50 +25754,30 @@ index ee981f9452bc..162f225011f8 100644
 -        "unwind"
 -    ]
 -
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
--
--    OS_LIBS += [
--        "android_support"
--    ]
--
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -
- Library("video_stream_api_gn")
-diff --git third_party/libwebrtc/common_audio/common_audio_avx2_gn/moz.build third_party/libwebrtc/common_audio/common_audio_avx2_gn/moz.build
-index df7f52b4c647..4d14cdd35d47 100644
---- third_party/libwebrtc/common_audio/common_audio_avx2_gn/moz.build
-+++ third_party/libwebrtc/common_audio/common_audio_avx2_gn/moz.build
-@@ -17,11 +17,20 @@ CXXFLAGS += [
+ Library("common_audio_neon_c_gn")
+diff --git third_party/libwebrtc/common_audio/common_audio_neon_gn/moz.build third_party/libwebrtc/common_audio/common_audio_neon_gn/moz.build
+index 8df7017bff19..8ad021bcb676 100644
+--- third_party/libwebrtc/common_audio/common_audio_neon_gn/moz.build
++++ third_party/libwebrtc/common_audio/common_audio_neon_gn/moz.build
+@@ -12,12 +12,22 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_ARCH_ARM64"] = True
 +DEFINES["WEBRTC_BSD"] = True
- DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_HAS_NEON"] = True
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -24414,7 +25786,7 @@ index df7f52b4c647..4d14cdd35d47 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -48,127 +57,10 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -45,148 +55,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -24438,6 +25810,7 @@ index df7f52b4c647..4d14cdd35d47 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -24470,6 +25843,7 @@ index df7f52b4c647..4d14cdd35d47 100644
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
@@ -24486,6 +25860,7 @@ index df7f52b4c647..4d14cdd35d47 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -24511,6 +25886,15 @@ index df7f52b4c647..4d14cdd35d47 100644
 -        "winmm"
 -    ]
 -
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -24536,30 +25920,40 @@ index df7f52b4c647..4d14cdd35d47 100644
  
      DEFINES["USE_X11"] = "1"
  
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
--        "android_support"
+-        "android_support",
+-        "unwind"
 -    ]
 -
- Library("common_audio_avx2_gn")
-diff --git third_party/libwebrtc/common_audio/common_audio_c_arm_asm_gn/moz.build third_party/libwebrtc/common_audio/common_audio_c_arm_asm_gn/moz.build
-index 9a7a8fa7cc91..263d4c990206 100644
---- third_party/libwebrtc/common_audio/common_audio_c_arm_asm_gn/moz.build
-+++ third_party/libwebrtc/common_audio/common_audio_c_arm_asm_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-
+ Library("common_audio_neon_gn")
+diff --git third_party/libwebrtc/common_audio/common_audio_sse2_gn/moz.build third_party/libwebrtc/common_audio/common_audio_sse2_gn/moz.build
+index 022ff2845548..81c11ad52373 100644
+--- third_party/libwebrtc/common_audio/common_audio_sse2_gn/moz.build
++++ third_party/libwebrtc/common_audio/common_audio_sse2_gn/moz.build
+@@ -12,12 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -24568,7 +25962,7 @@ index 9a7a8fa7cc91..263d4c990206 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,158 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -45,159 +54,23 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -24580,16 +25974,22 @@ index 9a7a8fa7cc91..263d4c990206 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
+-
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -24607,18 +26007,26 @@ index 9a7a8fa7cc91..263d4c990206 100644
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
+-
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -24634,7 +26042,6 @@ index 9a7a8fa7cc91..263d4c990206 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -24652,28 +26059,18 @@ index 9a7a8fa7cc91..263d4c990206 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
-+    DEFINES["_DEBUG"] = True
- 
- if CONFIG["CPU_ARCH"] == "aarch64":
- 
-     DEFINES["WEBRTC_ARCH_ARM64"] = True
-     DEFINES["WEBRTC_HAS_NEON"] = True
- 
--if CONFIG["CPU_ARCH"] == "arm":
--
--    DEFINES["WEBRTC_ARCH_ARM"] = True
--    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
--    DEFINES["WEBRTC_HAS_NEON"] = True
 -
--    SOURCES += [
--        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse_arm.S",
--        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12_armv7.S"
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
 -    ]
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
--    DEFINES["_DEBUG"] = True
--
+     DEFINES["_DEBUG"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
@@ -24691,61 +26088,61 @@ index 9a7a8fa7cc91..263d4c990206 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
--    OS_LIBS += [
--        "android_support",
--        "unwind"
--    ]
+-    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
--
++if CONFIG["CPU_ARCH"] == "x86":
+ 
+     CXXFLAGS += [
+         "-msse2",
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Android":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     CXXFLAGS += [
+-        "-msse2",
+         "-msse2"
+     ]
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
- Library("common_audio_c_arm_asm_gn")
-diff --git third_party/libwebrtc/common_audio/common_audio_c_gn/moz.build third_party/libwebrtc/common_audio/common_audio_c_gn/moz.build
-index 625fcd103a7b..b243ab2af3be 100644
---- third_party/libwebrtc/common_audio/common_audio_c_gn/moz.build
-+++ third_party/libwebrtc/common_audio/common_audio_c_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("common_audio_sse2_gn")
+diff --git third_party/libwebrtc/common_audio/fir_filter_factory_gn/moz.build third_party/libwebrtc/common_audio/fir_filter_factory_gn/moz.build
+index 52e5226e09a0..f34663641568 100644
+--- third_party/libwebrtc/common_audio/fir_filter_factory_gn/moz.build
++++ third_party/libwebrtc/common_audio/fir_filter_factory_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -24754,23 +26151,7 @@ index 625fcd103a7b..b243ab2af3be 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,6 +47,7 @@ UNIFIED_SOURCES += [
-     "/third_party/libwebrtc/common_audio/ring_buffer.c",
-     "/third_party/libwebrtc/common_audio/signal_processing/auto_corr_to_refl_coef.c",
-     "/third_party/libwebrtc/common_audio/signal_processing/auto_correlation.c",
-+    "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
-     "/third_party/libwebrtc/common_audio/signal_processing/complex_fft.c",
-     "/third_party/libwebrtc/common_audio/signal_processing/copy_set_operations.c",
-     "/third_party/libwebrtc/common_audio/signal_processing/cross_correlation.c",
-@@ -44,6 +55,7 @@ UNIFIED_SOURCES += [
-     "/third_party/libwebrtc/common_audio/signal_processing/downsample_fast.c",
-     "/third_party/libwebrtc/common_audio/signal_processing/energy.c",
-     "/third_party/libwebrtc/common_audio/signal_processing/filter_ar.c",
-+    "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c",
-     "/third_party/libwebrtc/common_audio/signal_processing/filter_ma_fast_q12.c",
-     "/third_party/libwebrtc/common_audio/signal_processing/get_hanning_window.c",
-     "/third_party/libwebrtc/common_audio/signal_processing/get_scaling_square.c",
-@@ -79,228 +91,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,190 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -24782,7 +26163,6 @@ index 625fcd103a7b..b243ab2af3be 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -24795,7 +26175,6 @@ index 625fcd103a7b..b243ab2af3be 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -24803,11 +26182,6 @@ index 625fcd103a7b..b243ab2af3be 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
--        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
@@ -24833,7 +26207,6 @@ index 625fcd103a7b..b243ab2af3be 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -24841,11 +26214,6 @@ index 625fcd103a7b..b243ab2af3be 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
--        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
--    ]
--
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
@@ -24854,7 +26222,6 @@ index 625fcd103a7b..b243ab2af3be 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -24879,11 +26246,6 @@ index 625fcd103a7b..b243ab2af3be 100644
 -        "secur32",
 -        "winmm"
 -    ]
--
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
--        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -24893,7 +26255,7 @@ index 625fcd103a7b..b243ab2af3be 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CFLAGS += [
+-    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
@@ -24901,12 +26263,23 @@ index 625fcd103a7b..b243ab2af3be 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
--if CONFIG["CPU_ARCH"] == "ppc64":
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
 -
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
--        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
--    ]
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -24929,16 +26302,8 @@ index 625fcd103a7b..b243ab2af3be 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Android":
 -
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
--        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
--    ]
+-    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -24949,75 +26314,57 @@ index 625fcd103a7b..b243ab2af3be 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
--        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
--    ]
--
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Android":
--
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
--        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
--    ]
--
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
--        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
--    ]
--
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
--        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
 -    ]
--
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
--        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
--    ]
--
- Library("common_audio_c_gn")
-diff --git third_party/libwebrtc/common_audio/common_audio_cc_gn/moz.build third_party/libwebrtc/common_audio/common_audio_cc_gn/moz.build
-index 241c8788eb2f..c2d49a2321a2 100644
---- third_party/libwebrtc/common_audio/common_audio_cc_gn/moz.build
-+++ third_party/libwebrtc/common_audio/common_audio_cc_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("fir_filter_factory_gn")
+diff --git third_party/libwebrtc/common_audio/fir_filter_gn/moz.build third_party/libwebrtc/common_audio/fir_filter_gn/moz.build
+index f931502550d0..3ccb102e85a9 100644
+--- third_party/libwebrtc/common_audio/fir_filter_gn/moz.build
++++ third_party/libwebrtc/common_audio/fir_filter_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -25026,7 +26373,7 @@ index 241c8788eb2f..c2d49a2321a2 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -25038,20 +26385,14 @@ index 241c8788eb2f..c2d49a2321a2 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -25074,17 +26415,12 @@ index 241c8788eb2f..c2d49a2321a2 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -25100,7 +26436,6 @@ index 241c8788eb2f..c2d49a2321a2 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -25118,13 +26453,6 @@ index 241c8788eb2f..c2d49a2321a2 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -25134,14 +26462,26 @@ index 241c8788eb2f..c2d49a2321a2 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -25182,42 +26522,38 @@ index 241c8788eb2f..c2d49a2321a2 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("common_audio_cc_gn")
-diff --git third_party/libwebrtc/common_audio/common_audio_gn/moz.build third_party/libwebrtc/common_audio/common_audio_gn/moz.build
-index d81fd8f09ca0..ffb2fa21e12d 100644
---- third_party/libwebrtc/common_audio/common_audio_gn/moz.build
-+++ third_party/libwebrtc/common_audio/common_audio_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("fir_filter_gn")
+diff --git third_party/libwebrtc/common_audio/sinc_resampler_gn/moz.build third_party/libwebrtc/common_audio/sinc_resampler_gn/moz.build
+index 57e889cebd1b..8dc865c12715 100644
+--- third_party/libwebrtc/common_audio/sinc_resampler_gn/moz.build
++++ third_party/libwebrtc/common_audio/sinc_resampler_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -25226,7 +26562,7 @@ index d81fd8f09ca0..ffb2fa21e12d 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -54,172 +64,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,118 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -25238,7 +26574,6 @@ index d81fd8f09ca0..ffb2fa21e12d 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -25251,7 +26586,6 @@ index d81fd8f09ca0..ffb2fa21e12d 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -25284,7 +26618,6 @@ index d81fd8f09ca0..ffb2fa21e12d 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -25300,7 +26633,6 @@ index d81fd8f09ca0..ffb2fa21e12d 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -25334,14 +26666,26 @@ index d81fd8f09ca0..ffb2fa21e12d 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -160,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -25382,44 +26726,38 @@ index d81fd8f09ca0..ffb2fa21e12d 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("common_audio_gn")
-diff --git third_party/libwebrtc/common_audio/common_audio_neon_c_gn/moz.build third_party/libwebrtc/common_audio/common_audio_neon_c_gn/moz.build
-index 0bb21dcc6f81..97a4c56f1a5b 100644
---- third_party/libwebrtc/common_audio/common_audio_neon_c_gn/moz.build
-+++ third_party/libwebrtc/common_audio/common_audio_neon_c_gn/moz.build
-@@ -12,12 +12,22 @@ AllowCompilerWarnings()
+ Library("sinc_resampler_gn")
+diff --git third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128_gn/moz.build third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128_gn/moz.build
+index 2f5623b61072..284df3697995 100644
+--- third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128_gn/moz.build
++++ third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
-+DEFINES["WEBRTC_ARCH_ARM64"] = True
 +DEFINES["WEBRTC_BSD"] = True
- DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
- DEFINES["WEBRTC_HAS_NEON"] = True
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -25428,7 +26766,7 @@ index 0bb21dcc6f81..97a4c56f1a5b 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -45,148 +55,10 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,97 +52,7 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -25452,7 +26790,6 @@ index 0bb21dcc6f81..97a4c56f1a5b 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -25470,7 +26807,6 @@ index 0bb21dcc6f81..97a4c56f1a5b 100644
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
@@ -25485,7 +26821,6 @@ index 0bb21dcc6f81..97a4c56f1a5b 100644
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
--    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
@@ -25502,7 +26837,6 @@ index 0bb21dcc6f81..97a4c56f1a5b 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -25527,15 +26861,57 @@ index 0bb21dcc6f81..97a4c56f1a5b 100644
 -        "secur32",
 -        "winmm"
 -    ]
--
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+@@ -144,133 +63,42 @@ if CONFIG["CPU_ARCH"] == "aarch64":
+         "/third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128/ooura_fft_neon.cc"
+     ]
+ 
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CFLAGS += [
+-    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128/ooura_fft_neon.cc"
+-    ]
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+     UNIFIED_SOURCES += [
+         "/third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128/ooura_fft_mips.cc"
+     ]
+ 
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128/ooura_fft_sse2.cc"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128/ooura_fft_sse2.cc"
+-    ]
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -25551,20 +26927,15 @@ index 0bb21dcc6f81..97a4c56f1a5b 100644
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
-     DEFINES["_DEBUG"] = True
- 
+-    DEFINES["_DEBUG"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Android":
 -
--    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -25573,30 +26944,87 @@ index 0bb21dcc6f81..97a4c56f1a5b 100644
 -        "unwind"
 -    ]
 -
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+     CXXFLAGS += [
+         "-msse2",
+         "-msse2"
+     ]
+ 
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Android":
+-
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Darwin":
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
++    UNIFIED_SOURCES += [
++        "/third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128/ooura_fft_sse2.cc"
+     ]
+ 
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["_GNU_SOURCE"] = True
 -
- Library("common_audio_neon_c_gn")
-diff --git third_party/libwebrtc/common_audio/common_audio_neon_gn/moz.build third_party/libwebrtc/common_audio/common_audio_neon_gn/moz.build
-index 05386adf23c5..30ffc38e65fd 100644
---- third_party/libwebrtc/common_audio/common_audio_neon_gn/moz.build
-+++ third_party/libwebrtc/common_audio/common_audio_neon_gn/moz.build
-@@ -12,12 +12,22 @@ AllowCompilerWarnings()
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     CXXFLAGS += [
+-        "-msse2",
+         "-msse2"
+     ]
+ 
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
++    UNIFIED_SOURCES += [
++        "/third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128/ooura_fft_sse2.cc"
+     ]
+ 
+-    DEFINES["_GNU_SOURCE"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("fft_size_128_gn")
+diff --git third_party/libwebrtc/common_audio/third_party/ooura/fft_size_256_gn/moz.build third_party/libwebrtc/common_audio/third_party/ooura/fft_size_256_gn/moz.build
+index 8639a7ae2e0e..3105fcab9d6b 100644
+--- third_party/libwebrtc/common_audio/third_party/ooura/fft_size_256_gn/moz.build
++++ third_party/libwebrtc/common_audio/third_party/ooura/fft_size_256_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
-+DEFINES["WEBRTC_ARCH_ARM64"] = True
 +DEFINES["WEBRTC_BSD"] = True
- DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
- DEFINES["WEBRTC_HAS_NEON"] = True
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -25605,7 +27033,7 @@ index 05386adf23c5..30ffc38e65fd 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -44,148 +54,10 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,175 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -25623,13 +27051,8 @@ index 05386adf23c5..30ffc38e65fd 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -25647,22 +27070,16 @@ index 05386adf23c5..30ffc38e65fd 100644
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
--    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
@@ -25679,7 +27096,6 @@ index 05386adf23c5..30ffc38e65fd 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -25697,14 +27113,13 @@ index 05386adf23c5..30ffc38e65fd 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
--
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "arm":
 -
 -    CXXFLAGS += [
@@ -25713,6 +27128,25 @@ index 05386adf23c5..30ffc38e65fd 100644
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -25728,20 +27162,15 @@ index 05386adf23c5..30ffc38e65fd 100644
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
-     DEFINES["_DEBUG"] = True
- 
+-    DEFINES["_DEBUG"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Android":
 -
--    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -25750,35 +27179,59 @@ index 05386adf23c5..30ffc38e65fd 100644
 -        "unwind"
 -    ]
 -
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["_GNU_SOURCE"] = True
 -
- Library("common_audio_neon_gn")
-diff --git third_party/libwebrtc/common_audio/common_audio_sse2_gn/moz.build third_party/libwebrtc/common_audio/common_audio_sse2_gn/moz.build
-index 93daf376421d..40d8a4b08f17 100644
---- third_party/libwebrtc/common_audio/common_audio_sse2_gn/moz.build
-+++ third_party/libwebrtc/common_audio/common_audio_sse2_gn/moz.build
-@@ -9,14 +9,27 @@
- COMPILE_FLAGS["OS_INCLUDES"] = []
- AllowCompilerWarnings()
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
-+CXXFLAGS += [
-+    "-msse2"
-+]
-+
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("fft_size_256_gn")
+diff --git third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor_gn/moz.build third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor_gn/moz.build
+index 4bae7df22774..5d194b7d816a 100644
+--- third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor_gn/moz.build
++++ third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
- DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -25787,17 +27240,13 @@ index 93daf376421d..40d8a4b08f17 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -43,143 +56,10 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,115 +48,21 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
--    CXXFLAGS += [
--        "-msse2"
--    ]
--
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
@@ -25809,16 +27258,8 @@ index 93daf376421d..40d8a4b08f17 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    CXXFLAGS += [
--        "-msse2"
--    ]
--
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -25826,12 +27267,12 @@ index 93daf376421d..40d8a4b08f17 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--if CONFIG["OS_TARGET"] == "Linux":
--
--    CXXFLAGS += [
--        "-msse2"
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
 -    ]
 -
+-if CONFIG["OS_TARGET"] == "Linux":
+-
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
@@ -25840,22 +27281,13 @@ index 93daf376421d..40d8a4b08f17 100644
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
--    CXXFLAGS += [
--        "-msse2"
--    ]
--
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
@@ -25867,6 +27299,10 @@ index 93daf376421d..40d8a4b08f17 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
@@ -25893,12 +27329,62 @@ index 93daf376421d..40d8a4b08f17 100644
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
 -    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-    SOURCES += [
+-        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor_arm.S"
++    UNIFIED_SOURCES += [
++        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
+     ]
+ 
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+     UNIFIED_SOURCES += [
+         "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor_mips.c"
+@@ -155,8 +70,6 @@ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+ if CONFIG["CPU_ARCH"] == "mips64":
+ 
+-    DEFINES["_GNU_SOURCE"] = True
+-
+     UNIFIED_SOURCES += [
+         "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
+     ]
+@@ -167,107 +80,28 @@ if CONFIG["CPU_ARCH"] == "ppc64":
+         "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
+     ]
+ 
+-if CONFIG["CPU_ARCH"] == "riscv64":
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
+-    ]
+-
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -25914,41 +27400,104 @@ index 93daf376421d..40d8a4b08f17 100644
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
-     DEFINES["_DEBUG"] = True
- 
+-    DEFINES["_DEBUG"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Android":
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
- Library("common_audio_sse2_gn")
-diff --git third_party/libwebrtc/common_audio/fir_filter_factory_gn/moz.build third_party/libwebrtc/common_audio/fir_filter_factory_gn/moz.build
-index 47f99dbd830c..93b9d78370f1 100644
---- third_party/libwebrtc/common_audio/fir_filter_factory_gn/moz.build
-+++ third_party/libwebrtc/common_audio/fir_filter_factory_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Android":
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+     UNIFIED_SOURCES += [
+         "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
+     ]
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    CFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+     UNIFIED_SOURCES += [
+         "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
+     ]
+ 
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
+-    ]
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("spl_sqrt_floor_gn")
+diff --git third_party/libwebrtc/common_video/common_video_gn/moz.build third_party/libwebrtc/common_video/common_video_gn/moz.build
+index 869db500add1..9e5cdb7e6cce 100644
+--- third_party/libwebrtc/common_video/common_video_gn/moz.build
++++ third_party/libwebrtc/common_video/common_video_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -25957,7 +27506,7 @@ index 47f99dbd830c..93b9d78370f1 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -42,172 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -55,183 +64,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -25969,7 +27518,6 @@ index 47f99dbd830c..93b9d78370f1 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -25982,7 +27530,6 @@ index 47f99dbd830c..93b9d78370f1 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -26005,17 +27552,12 @@ index 47f99dbd830c..93b9d78370f1 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -26031,7 +27573,6 @@ index 47f99dbd830c..93b9d78370f1 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -26051,9 +27592,6 @@ index 47f99dbd830c..93b9d78370f1 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -26072,6 +27610,24 @@ index 47f99dbd830c..93b9d78370f1 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -26094,10 +27650,9 @@ index 47f99dbd830c..93b9d78370f1 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -26107,48 +27662,57 @@ index 47f99dbd830c..93b9d78370f1 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("fir_filter_factory_gn")
-diff --git third_party/libwebrtc/common_audio/fir_filter_gn/moz.build third_party/libwebrtc/common_audio/fir_filter_gn/moz.build
-index 51acac9bad1a..6ed17d2eb8dd 100644
---- third_party/libwebrtc/common_audio/fir_filter_gn/moz.build
-+++ third_party/libwebrtc/common_audio/fir_filter_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("common_video_gn")
+diff --git third_party/libwebrtc/common_video/frame_counts_gn/moz.build third_party/libwebrtc/common_video/frame_counts_gn/moz.build
+index 6029016a0e4b..0bd2ab0ab211 100644
+--- third_party/libwebrtc/common_video/frame_counts_gn/moz.build
++++ third_party/libwebrtc/common_video/frame_counts_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -26157,7 +27721,7 @@ index 51acac9bad1a..6ed17d2eb8dd 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -26169,7 +27733,6 @@ index 51acac9bad1a..6ed17d2eb8dd 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -26178,7 +27741,6 @@ index 51acac9bad1a..6ed17d2eb8dd 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -26207,7 +27769,6 @@ index 51acac9bad1a..6ed17d2eb8dd 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -26223,7 +27784,6 @@ index 51acac9bad1a..6ed17d2eb8dd 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -26254,6 +27814,22 @@ index 51acac9bad1a..6ed17d2eb8dd 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -26294,42 +27870,38 @@ index 51acac9bad1a..6ed17d2eb8dd 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("fir_filter_gn")
-diff --git third_party/libwebrtc/common_audio/sinc_resampler_gn/moz.build third_party/libwebrtc/common_audio/sinc_resampler_gn/moz.build
-index b1047de5ccb2..128eb766d596 100644
---- third_party/libwebrtc/common_audio/sinc_resampler_gn/moz.build
-+++ third_party/libwebrtc/common_audio/sinc_resampler_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("frame_counts_gn")
+diff --git third_party/libwebrtc/common_video/generic_frame_descriptor/generic_frame_descriptor_gn/moz.build third_party/libwebrtc/common_video/generic_frame_descriptor/generic_frame_descriptor_gn/moz.build
+index b09e027176e1..0ab69dd829cb 100644
+--- third_party/libwebrtc/common_video/generic_frame_descriptor/generic_frame_descriptor_gn/moz.build
++++ third_party/libwebrtc/common_video/generic_frame_descriptor/generic_frame_descriptor_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -26338,7 +27910,7 @@ index b1047de5ccb2..128eb766d596 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,168 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -26350,7 +27922,6 @@ index b1047de5ccb2..128eb766d596 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -26363,7 +27934,6 @@ index b1047de5ccb2..128eb766d596 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -26386,17 +27956,12 @@ index b1047de5ccb2..128eb766d596 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -26412,7 +27977,6 @@ index b1047de5ccb2..128eb766d596 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -26430,13 +27994,6 @@ index b1047de5ccb2..128eb766d596 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -26446,9 +28003,31 @@ index b1047de5ccb2..128eb766d596 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -26471,10 +28050,9 @@ index b1047de5ccb2..128eb766d596 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -26484,48 +28062,57 @@ index b1047de5ccb2..128eb766d596 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("sinc_resampler_gn")
-diff --git third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128_gn/moz.build third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128_gn/moz.build
-index 142887be2aeb..24ac42fb0329 100644
---- third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128_gn/moz.build
-+++ third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("generic_frame_descriptor_gn")
+diff --git third_party/libwebrtc/experiments/registered_field_trials_gn/moz.build third_party/libwebrtc/experiments/registered_field_trials_gn/moz.build
+index 2ae645ea741d..82f547782ab4 100644
+--- third_party/libwebrtc/experiments/registered_field_trials_gn/moz.build
++++ third_party/libwebrtc/experiments/registered_field_trials_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -26534,7 +28121,7 @@ index 142887be2aeb..24ac42fb0329 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,101 +51,7 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -26546,20 +28133,14 @@ index 142887be2aeb..24ac42fb0329 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -26582,17 +28163,12 @@ index 142887be2aeb..24ac42fb0329 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -26608,7 +28184,6 @@ index 142887be2aeb..24ac42fb0329 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -26626,49 +28201,35 @@ index 142887be2aeb..24ac42fb0329 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
  
-@@ -146,117 +62,28 @@ if CONFIG["CPU_ARCH"] == "aarch64":
-         "/third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128/ooura_fft_neon.cc"
-     ]
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["CPU_ARCH"] == "arm":
-+if CONFIG["CPU_ARCH"] == "x86":
- 
-     CXXFLAGS += [
--        "-mfpu=neon"
--    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128/ooura_fft_neon.cc"
-+        "-msse2"
-     ]
+ if CONFIG["CPU_ARCH"] == "mips32":
  
--if CONFIG["CPU_ARCH"] == "x86":
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
 -
-     UNIFIED_SOURCES += [
-         "/third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128/ooura_fft_sse2.cc"
-     ]
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
  
- if CONFIG["CPU_ARCH"] == "x86_64":
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128/ooura_fft_sse2.cc"
--    ]
--
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -26690,9 +28251,10 @@ index 142887be2aeb..24ac42fb0329 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["USE_X11"] = "1"
--
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -26702,82 +28264,58 @@ index 142887be2aeb..24ac42fb0329 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
--    CXXFLAGS += [
--        "-msse2"
--    ]
--
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Android":
--
--    CXXFLAGS += [
--        "-msse2"
--    ]
--
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Darwin":
--
-     CXXFLAGS += [
-         "-msse2"
-     ]
- 
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    CXXFLAGS += [
--        "-msse2"
--    ]
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    CXXFLAGS += [
--        "-msse2"
-+    UNIFIED_SOURCES += [
-+        "/third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128/ooura_fft_sse2.cc"
-     ]
- 
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
--    CXXFLAGS += [
--        "-msse2"
--    ]
-+    DEFINES["USE_X11"] = "1"
+ Library("registered_field_trials_gn")
+diff --git third_party/libwebrtc/experiments/registered_field_trials_header_gn/moz.build third_party/libwebrtc/experiments/registered_field_trials_header_gn/moz.build
+index 2f9f14acb430..f8143d2798f0 100644
+--- third_party/libwebrtc/experiments/registered_field_trials_header_gn/moz.build
++++ third_party/libwebrtc/experiments/registered_field_trials_header_gn/moz.build
+@@ -31,9 +31,4 @@ LOCAL_INCLUDES += [
+     "/tools/profiler/public"
+ ]
  
- Library("fft_size_128_gn")
-diff --git third_party/libwebrtc/common_audio/third_party/ooura/fft_size_256_gn/moz.build third_party/libwebrtc/common_audio/third_party/ooura/fft_size_256_gn/moz.build
-index b007a1e5ed8d..d6be72cf693c 100644
---- third_party/libwebrtc/common_audio/third_party/ooura/fft_size_256_gn/moz.build
-+++ third_party/libwebrtc/common_audio/third_party/ooura/fft_size_256_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["UNICODE"] = True
+-    DEFINES["_UNICODE"] = True
+-
+ Library("registered_field_trials_header_gn")
+diff --git third_party/libwebrtc/logging/rtc_event_audio_gn/moz.build third_party/libwebrtc/logging/rtc_event_audio_gn/moz.build
+index ddc4a9cc8bdb..76b97cad597b 100644
+--- third_party/libwebrtc/logging/rtc_event_audio_gn/moz.build
++++ third_party/libwebrtc/logging/rtc_event_audio_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -26786,7 +28324,7 @@ index b007a1e5ed8d..d6be72cf693c 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,157 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -47,183 +56,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -26798,16 +28336,18 @@ index b007a1e5ed8d..d6be72cf693c 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -26836,7 +28376,6 @@ index b007a1e5ed8d..d6be72cf693c 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -26852,7 +28391,6 @@ index b007a1e5ed8d..d6be72cf693c 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -26870,6 +28408,10 @@ index b007a1e5ed8d..d6be72cf693c 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -26886,6 +28428,24 @@ index b007a1e5ed8d..d6be72cf693c 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -26908,10 +28468,9 @@ index b007a1e5ed8d..d6be72cf693c 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -26921,48 +28480,57 @@ index b007a1e5ed8d..d6be72cf693c 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("fft_size_256_gn")
-diff --git third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor_gn/moz.build third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor_gn/moz.build
-index ec6e2eca861f..7b51a5386c8d 100644
---- third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor_gn/moz.build
-+++ third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rtc_event_audio_gn")
+diff --git third_party/libwebrtc/logging/rtc_event_bwe_gn/moz.build third_party/libwebrtc/logging/rtc_event_bwe_gn/moz.build
+index 270182b2be45..48e47598a034 100644
+--- third_party/libwebrtc/logging/rtc_event_bwe_gn/moz.build
++++ third_party/libwebrtc/logging/rtc_event_bwe_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -26971,18 +28539,7 @@ index ec6e2eca861f..7b51a5386c8d 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -28,6 +38,10 @@ LOCAL_INCLUDES += [
-     "/tools/profiler/public"
- ]
- 
-+UNIFIED_SOURCES += [
-+    "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
-+]
-+
- if not CONFIG["MOZ_DEBUG"]:
- 
-     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
-@@ -37,203 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -48,183 +57,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -26994,16 +28551,18 @@ index ec6e2eca861f..7b51a5386c8d 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -27011,10 +28570,6 @@ index ec6e2eca861f..7b51a5386c8d 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
@@ -27036,7 +28591,6 @@ index ec6e2eca861f..7b51a5386c8d 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -27044,10 +28598,6 @@ index ec6e2eca861f..7b51a5386c8d 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
--    ]
--
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
@@ -27056,7 +28606,6 @@ index ec6e2eca861f..7b51a5386c8d 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -27075,8 +28624,8 @@ index ec6e2eca861f..7b51a5386c8d 100644
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
+-    OS_LIBS += [
+-        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
@@ -27087,19 +28636,31 @@ index ec6e2eca861f..7b51a5386c8d 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
--    SOURCES += [
--        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor_arm.S"
--    ]
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["CPU_ARCH"] == "ppc64":
+-if CONFIG["CPU_ARCH"] == "mips64":
 -
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
--    ]
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -27122,15 +28683,8 @@ index ec6e2eca861f..7b51a5386c8d 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Android":
 -
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
--    ]
+-    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -27141,70 +28695,57 @@ index ec6e2eca861f..7b51a5386c8d 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
--    ]
--
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Android":
--
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
--    ]
--
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
--    ]
--
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
 -    ]
--
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
--    ]
--
- Library("spl_sqrt_floor_gn")
-diff --git third_party/libwebrtc/common_video/common_video_gn/moz.build third_party/libwebrtc/common_video/common_video_gn/moz.build
-index 369cdc3ac64d..8d71417aa908 100644
---- third_party/libwebrtc/common_video/common_video_gn/moz.build
-+++ third_party/libwebrtc/common_video/common_video_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rtc_event_bwe_gn")
+diff --git third_party/libwebrtc/logging/rtc_event_field_gn/moz.build third_party/libwebrtc/logging/rtc_event_field_gn/moz.build
+index 7a816f43289d..9c1a7bd6de3f 100644
+--- third_party/libwebrtc/logging/rtc_event_field_gn/moz.build
++++ third_party/libwebrtc/logging/rtc_event_field_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -27213,7 +28754,7 @@ index 369cdc3ac64d..8d71417aa908 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -55,174 +65,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -46,183 +55,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -27225,7 +28766,6 @@ index 369cdc3ac64d..8d71417aa908 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -27233,13 +28773,11 @@ index 369cdc3ac64d..8d71417aa908 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -27262,18 +28800,12 @@ index 369cdc3ac64d..8d71417aa908 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -27289,7 +28821,6 @@ index 369cdc3ac64d..8d71417aa908 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -27309,9 +28840,6 @@ index 369cdc3ac64d..8d71417aa908 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -27330,6 +28858,24 @@ index 369cdc3ac64d..8d71417aa908 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -27352,10 +28898,9 @@ index 369cdc3ac64d..8d71417aa908 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -27365,48 +28910,57 @@ index 369cdc3ac64d..8d71417aa908 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("common_video_gn")
-diff --git third_party/libwebrtc/common_video/frame_counts_gn/moz.build third_party/libwebrtc/common_video/frame_counts_gn/moz.build
-index d1be405adf26..1e284ffb51df 100644
---- third_party/libwebrtc/common_video/frame_counts_gn/moz.build
-+++ third_party/libwebrtc/common_video/frame_counts_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rtc_event_field_gn")
+diff --git third_party/libwebrtc/logging/rtc_event_log_parse_status_gn/moz.build third_party/libwebrtc/logging/rtc_event_log_parse_status_gn/moz.build
+index d9020f9a56c3..5362e89efe76 100644
+--- third_party/libwebrtc/logging/rtc_event_log_parse_status_gn/moz.build
++++ third_party/libwebrtc/logging/rtc_event_log_parse_status_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -27415,7 +28969,7 @@ index d1be405adf26..1e284ffb51df 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,107 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -27427,16 +28981,18 @@ index d1be405adf26..1e284ffb51df 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -27465,7 +29021,6 @@ index d1be405adf26..1e284ffb51df 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -27481,7 +29036,6 @@ index d1be405adf26..1e284ffb51df 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -27512,6 +29066,22 @@ index d1be405adf26..1e284ffb51df 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -149,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -27552,42 +29122,38 @@ index d1be405adf26..1e284ffb51df 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("frame_counts_gn")
-diff --git third_party/libwebrtc/common_video/generic_frame_descriptor/generic_frame_descriptor_gn/moz.build third_party/libwebrtc/common_video/generic_frame_descriptor/generic_frame_descriptor_gn/moz.build
-index 651826f452fe..061cfc842908 100644
---- third_party/libwebrtc/common_video/generic_frame_descriptor/generic_frame_descriptor_gn/moz.build
-+++ third_party/libwebrtc/common_video/generic_frame_descriptor/generic_frame_descriptor_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("rtc_event_log_parse_status_gn")
+diff --git third_party/libwebrtc/logging/rtc_event_number_encodings_gn/moz.build third_party/libwebrtc/logging/rtc_event_number_encodings_gn/moz.build
+index ad1c2615454e..7838b57024ae 100644
+--- third_party/libwebrtc/logging/rtc_event_number_encodings_gn/moz.build
++++ third_party/libwebrtc/logging/rtc_event_number_encodings_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -27596,7 +29162,7 @@ index 651826f452fe..061cfc842908 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -45,179 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -27608,7 +29174,6 @@ index 651826f452fe..061cfc842908 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -27621,7 +29186,6 @@ index 651826f452fe..061cfc842908 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -27650,7 +29214,6 @@ index 651826f452fe..061cfc842908 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -27666,7 +29229,6 @@ index 651826f452fe..061cfc842908 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -27700,6 +29262,24 @@ index 651826f452fe..061cfc842908 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -27722,10 +29302,9 @@ index 651826f452fe..061cfc842908 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -27735,48 +29314,57 @@ index 651826f452fe..061cfc842908 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("generic_frame_descriptor_gn")
-diff --git third_party/libwebrtc/logging/rtc_event_audio_gn/moz.build third_party/libwebrtc/logging/rtc_event_audio_gn/moz.build
-index fc4a82d00bde..b06802646e84 100644
---- third_party/libwebrtc/logging/rtc_event_audio_gn/moz.build
-+++ third_party/libwebrtc/logging/rtc_event_audio_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rtc_event_number_encodings_gn")
+diff --git third_party/libwebrtc/logging/rtc_event_pacing_gn/moz.build third_party/libwebrtc/logging/rtc_event_pacing_gn/moz.build
+index a920e8d64332..ffe265db0851 100644
+--- third_party/libwebrtc/logging/rtc_event_pacing_gn/moz.build
++++ third_party/libwebrtc/logging/rtc_event_pacing_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -27785,7 +29373,7 @@ index fc4a82d00bde..b06802646e84 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -44,165 +54,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -27797,7 +29385,6 @@ index fc4a82d00bde..b06802646e84 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -27810,7 +29397,6 @@ index fc4a82d00bde..b06802646e84 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -27839,7 +29425,6 @@ index fc4a82d00bde..b06802646e84 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -27855,7 +29440,6 @@ index fc4a82d00bde..b06802646e84 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -27893,6 +29477,24 @@ index fc4a82d00bde..b06802646e84 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -27915,10 +29517,9 @@ index fc4a82d00bde..b06802646e84 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -27928,48 +29529,57 @@ index fc4a82d00bde..b06802646e84 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("rtc_event_audio_gn")
-diff --git third_party/libwebrtc/logging/rtc_event_bwe_gn/moz.build third_party/libwebrtc/logging/rtc_event_bwe_gn/moz.build
-index 49e8f523ed87..b41ba4eddf9e 100644
---- third_party/libwebrtc/logging/rtc_event_bwe_gn/moz.build
-+++ third_party/libwebrtc/logging/rtc_event_bwe_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rtc_event_pacing_gn")
+diff --git third_party/libwebrtc/logging/rtc_event_rtp_rtcp_gn/moz.build third_party/libwebrtc/logging/rtc_event_rtp_rtcp_gn/moz.build
+index bb826e4a720e..b290dc3e72e7 100644
+--- third_party/libwebrtc/logging/rtc_event_rtp_rtcp_gn/moz.build
++++ third_party/libwebrtc/logging/rtc_event_rtp_rtcp_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -27978,7 +29588,7 @@ index 49e8f523ed87..b41ba4eddf9e 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -46,165 +56,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -46,190 +55,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -27990,7 +29600,6 @@ index 49e8f523ed87..b41ba4eddf9e 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -28003,7 +29612,6 @@ index 49e8f523ed87..b41ba4eddf9e 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -28026,13 +29634,16 @@ index 49e8f523ed87..b41ba4eddf9e 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -28048,7 +29659,6 @@ index 49e8f523ed87..b41ba4eddf9e 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -28068,6 +29678,9 @@ index 49e8f523ed87..b41ba4eddf9e 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -28086,6 +29699,24 @@ index 49e8f523ed87..b41ba4eddf9e 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -28108,10 +29739,9 @@ index 49e8f523ed87..b41ba4eddf9e 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -28121,48 +29751,57 @@ index 49e8f523ed87..b41ba4eddf9e 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("rtc_event_bwe_gn")
-diff --git third_party/libwebrtc/logging/rtc_event_field_gn/moz.build third_party/libwebrtc/logging/rtc_event_field_gn/moz.build
-index 0d6463867101..292edf8bdf23 100644
---- third_party/libwebrtc/logging/rtc_event_field_gn/moz.build
-+++ third_party/libwebrtc/logging/rtc_event_field_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rtc_event_rtp_rtcp_gn")
+diff --git third_party/libwebrtc/logging/rtc_event_video_gn/moz.build third_party/libwebrtc/logging/rtc_event_video_gn/moz.build
+index 423abc9ec40c..cf444b4316cd 100644
+--- third_party/libwebrtc/logging/rtc_event_video_gn/moz.build
++++ third_party/libwebrtc/logging/rtc_event_video_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -28171,7 +29810,7 @@ index 0d6463867101..292edf8bdf23 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -44,165 +54,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,183 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -28183,7 +29822,6 @@ index 0d6463867101..292edf8bdf23 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -28196,7 +29834,6 @@ index 0d6463867101..292edf8bdf23 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -28225,7 +29862,6 @@ index 0d6463867101..292edf8bdf23 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -28241,7 +29877,6 @@ index 0d6463867101..292edf8bdf23 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -28279,6 +29914,24 @@ index 0d6463867101..292edf8bdf23 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -28301,10 +29954,9 @@ index 0d6463867101..292edf8bdf23 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -28314,48 +29966,57 @@ index 0d6463867101..292edf8bdf23 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("rtc_event_field_gn")
-diff --git third_party/libwebrtc/logging/rtc_event_number_encodings_gn/moz.build third_party/libwebrtc/logging/rtc_event_number_encodings_gn/moz.build
-index d6d86cdf23c4..f652832a8a4d 100644
---- third_party/libwebrtc/logging/rtc_event_number_encodings_gn/moz.build
-+++ third_party/libwebrtc/logging/rtc_event_number_encodings_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rtc_event_video_gn")
+diff --git third_party/libwebrtc/logging/rtc_stream_config_gn/moz.build third_party/libwebrtc/logging/rtc_stream_config_gn/moz.build
+index 14ba953e29d3..96ef93e69179 100644
+--- third_party/libwebrtc/logging/rtc_stream_config_gn/moz.build
++++ third_party/libwebrtc/logging/rtc_stream_config_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -28364,7 +30025,7 @@ index d6d86cdf23c4..f652832a8a4d 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -43,161 +53,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -28376,7 +30037,6 @@ index d6d86cdf23c4..f652832a8a4d 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -28389,7 +30049,6 @@ index d6d86cdf23c4..f652832a8a4d 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -28418,7 +30077,6 @@ index d6d86cdf23c4..f652832a8a4d 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -28434,7 +30092,6 @@ index d6d86cdf23c4..f652832a8a4d 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -28452,6 +30109,10 @@ index d6d86cdf23c4..f652832a8a4d 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -28468,6 +30129,24 @@ index d6d86cdf23c4..f652832a8a4d 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -28490,10 +30169,9 @@ index d6d86cdf23c4..f652832a8a4d 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -28503,48 +30181,57 @@ index d6d86cdf23c4..f652832a8a4d 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("rtc_event_number_encodings_gn")
-diff --git third_party/libwebrtc/logging/rtc_event_pacing_gn/moz.build third_party/libwebrtc/logging/rtc_event_pacing_gn/moz.build
-index 985b84c85042..b6028c696a8b 100644
---- third_party/libwebrtc/logging/rtc_event_pacing_gn/moz.build
-+++ third_party/libwebrtc/logging/rtc_event_pacing_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rtc_stream_config_gn")
+diff --git third_party/libwebrtc/media/codec_gn/moz.build third_party/libwebrtc/media/codec_gn/moz.build
+index 6b56a082191f..f5bac588d11b 100644
+--- third_party/libwebrtc/media/codec_gn/moz.build
++++ third_party/libwebrtc/media/codec_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -28553,7 +30240,7 @@ index 985b84c85042..b6028c696a8b 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -28565,7 +30252,6 @@ index 985b84c85042..b6028c696a8b 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -28578,7 +30264,6 @@ index 985b84c85042..b6028c696a8b 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -28607,7 +30292,6 @@ index 985b84c85042..b6028c696a8b 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -28623,7 +30307,6 @@ index 985b84c85042..b6028c696a8b 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -28661,6 +30344,24 @@ index 985b84c85042..b6028c696a8b 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -28683,10 +30384,9 @@ index 985b84c85042..b6028c696a8b 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -28696,48 +30396,57 @@ index 985b84c85042..b6028c696a8b 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("rtc_event_pacing_gn")
-diff --git third_party/libwebrtc/logging/rtc_event_rtp_rtcp_gn/moz.build third_party/libwebrtc/logging/rtc_event_rtp_rtcp_gn/moz.build
-index cc048c7fdad3..d0d8c7a098d1 100644
---- third_party/libwebrtc/logging/rtc_event_rtp_rtcp_gn/moz.build
-+++ third_party/libwebrtc/logging/rtc_event_rtp_rtcp_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("codec_gn")
+diff --git third_party/libwebrtc/media/delayable_gn/moz.build third_party/libwebrtc/media/delayable_gn/moz.build
+index 12b25ac016e3..3a95f5ef1faf 100644
+--- third_party/libwebrtc/media/delayable_gn/moz.build
++++ third_party/libwebrtc/media/delayable_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -28746,7 +30455,7 @@ index cc048c7fdad3..d0d8c7a098d1 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -44,174 +54,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -28758,21 +30467,14 @@ index cc048c7fdad3..d0d8c7a098d1 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "GLESv2",
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -28795,18 +30497,12 @@ index cc048c7fdad3..d0d8c7a098d1 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -28822,7 +30518,6 @@ index cc048c7fdad3..d0d8c7a098d1 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -28840,13 +30535,6 @@ index cc048c7fdad3..d0d8c7a098d1 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -28856,14 +30544,26 @@ index cc048c7fdad3..d0d8c7a098d1 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -28904,42 +30604,38 @@ index cc048c7fdad3..d0d8c7a098d1 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("rtc_event_rtp_rtcp_gn")
-diff --git third_party/libwebrtc/logging/rtc_event_video_gn/moz.build third_party/libwebrtc/logging/rtc_event_video_gn/moz.build
-index b1758b72bf25..b65614c9846d 100644
---- third_party/libwebrtc/logging/rtc_event_video_gn/moz.build
-+++ third_party/libwebrtc/logging/rtc_event_video_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("delayable_gn")
+diff --git third_party/libwebrtc/media/media_channel_gn/moz.build third_party/libwebrtc/media/media_channel_gn/moz.build
+index d031085023fb..863e7fde7105 100644
+--- third_party/libwebrtc/media/media_channel_gn/moz.build
++++ third_party/libwebrtc/media/media_channel_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -28948,7 +30644,7 @@ index b1758b72bf25..b65614c9846d 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -42,165 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,119 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -28960,7 +30656,6 @@ index b1758b72bf25..b65614c9846d 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -28968,12 +30663,12 @@ index b1758b72bf25..b65614c9846d 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
+-        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -28996,13 +30691,16 @@ index b1758b72bf25..b65614c9846d 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -29018,7 +30716,6 @@ index b1758b72bf25..b65614c9846d 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -29038,6 +30735,9 @@ index b1758b72bf25..b65614c9846d 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -29049,14 +30749,26 @@ index b1758b72bf25..b65614c9846d 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -161,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -29097,42 +30809,38 @@ index b1758b72bf25..b65614c9846d 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("rtc_event_video_gn")
-diff --git third_party/libwebrtc/logging/rtc_stream_config_gn/moz.build third_party/libwebrtc/logging/rtc_stream_config_gn/moz.build
-index 0273e154491a..7d67e8476b53 100644
---- third_party/libwebrtc/logging/rtc_stream_config_gn/moz.build
-+++ third_party/libwebrtc/logging/rtc_stream_config_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("media_channel_gn")
+diff --git third_party/libwebrtc/media/media_channel_impl_gn/moz.build third_party/libwebrtc/media/media_channel_impl_gn/moz.build
+index 49b90be2fc51..7f0b3bc10a7f 100644
+--- third_party/libwebrtc/media/media_channel_impl_gn/moz.build
++++ third_party/libwebrtc/media/media_channel_impl_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -29141,7 +30849,7 @@ index 0273e154491a..7d67e8476b53 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -29153,20 +30861,14 @@ index 0273e154491a..7d67e8476b53 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -29195,7 +30897,6 @@ index 0273e154491a..7d67e8476b53 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -29211,7 +30912,6 @@ index 0273e154491a..7d67e8476b53 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -29229,10 +30929,6 @@ index 0273e154491a..7d67e8476b53 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -29242,14 +30938,26 @@ index 0273e154491a..7d67e8476b53 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -29290,42 +30998,38 @@ index 0273e154491a..7d67e8476b53 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("rtc_stream_config_gn")
-diff --git third_party/libwebrtc/media/rtc_encoder_simulcast_proxy_gn/moz.build third_party/libwebrtc/media/rtc_encoder_simulcast_proxy_gn/moz.build
-index 9fd4c74381a6..4d2e584f2b12 100644
---- third_party/libwebrtc/media/rtc_encoder_simulcast_proxy_gn/moz.build
-+++ third_party/libwebrtc/media/rtc_encoder_simulcast_proxy_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("media_channel_impl_gn")
+diff --git third_party/libwebrtc/media/media_constants_gn/moz.build third_party/libwebrtc/media/media_constants_gn/moz.build
+index fb30505356f2..28762fdde6a3 100644
+--- third_party/libwebrtc/media/media_constants_gn/moz.build
++++ third_party/libwebrtc/media/media_constants_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -29334,7 +31038,7 @@ index 9fd4c74381a6..4d2e584f2b12 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,175 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -29346,21 +31050,14 @@ index 9fd4c74381a6..4d2e584f2b12 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "GLESv2",
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -29383,18 +31080,12 @@ index 9fd4c74381a6..4d2e584f2b12 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -29410,7 +31101,6 @@ index 9fd4c74381a6..4d2e584f2b12 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -29428,13 +31118,6 @@ index 9fd4c74381a6..4d2e584f2b12 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -29451,6 +31134,24 @@ index 9fd4c74381a6..4d2e584f2b12 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -29473,10 +31174,9 @@ index 9fd4c74381a6..4d2e584f2b12 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -29486,48 +31186,57 @@ index 9fd4c74381a6..4d2e584f2b12 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("rtc_encoder_simulcast_proxy_gn")
-diff --git third_party/libwebrtc/media/rtc_internal_video_codecs_gn/moz.build third_party/libwebrtc/media/rtc_internal_video_codecs_gn/moz.build
-index 09893f4183f6..c32a7bbe84b4 100644
---- third_party/libwebrtc/media/rtc_internal_video_codecs_gn/moz.build
-+++ third_party/libwebrtc/media/rtc_internal_video_codecs_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("media_constants_gn")
+diff --git third_party/libwebrtc/media/rid_description_gn/moz.build third_party/libwebrtc/media/rid_description_gn/moz.build
+index 73ebe8374986..c11ccc5b2902 100644
+--- third_party/libwebrtc/media/rid_description_gn/moz.build
++++ third_party/libwebrtc/media/rid_description_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -29536,7 +31245,7 @@ index 09893f4183f6..c32a7bbe84b4 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -43,174 +53,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -29548,21 +31257,14 @@ index 09893f4183f6..c32a7bbe84b4 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "GLESv2",
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -29585,18 +31287,12 @@ index 09893f4183f6..c32a7bbe84b4 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -29612,7 +31308,6 @@ index 09893f4183f6..c32a7bbe84b4 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -29630,13 +31325,6 @@ index 09893f4183f6..c32a7bbe84b4 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -29646,14 +31334,26 @@ index 09893f4183f6..c32a7bbe84b4 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -29694,42 +31394,38 @@ index 09893f4183f6..c32a7bbe84b4 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("rtc_internal_video_codecs_gn")
+ Library("rid_description_gn")
 diff --git third_party/libwebrtc/media/rtc_media_base_gn/moz.build third_party/libwebrtc/media/rtc_media_base_gn/moz.build
-index b9b963ad03b1..63d1adfc9f3f 100644
+index a48b9886dd24..fcc31ea11376 100644
 --- third_party/libwebrtc/media/rtc_media_base_gn/moz.build
 +++ third_party/libwebrtc/media/rtc_media_base_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -29738,7 +31434,7 @@ index b9b963ad03b1..63d1adfc9f3f 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -46,174 +56,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -46,191 +55,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -29750,7 +31446,6 @@ index b9b963ad03b1..63d1adfc9f3f 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -29764,7 +31459,6 @@ index b9b963ad03b1..63d1adfc9f3f 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -29788,7 +31482,6 @@ index b9b963ad03b1..63d1adfc9f3f 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "dl",
 -        "rt"
 -    ]
 -
@@ -29798,7 +31491,6 @@ index b9b963ad03b1..63d1adfc9f3f 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -29814,7 +31506,6 @@ index b9b963ad03b1..63d1adfc9f3f 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -29855,6 +31546,24 @@ index b9b963ad03b1..63d1adfc9f3f 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -29877,10 +31586,9 @@ index b9b963ad03b1..63d1adfc9f3f 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -29890,48 +31598,57 @@ index b9b963ad03b1..63d1adfc9f3f 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["USE_X11"] = "1"
+ 
  Library("rtc_media_base_gn")
 diff --git third_party/libwebrtc/media/rtc_media_config_gn/moz.build third_party/libwebrtc/media/rtc_media_config_gn/moz.build
-index b3e48563c04d..85b15dbdb123 100644
+index 568632c48fb8..94c43caef47b 100644
 --- third_party/libwebrtc/media/rtc_media_config_gn/moz.build
 +++ third_party/libwebrtc/media/rtc_media_config_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -29940,7 +31657,7 @@ index b3e48563c04d..85b15dbdb123 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -29952,7 +31669,6 @@ index b3e48563c04d..85b15dbdb123 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -29961,7 +31677,6 @@ index b3e48563c04d..85b15dbdb123 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -29990,7 +31705,6 @@ index b3e48563c04d..85b15dbdb123 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -30006,7 +31720,6 @@ index b3e48563c04d..85b15dbdb123 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -30037,6 +31750,22 @@ index b3e48563c04d..85b15dbdb123 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -30077,42 +31806,38 @@ index b3e48563c04d..85b15dbdb123 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("rtc_media_config_gn")
 diff --git third_party/libwebrtc/media/rtc_simulcast_encoder_adapter_gn/moz.build third_party/libwebrtc/media/rtc_simulcast_encoder_adapter_gn/moz.build
-index 1bc62c2080fa..f3ccbadd37d0 100644
+index 4293ba6d9066..01eda12bd559 100644
 --- third_party/libwebrtc/media/rtc_simulcast_encoder_adapter_gn/moz.build
 +++ third_party/libwebrtc/media/rtc_simulcast_encoder_adapter_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -30121,7 +31846,7 @@ index 1bc62c2080fa..f3ccbadd37d0 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,191 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -30133,7 +31858,6 @@ index 1bc62c2080fa..f3ccbadd37d0 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -30147,7 +31871,6 @@ index 1bc62c2080fa..f3ccbadd37d0 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -30171,7 +31894,6 @@ index 1bc62c2080fa..f3ccbadd37d0 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "dl",
 -        "rt"
 -    ]
 -
@@ -30181,7 +31903,6 @@ index 1bc62c2080fa..f3ccbadd37d0 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -30197,7 +31918,6 @@ index 1bc62c2080fa..f3ccbadd37d0 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -30238,6 +31958,24 @@ index 1bc62c2080fa..f3ccbadd37d0 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -30260,10 +31998,9 @@ index 1bc62c2080fa..f3ccbadd37d0 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -30273,48 +32010,57 @@ index 1bc62c2080fa..f3ccbadd37d0 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["USE_X11"] = "1"
+ 
  Library("rtc_simulcast_encoder_adapter_gn")
-diff --git third_party/libwebrtc/modules/async_audio_processing/async_audio_processing_gn/moz.build third_party/libwebrtc/modules/async_audio_processing/async_audio_processing_gn/moz.build
-index 24f8656db097..b5761737772d 100644
---- third_party/libwebrtc/modules/async_audio_processing/async_audio_processing_gn/moz.build
-+++ third_party/libwebrtc/modules/async_audio_processing/async_audio_processing_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+diff --git third_party/libwebrtc/media/rtp_utils_gn/moz.build third_party/libwebrtc/media/rtp_utils_gn/moz.build
+index d12f755865a5..a5d44da104b6 100644
+--- third_party/libwebrtc/media/rtp_utils_gn/moz.build
++++ third_party/libwebrtc/media/rtp_utils_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -30323,7 +32069,7 @@ index 24f8656db097..b5761737772d 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -30335,20 +32081,14 @@ index 24f8656db097..b5761737772d 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -30377,7 +32117,6 @@ index 24f8656db097..b5761737772d 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -30393,7 +32132,6 @@ index 24f8656db097..b5761737772d 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -30411,10 +32149,6 @@ index 24f8656db097..b5761737772d 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -30424,14 +32158,26 @@ index 24f8656db097..b5761737772d 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -30472,42 +32218,38 @@ index 24f8656db097..b5761737772d 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("async_audio_processing_gn")
-diff --git third_party/libwebrtc/modules/audio_coding/audio_coding_gn/moz.build third_party/libwebrtc/modules/audio_coding/audio_coding_gn/moz.build
-index 3d193a4a3437..2c9f1c45b3ec 100644
---- third_party/libwebrtc/modules/audio_coding/audio_coding_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_coding/audio_coding_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("rtp_utils_gn")
+diff --git third_party/libwebrtc/media/stream_params_gn/moz.build third_party/libwebrtc/media/stream_params_gn/moz.build
+index 2deba906b932..65ec7aef0025 100644
+--- third_party/libwebrtc/media/stream_params_gn/moz.build
++++ third_party/libwebrtc/media/stream_params_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -30516,7 +32258,7 @@ index 3d193a4a3437..2c9f1c45b3ec 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -45,172 +55,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -30528,20 +32270,14 @@ index 3d193a4a3437..2c9f1c45b3ec 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -30564,17 +32300,12 @@ index 3d193a4a3437..2c9f1c45b3ec 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -30590,7 +32321,6 @@ index 3d193a4a3437..2c9f1c45b3ec 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -30608,13 +32338,6 @@ index 3d193a4a3437..2c9f1c45b3ec 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -30624,14 +32347,26 @@ index 3d193a4a3437..2c9f1c45b3ec 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -30672,42 +32407,38 @@ index 3d193a4a3437..2c9f1c45b3ec 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("audio_coding_gn")
-diff --git third_party/libwebrtc/modules/audio_coding/audio_coding_module_typedefs_gn/moz.build third_party/libwebrtc/modules/audio_coding/audio_coding_module_typedefs_gn/moz.build
-index 9f3c0d8abda1..846f9f907e72 100644
---- third_party/libwebrtc/modules/audio_coding/audio_coding_module_typedefs_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_coding/audio_coding_module_typedefs_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("stream_params_gn")
+diff --git third_party/libwebrtc/modules/async_audio_processing/async_audio_processing_gn/moz.build third_party/libwebrtc/modules/async_audio_processing/async_audio_processing_gn/moz.build
+index f599fadae2f0..90a52e406005 100644
+--- third_party/libwebrtc/modules/async_audio_processing/async_audio_processing_gn/moz.build
++++ third_party/libwebrtc/modules/async_audio_processing/async_audio_processing_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -30716,7 +32447,7 @@ index 9f3c0d8abda1..846f9f907e72 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -30728,16 +32459,18 @@ index 9f3c0d8abda1..846f9f907e72 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -30766,7 +32499,6 @@ index 9f3c0d8abda1..846f9f907e72 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -30782,7 +32514,6 @@ index 9f3c0d8abda1..846f9f907e72 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -30800,6 +32531,10 @@ index 9f3c0d8abda1..846f9f907e72 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -30809,9 +32544,31 @@ index 9f3c0d8abda1..846f9f907e72 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -30834,10 +32591,9 @@ index 9f3c0d8abda1..846f9f907e72 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -30847,48 +32603,57 @@ index 9f3c0d8abda1..846f9f907e72 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("audio_coding_module_typedefs_gn")
-diff --git third_party/libwebrtc/modules/audio_coding/audio_coding_opus_common_gn/moz.build third_party/libwebrtc/modules/audio_coding/audio_coding_opus_common_gn/moz.build
-index 132dbaad9bef..c1648ebdc6da 100644
---- third_party/libwebrtc/modules/audio_coding/audio_coding_opus_common_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_coding/audio_coding_opus_common_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("async_audio_processing_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/audio_coding_gn/moz.build third_party/libwebrtc/modules/audio_coding/audio_coding_gn/moz.build
+index 03d99c93b89a..a1a7c66b6ff0 100644
+--- third_party/libwebrtc/modules/audio_coding/audio_coding_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/audio_coding_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -30897,7 +32662,7 @@ index 132dbaad9bef..c1648ebdc6da 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -47,190 +56,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -30909,7 +32674,6 @@ index 132dbaad9bef..c1648ebdc6da 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -30922,7 +32686,6 @@ index 132dbaad9bef..c1648ebdc6da 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -30945,13 +32708,16 @@ index 132dbaad9bef..c1648ebdc6da 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -30967,7 +32733,6 @@ index 132dbaad9bef..c1648ebdc6da 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -30987,6 +32752,9 @@ index 132dbaad9bef..c1648ebdc6da 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -31005,6 +32773,24 @@ index 132dbaad9bef..c1648ebdc6da 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -31027,10 +32813,9 @@ index 132dbaad9bef..c1648ebdc6da 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -31040,48 +32825,57 @@ index 132dbaad9bef..c1648ebdc6da 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("audio_coding_opus_common_gn")
-diff --git third_party/libwebrtc/modules/audio_coding/audio_encoder_cng_gn/moz.build third_party/libwebrtc/modules/audio_coding/audio_encoder_cng_gn/moz.build
-index 725d37c02703..f3ae48b25ffb 100644
---- third_party/libwebrtc/modules/audio_coding/audio_encoder_cng_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_coding/audio_encoder_cng_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("audio_coding_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/audio_coding_module_typedefs_gn/moz.build third_party/libwebrtc/modules/audio_coding/audio_coding_module_typedefs_gn/moz.build
+index 2826ed8642f9..e8194cf79b99 100644
+--- third_party/libwebrtc/modules/audio_coding/audio_coding_module_typedefs_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/audio_coding_module_typedefs_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -31090,7 +32884,7 @@ index 725d37c02703..f3ae48b25ffb 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -31102,20 +32896,14 @@ index 725d37c02703..f3ae48b25ffb 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -31138,17 +32926,12 @@ index 725d37c02703..f3ae48b25ffb 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -31164,7 +32947,6 @@ index 725d37c02703..f3ae48b25ffb 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -31182,13 +32964,6 @@ index 725d37c02703..f3ae48b25ffb 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -31198,14 +32973,26 @@ index 725d37c02703..f3ae48b25ffb 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -31246,42 +33033,38 @@ index 725d37c02703..f3ae48b25ffb 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("audio_encoder_cng_gn")
-diff --git third_party/libwebrtc/modules/audio_coding/audio_network_adaptor_config_gn/moz.build third_party/libwebrtc/modules/audio_coding/audio_network_adaptor_config_gn/moz.build
-index 7ef11d489203..cf3f1f338ba0 100644
---- third_party/libwebrtc/modules/audio_coding/audio_network_adaptor_config_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_coding/audio_network_adaptor_config_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("audio_coding_module_typedefs_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/audio_coding_opus_common_gn/moz.build third_party/libwebrtc/modules/audio_coding/audio_coding_opus_common_gn/moz.build
+index bf852e8442a4..de2e04dffe32 100644
+--- third_party/libwebrtc/modules/audio_coding/audio_coding_opus_common_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/audio_coding_opus_common_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -31290,7 +33073,7 @@ index 7ef11d489203..cf3f1f338ba0 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,157 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -31302,16 +33085,18 @@ index 7ef11d489203..cf3f1f338ba0 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -31340,7 +33125,6 @@ index 7ef11d489203..cf3f1f338ba0 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -31356,7 +33140,6 @@ index 7ef11d489203..cf3f1f338ba0 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -31374,6 +33157,10 @@ index 7ef11d489203..cf3f1f338ba0 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -31390,6 +33177,24 @@ index 7ef11d489203..cf3f1f338ba0 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -31412,10 +33217,9 @@ index 7ef11d489203..cf3f1f338ba0 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -31425,48 +33229,57 @@ index 7ef11d489203..cf3f1f338ba0 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("audio_network_adaptor_config_gn")
-diff --git third_party/libwebrtc/modules/audio_coding/audio_network_adaptor_gn/moz.build third_party/libwebrtc/modules/audio_coding/audio_network_adaptor_gn/moz.build
-index b65fc49e5237..1a504c38fce1 100644
---- third_party/libwebrtc/modules/audio_coding/audio_network_adaptor_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_coding/audio_network_adaptor_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("audio_coding_opus_common_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/audio_encoder_cng_gn/moz.build third_party/libwebrtc/modules/audio_coding/audio_encoder_cng_gn/moz.build
+index 56b6d50f6cb7..7ef50512ec05 100644
+--- third_party/libwebrtc/modules/audio_coding/audio_encoder_cng_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/audio_encoder_cng_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -31475,7 +33288,7 @@ index b65fc49e5237..1a504c38fce1 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -51,172 +61,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,190 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -31487,7 +33300,6 @@ index b65fc49e5237..1a504c38fce1 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -31500,7 +33312,6 @@ index b65fc49e5237..1a504c38fce1 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -31533,7 +33344,6 @@ index b65fc49e5237..1a504c38fce1 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -31549,7 +33359,6 @@ index b65fc49e5237..1a504c38fce1 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -31590,6 +33399,24 @@ index b65fc49e5237..1a504c38fce1 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -31612,10 +33439,9 @@ index b65fc49e5237..1a504c38fce1 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -31625,48 +33451,57 @@ index b65fc49e5237..1a504c38fce1 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("audio_network_adaptor_gn")
-diff --git third_party/libwebrtc/modules/audio_coding/default_neteq_factory_gn/moz.build third_party/libwebrtc/modules/audio_coding/default_neteq_factory_gn/moz.build
-index 15764353c966..e9ed99aad0a1 100644
---- third_party/libwebrtc/modules/audio_coding/default_neteq_factory_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_coding/default_neteq_factory_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("audio_encoder_cng_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/audio_network_adaptor_config_gn/moz.build third_party/libwebrtc/modules/audio_coding/audio_network_adaptor_config_gn/moz.build
+index 37cf81ad9f54..a17cc5124685 100644
+--- third_party/libwebrtc/modules/audio_coding/audio_network_adaptor_config_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/audio_network_adaptor_config_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -31675,7 +33510,7 @@ index 15764353c966..e9ed99aad0a1 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,175 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -31687,20 +33522,14 @@ index 15764353c966..e9ed99aad0a1 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -31723,17 +33552,12 @@ index 15764353c966..e9ed99aad0a1 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -31749,7 +33573,6 @@ index 15764353c966..e9ed99aad0a1 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -31767,13 +33590,6 @@ index 15764353c966..e9ed99aad0a1 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -31790,6 +33606,24 @@ index 15764353c966..e9ed99aad0a1 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -31812,10 +33646,9 @@ index 15764353c966..e9ed99aad0a1 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -31825,48 +33658,57 @@ index 15764353c966..e9ed99aad0a1 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("default_neteq_factory_gn")
-diff --git third_party/libwebrtc/modules/audio_coding/g711_c_gn/moz.build third_party/libwebrtc/modules/audio_coding/g711_c_gn/moz.build
-index ea97f94f457d..3feac0906041 100644
---- third_party/libwebrtc/modules/audio_coding/g711_c_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_coding/g711_c_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("audio_network_adaptor_config_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/audio_network_adaptor_gn/moz.build third_party/libwebrtc/modules/audio_coding/audio_network_adaptor_gn/moz.build
+index 1d0905ebc109..ba348ebeecff 100644
+--- third_party/libwebrtc/modules/audio_coding/audio_network_adaptor_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/audio_network_adaptor_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -31875,7 +33717,7 @@ index ea97f94f457d..3feac0906041 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,157 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -53,190 +62,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -31887,16 +33729,18 @@ index ea97f94f457d..3feac0906041 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -31919,13 +33763,16 @@ index ea97f94f457d..3feac0906041 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -31941,7 +33788,6 @@ index ea97f94f457d..3feac0906041 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -31959,6 +33805,13 @@ index ea97f94f457d..3feac0906041 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -31968,13 +33821,31 @@ index ea97f94f457d..3feac0906041 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CFLAGS += [
+-    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -31997,10 +33868,9 @@ index ea97f94f457d..3feac0906041 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -32010,48 +33880,57 @@ index ea97f94f457d..3feac0906041 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("g711_c_gn")
-diff --git third_party/libwebrtc/modules/audio_coding/g711_gn/moz.build third_party/libwebrtc/modules/audio_coding/g711_gn/moz.build
-index 80fb9807c16f..88b940e9c6c3 100644
---- third_party/libwebrtc/modules/audio_coding/g711_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_coding/g711_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("audio_network_adaptor_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/default_neteq_factory_gn/moz.build third_party/libwebrtc/modules/audio_coding/default_neteq_factory_gn/moz.build
+index 206a4ae313fd..145619c84116 100644
+--- third_party/libwebrtc/modules/audio_coding/default_neteq_factory_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/default_neteq_factory_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -32060,7 +33939,7 @@ index 80fb9807c16f..88b940e9c6c3 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -42,165 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,190 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -32072,7 +33951,6 @@ index 80fb9807c16f..88b940e9c6c3 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -32085,7 +33963,6 @@ index 80fb9807c16f..88b940e9c6c3 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -32108,13 +33985,16 @@ index 80fb9807c16f..88b940e9c6c3 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -32130,7 +34010,6 @@ index 80fb9807c16f..88b940e9c6c3 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -32150,6 +34029,9 @@ index 80fb9807c16f..88b940e9c6c3 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -32168,6 +34050,24 @@ index 80fb9807c16f..88b940e9c6c3 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -32190,10 +34090,9 @@ index 80fb9807c16f..88b940e9c6c3 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -32203,48 +34102,57 @@ index 80fb9807c16f..88b940e9c6c3 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("g711_gn")
-diff --git third_party/libwebrtc/modules/audio_coding/g722_c_gn/moz.build third_party/libwebrtc/modules/audio_coding/g722_c_gn/moz.build
-index 87571de3048e..6af30071257f 100644
---- third_party/libwebrtc/modules/audio_coding/g722_c_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_coding/g722_c_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("default_neteq_factory_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/g711_c_gn/moz.build third_party/libwebrtc/modules/audio_coding/g711_c_gn/moz.build
+index 8322910094eb..7bfe819841af 100644
+--- third_party/libwebrtc/modules/audio_coding/g711_c_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/g711_c_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -32253,7 +34161,7 @@ index 87571de3048e..6af30071257f 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,157 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,175 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -32265,7 +34173,6 @@ index 87571de3048e..6af30071257f 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -32274,7 +34181,6 @@ index 87571de3048e..6af30071257f 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -32303,7 +34209,6 @@ index 87571de3048e..6af30071257f 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -32319,7 +34224,6 @@ index 87571de3048e..6af30071257f 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -32353,6 +34257,24 @@ index 87571de3048e..6af30071257f 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -32375,10 +34297,9 @@ index 87571de3048e..6af30071257f 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -32388,48 +34309,57 @@ index 87571de3048e..6af30071257f 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("g722_c_gn")
-diff --git third_party/libwebrtc/modules/audio_coding/g722_gn/moz.build third_party/libwebrtc/modules/audio_coding/g722_gn/moz.build
-index be80bff2213e..8d9f37d48283 100644
---- third_party/libwebrtc/modules/audio_coding/g722_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_coding/g722_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("g711_c_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/g711_gn/moz.build third_party/libwebrtc/modules/audio_coding/g711_gn/moz.build
+index 3a21cddc41e2..80e618a7fa10 100644
+--- third_party/libwebrtc/modules/audio_coding/g711_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/g711_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -32438,7 +34368,7 @@ index be80bff2213e..8d9f37d48283 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -42,165 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,183 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -32450,7 +34380,6 @@ index be80bff2213e..8d9f37d48283 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -32463,7 +34392,6 @@ index be80bff2213e..8d9f37d48283 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -32492,7 +34420,6 @@ index be80bff2213e..8d9f37d48283 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -32508,7 +34435,6 @@ index be80bff2213e..8d9f37d48283 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -32546,6 +34472,24 @@ index be80bff2213e..8d9f37d48283 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -32568,10 +34512,9 @@ index be80bff2213e..8d9f37d48283 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -32581,48 +34524,57 @@ index be80bff2213e..8d9f37d48283 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("g722_gn")
-diff --git third_party/libwebrtc/modules/audio_coding/ilbc_c_gn/moz.build third_party/libwebrtc/modules/audio_coding/ilbc_c_gn/moz.build
-index 771a415b58fe..64ca7ca1f4fc 100644
---- third_party/libwebrtc/modules/audio_coding/ilbc_c_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_coding/ilbc_c_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("g711_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/g722_c_gn/moz.build third_party/libwebrtc/modules/audio_coding/g722_c_gn/moz.build
+index dc05788b8021..add81cce3212 100644
+--- third_party/libwebrtc/modules/audio_coding/g722_c_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/g722_c_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -32631,7 +34583,7 @@ index 771a415b58fe..64ca7ca1f4fc 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -109,172 +119,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,175 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -32643,20 +34595,14 @@ index 771a415b58fe..64ca7ca1f4fc 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -32679,17 +34625,12 @@ index 771a415b58fe..64ca7ca1f4fc 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -32705,7 +34646,6 @@ index 771a415b58fe..64ca7ca1f4fc 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -32723,13 +34663,6 @@ index 771a415b58fe..64ca7ca1f4fc 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -32746,6 +34679,24 @@ index 771a415b58fe..64ca7ca1f4fc 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -32768,10 +34719,9 @@ index 771a415b58fe..64ca7ca1f4fc 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -32781,48 +34731,57 @@ index 771a415b58fe..64ca7ca1f4fc 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("ilbc_c_gn")
-diff --git third_party/libwebrtc/modules/audio_coding/ilbc_gn/moz.build third_party/libwebrtc/modules/audio_coding/ilbc_gn/moz.build
-index a652760054da..4927afb7d7e6 100644
---- third_party/libwebrtc/modules/audio_coding/ilbc_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_coding/ilbc_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("g722_c_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/g722_gn/moz.build third_party/libwebrtc/modules/audio_coding/g722_gn/moz.build
+index 910eef267ffc..d53536655acd 100644
+--- third_party/libwebrtc/modules/audio_coding/g722_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/g722_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -32831,7 +34790,7 @@ index a652760054da..4927afb7d7e6 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -42,172 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,183 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -32843,7 +34802,6 @@ index a652760054da..4927afb7d7e6 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -32856,7 +34814,6 @@ index a652760054da..4927afb7d7e6 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -32879,17 +34836,12 @@ index a652760054da..4927afb7d7e6 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -32905,7 +34857,6 @@ index a652760054da..4927afb7d7e6 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -32925,9 +34876,6 @@ index a652760054da..4927afb7d7e6 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -32946,6 +34894,24 @@ index a652760054da..4927afb7d7e6 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -32968,10 +34934,9 @@ index a652760054da..4927afb7d7e6 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -32981,48 +34946,57 @@ index a652760054da..4927afb7d7e6 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("ilbc_gn")
-diff --git third_party/libwebrtc/modules/audio_coding/isac_bwinfo_gn/moz.build third_party/libwebrtc/modules/audio_coding/isac_bwinfo_gn/moz.build
-index 1cf433ded05c..17649824103d 100644
---- third_party/libwebrtc/modules/audio_coding/isac_bwinfo_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_coding/isac_bwinfo_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("g722_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/ilbc_c_gn/moz.build third_party/libwebrtc/modules/audio_coding/ilbc_c_gn/moz.build
+index 1ff9bdf07a4b..9871fbb1c38f 100644
+--- third_party/libwebrtc/modules/audio_coding/ilbc_c_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/ilbc_c_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -33031,7 +35005,7 @@ index 1cf433ded05c..17649824103d 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -111,190 +120,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -33043,16 +35017,18 @@ index 1cf433ded05c..17649824103d 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -33075,13 +35051,16 @@ index 1cf433ded05c..17649824103d 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -33097,7 +35076,6 @@ index 1cf433ded05c..17649824103d 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -33115,6 +35093,13 @@ index 1cf433ded05c..17649824103d 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -33124,9 +35109,31 @@ index 1cf433ded05c..17649824103d 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -33149,10 +35156,9 @@ index 1cf433ded05c..17649824103d 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -33162,48 +35168,57 @@ index 1cf433ded05c..17649824103d 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("isac_bwinfo_gn")
-diff --git third_party/libwebrtc/modules/audio_coding/isac_c_gn/moz.build third_party/libwebrtc/modules/audio_coding/isac_c_gn/moz.build
-index 09da7ad6738f..9028bcf4b2b6 100644
---- third_party/libwebrtc/modules/audio_coding/isac_c_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_coding/isac_c_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("ilbc_c_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/ilbc_gn/moz.build third_party/libwebrtc/modules/audio_coding/ilbc_gn/moz.build
+index 4a7279386ee5..b1811c428dda 100644
+--- third_party/libwebrtc/modules/audio_coding/ilbc_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/ilbc_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -33212,7 +35227,7 @@ index 09da7ad6738f..9028bcf4b2b6 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -63,151 +73,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,190 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -33224,7 +35239,6 @@ index 09da7ad6738f..9028bcf4b2b6 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -33237,7 +35251,6 @@ index 09da7ad6738f..9028bcf4b2b6 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -33261,7 +35274,6 @@ index 09da7ad6738f..9028bcf4b2b6 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "m",
 -        "rt"
 -    ]
 -
@@ -33271,7 +35283,6 @@ index 09da7ad6738f..9028bcf4b2b6 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -33287,7 +35298,6 @@ index 09da7ad6738f..9028bcf4b2b6 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -33319,6 +35329,34 @@ index 09da7ad6738f..9028bcf4b2b6 100644
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -33340,49 +35378,69 @@ index 09da7ad6738f..9028bcf4b2b6 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("isac_c_gn")
-diff --git third_party/libwebrtc/modules/audio_coding/isac_common_gn/moz.build third_party/libwebrtc/modules/audio_coding/isac_common_gn/moz.build
-index bdc092498c84..17c7236ffe82 100644
---- third_party/libwebrtc/modules/audio_coding/isac_common_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_coding/isac_common_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("ilbc_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/isac_bwinfo_gn/moz.build third_party/libwebrtc/modules/audio_coding/isac_bwinfo_gn/moz.build
+index bb9cdf4460c3..00d886763be2 100644
+--- third_party/libwebrtc/modules/audio_coding/isac_bwinfo_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/isac_bwinfo_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -33391,7 +35449,7 @@ index bdc092498c84..17c7236ffe82 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,161 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -33403,20 +35461,14 @@ index bdc092498c84..17c7236ffe82 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -33445,7 +35497,6 @@ index bdc092498c84..17c7236ffe82 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -33461,7 +35512,6 @@ index bdc092498c84..17c7236ffe82 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -33479,10 +35529,6 @@ index bdc092498c84..17c7236ffe82 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -33496,6 +35542,22 @@ index bdc092498c84..17c7236ffe82 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -33536,85 +35598,50 @@ index bdc092498c84..17c7236ffe82 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("isac_common_gn")
-diff --git third_party/libwebrtc/modules/audio_coding/isac_fix_c_arm_asm_gn/moz.build third_party/libwebrtc/modules/audio_coding/isac_fix_c_arm_asm_gn/moz.build
-deleted file mode 100644
-index 2e44cd30b17e..000000000000
---- third_party/libwebrtc/modules/audio_coding/isac_fix_c_arm_asm_gn/moz.build
-+++ /dev/null
-@@ -1,89 +0,0 @@
--# This Source Code Form is subject to the terms of the Mozilla Public
--# License, v. 2.0. If a copy of the MPL was not distributed with this
--# file, You can obtain one at http://mozilla.org/MPL/2.0/.
--
--
--  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
--  ### DO NOT edit it by hand.                                       ###
--
--COMPILE_FLAGS["OS_INCLUDES"] = []
--AllowCompilerWarnings()
--
--DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
--DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
--DEFINES["RTC_ENABLE_VP9"] = True
--DEFINES["WEBRTC_ARCH_ARM"] = True
--DEFINES["WEBRTC_ARCH_ARM_V7"] = True
--DEFINES["WEBRTC_ENABLE_AVX2"] = True
--DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
--DEFINES["WEBRTC_HAS_NEON"] = True
--DEFINES["WEBRTC_LIBRARY_IMPL"] = True
--DEFINES["WEBRTC_LINUX"] = True
--DEFINES["WEBRTC_MOZILLA_BUILD"] = True
--DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
--DEFINES["WEBRTC_POSIX"] = True
--DEFINES["_GNU_SOURCE"] = True
--DEFINES["__STDC_CONSTANT_MACROS"] = True
--DEFINES["__STDC_FORMAT_MACROS"] = True
--
--FINAL_LIBRARY = "webrtc"
--
--
--LOCAL_INCLUDES += [
--    "!/ipc/ipdl/_ipdlheaders",
--    "/ipc/chromium/src",
--    "/third_party/libwebrtc/",
--    "/third_party/libwebrtc/third_party/abseil-cpp/",
--    "/tools/profiler/public"
--]
--
--SOURCES += [
--    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/lattice_armv7.S",
--    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/pitch_filter_armv6.S"
--]
--
--if not CONFIG["MOZ_DEBUG"]:
--
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
--    DEFINES["NDEBUG"] = True
--    DEFINES["NVALGRIND"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1":
--
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
--    DEFINES["_DEBUG"] = True
+ Library("isac_bwinfo_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/isac_vad_gn/moz.build third_party/libwebrtc/modules/audio_coding/isac_vad_gn/moz.build
+index 86f566663ad5..dbed4ddcb476 100644
+--- third_party/libwebrtc/modules/audio_coding/isac_vad_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/isac_vad_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -46,175 +55,32 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
@@ -33623,12 +35650,20 @@ index 2e44cd30b17e..000000000000
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "android_support",
--        "log",
--        "unwind"
--    ]
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
@@ -33637,358 +35672,171 @@ index 2e44cd30b17e..000000000000
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
--if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["USE_X11"] = "1"
--
--Library("isac_fix_c_arm_asm_gn")
-diff --git third_party/libwebrtc/modules/audio_coding/isac_fix_c_gn/moz.build third_party/libwebrtc/modules/audio_coding/isac_fix_c_gn/moz.build
-deleted file mode 100644
-index ad5cffa07f76..000000000000
---- third_party/libwebrtc/modules/audio_coding/isac_fix_c_gn/moz.build
-+++ /dev/null
-@@ -1,118 +0,0 @@
--# This Source Code Form is subject to the terms of the Mozilla Public
--# License, v. 2.0. If a copy of the MPL was not distributed with this
--# file, You can obtain one at http://mozilla.org/MPL/2.0/.
--
--
--  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
--  ### DO NOT edit it by hand.                                       ###
--
--CFLAGS += [
--    "-mfpu=neon"
--]
--
--COMPILE_FLAGS["OS_INCLUDES"] = []
--AllowCompilerWarnings()
--
--DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
--DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
--DEFINES["RTC_ENABLE_VP9"] = True
--DEFINES["WEBRTC_ARCH_ARM"] = True
--DEFINES["WEBRTC_ARCH_ARM_V7"] = True
--DEFINES["WEBRTC_ENABLE_AVX2"] = True
--DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
--DEFINES["WEBRTC_HAS_NEON"] = True
--DEFINES["WEBRTC_LIBRARY_IMPL"] = True
--DEFINES["WEBRTC_LINUX"] = True
--DEFINES["WEBRTC_MOZILLA_BUILD"] = True
--DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
--DEFINES["WEBRTC_POSIX"] = True
--DEFINES["_GNU_SOURCE"] = True
--DEFINES["__STDC_CONSTANT_MACROS"] = True
--DEFINES["__STDC_FORMAT_MACROS"] = True
--
--FINAL_LIBRARY = "webrtc"
--
--
--LOCAL_INCLUDES += [
--    "!/ipc/ipdl/_ipdlheaders",
--    "/ipc/chromium/src",
--    "/third_party/libwebrtc/",
--    "/third_party/libwebrtc/third_party/abseil-cpp/",
--    "/tools/profiler/public"
--]
--
--SOURCES += [
--    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/decode_plc.c",
--    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/lpc_masking_model.c",
--    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/pitch_filter.c"
--]
--
--UNIFIED_SOURCES += [
--    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/arith_routines.c",
--    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/arith_routines_hist.c",
--    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/arith_routines_logist.c",
--    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/bandwidth_estimator.c",
--    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/decode.c",
--    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/decode_bwe.c",
--    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/encode.c",
--    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/entropy_coding.c",
--    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/filterbank_tables.c",
--    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/filterbanks.c",
--    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/filters.c",
--    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/initialize.c",
--    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/isacfix.c",
--    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/lattice.c",
--    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/lpc_tables.c",
--    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/pitch_estimator.c",
--    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/pitch_estimator_c.c",
--    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/pitch_gain_tables.c",
--    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/pitch_lag_tables.c",
--    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/spectrum_ar_model_tables.c",
--    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/transform.c"
--]
--
--if not CONFIG["MOZ_DEBUG"]:
--
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
--    DEFINES["NDEBUG"] = True
--    DEFINES["NVALGRIND"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1":
--
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["ANDROID"] = True
--    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
--    DEFINES["HAVE_SYS_UIO_H"] = True
--    DEFINES["WEBRTC_ANDROID"] = True
--    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--
--    OS_LIBS += [
--        "android_support",
--        "log",
--        "unwind"
--    ]
--
--if CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["OS_TARGET"] == "OpenBSD":
 -
--    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_UDEV"] = True
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
--if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["USE_X11"] = "1"
--
--Library("isac_fix_c_gn")
-diff --git third_party/libwebrtc/modules/audio_coding/isac_fix_common_gn/moz.build third_party/libwebrtc/modules/audio_coding/isac_fix_common_gn/moz.build
-deleted file mode 100644
-index bbb4268d355c..000000000000
---- third_party/libwebrtc/modules/audio_coding/isac_fix_common_gn/moz.build
-+++ /dev/null
-@@ -1,93 +0,0 @@
--# This Source Code Form is subject to the terms of the Mozilla Public
--# License, v. 2.0. If a copy of the MPL was not distributed with this
--# file, You can obtain one at http://mozilla.org/MPL/2.0/.
--
+-if CONFIG["OS_TARGET"] == "WINNT":
 -
--  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
--  ### DO NOT edit it by hand.                                       ###
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
 -
--CFLAGS += [
--    "-mfpu=neon"
--]
+-    CFLAGS += [
+-        "-mfpu=neon"
+-    ]
 -
--COMPILE_FLAGS["OS_INCLUDES"] = []
--AllowCompilerWarnings()
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
 -
--DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
--DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
--DEFINES["RTC_ENABLE_VP9"] = True
--DEFINES["WEBRTC_ARCH_ARM"] = True
--DEFINES["WEBRTC_ARCH_ARM_V7"] = True
--DEFINES["WEBRTC_ENABLE_AVX2"] = True
--DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
--DEFINES["WEBRTC_HAS_NEON"] = True
--DEFINES["WEBRTC_LIBRARY_IMPL"] = True
--DEFINES["WEBRTC_LINUX"] = True
--DEFINES["WEBRTC_MOZILLA_BUILD"] = True
--DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
--DEFINES["WEBRTC_POSIX"] = True
--DEFINES["_GNU_SOURCE"] = True
--DEFINES["__STDC_CONSTANT_MACROS"] = True
--DEFINES["__STDC_FORMAT_MACROS"] = True
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
 -
--FINAL_LIBRARY = "webrtc"
+-if CONFIG["CPU_ARCH"] == "mips64":
 -
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
--LOCAL_INCLUDES += [
--    "!/ipc/ipdl/_ipdlheaders",
--    "/ipc/chromium/src",
--    "/third_party/libwebrtc/",
--    "/third_party/libwebrtc/third_party/abseil-cpp/",
--    "/tools/profiler/public"
--]
+-if CONFIG["CPU_ARCH"] == "x86_64":
 -
--UNIFIED_SOURCES += [
--    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/fft.c",
--    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/transform_tables.c"
--]
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
--if not CONFIG["MOZ_DEBUG"]:
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
--    DEFINES["NDEBUG"] = True
--    DEFINES["NVALGRIND"] = True
+-    DEFINES["_DEBUG"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1":
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -    DEFINES["_DEBUG"] = True
 -
--if CONFIG["OS_TARGET"] == "Android":
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["ANDROID"] = True
--    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
--    DEFINES["HAVE_SYS_UIO_H"] = True
--    DEFINES["WEBRTC_ANDROID"] = True
--    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["_DEBUG"] = True
 -
--    OS_LIBS += [
--        "android_support",
--        "log",
--        "unwind"
--    ]
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
--if CONFIG["OS_TARGET"] == "Linux":
+-    DEFINES["_DEBUG"] = True
 -
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_NSS_CERTS"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_UDEV"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
--    OS_LIBS += [
--        "rt"
--    ]
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
--Library("isac_fix_common_gn")
-diff --git third_party/libwebrtc/modules/audio_coding/isac_fix_gn/moz.build third_party/libwebrtc/modules/audio_coding/isac_fix_gn/moz.build
-deleted file mode 100644
-index afe4e88ce197..000000000000
---- third_party/libwebrtc/modules/audio_coding/isac_fix_gn/moz.build
-+++ /dev/null
-@@ -1,93 +0,0 @@
--# This Source Code Form is subject to the terms of the Mozilla Public
--# License, v. 2.0. If a copy of the MPL was not distributed with this
--# file, You can obtain one at http://mozilla.org/MPL/2.0/.
--
--
--  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
--  ### DO NOT edit it by hand.                                       ###
--
--COMPILE_FLAGS["OS_INCLUDES"] = []
--AllowCompilerWarnings()
--
--CXXFLAGS += [
--    "-mfpu=neon"
--]
--
--DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
--DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
--DEFINES["RTC_ENABLE_VP9"] = True
--DEFINES["WEBRTC_ARCH_ARM"] = True
--DEFINES["WEBRTC_ARCH_ARM_V7"] = True
--DEFINES["WEBRTC_ENABLE_AVX2"] = True
--DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
--DEFINES["WEBRTC_HAS_NEON"] = True
--DEFINES["WEBRTC_LIBRARY_IMPL"] = True
--DEFINES["WEBRTC_LINUX"] = True
--DEFINES["WEBRTC_MOZILLA_BUILD"] = True
--DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
--DEFINES["WEBRTC_POSIX"] = True
--DEFINES["_GNU_SOURCE"] = True
--DEFINES["__STDC_CONSTANT_MACROS"] = True
--DEFINES["__STDC_FORMAT_MACROS"] = True
--
--FINAL_LIBRARY = "webrtc"
--
--
--LOCAL_INCLUDES += [
--    "!/ipc/ipdl/_ipdlheaders",
--    "/ipc/chromium/src",
--    "/third_party/libwebrtc/",
--    "/third_party/libwebrtc/third_party/abseil-cpp/",
--    "/tools/profiler/public"
--]
--
--UNIFIED_SOURCES += [
--    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/audio_decoder_isacfix.cc",
--    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/audio_encoder_isacfix.cc"
--]
--
--if not CONFIG["MOZ_DEBUG"]:
--
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
--    DEFINES["NDEBUG"] = True
--    DEFINES["NVALGRIND"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1":
--
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["ANDROID"] = True
--    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
--    DEFINES["HAVE_SYS_UIO_H"] = True
--    DEFINES["WEBRTC_ANDROID"] = True
--    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
 -        "android_support",
--        "log",
 -        "unwind"
 -    ]
 -
--if CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_NSS_CERTS"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_UDEV"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
--        "rt"
+-        "android_support"
 -    ]
 -
--if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["USE_X11"] = "1"
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
 -
--Library("isac_fix_gn")
-diff --git third_party/libwebrtc/modules/audio_coding/isac_gn/moz.build third_party/libwebrtc/modules/audio_coding/isac_gn/moz.build
-index 5e75a5ca4ff8..3426e6b4d6c6 100644
---- third_party/libwebrtc/modules/audio_coding/isac_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_coding/isac_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("isac_vad_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/legacy_encoded_audio_frame_gn/moz.build third_party/libwebrtc/modules/audio_coding/legacy_encoded_audio_frame_gn/moz.build
+index b642ffbe952b..9c04c9bb3900 100644
+--- third_party/libwebrtc/modules/audio_coding/legacy_encoded_audio_frame_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/legacy_encoded_audio_frame_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -33997,7 +35845,7 @@ index 5e75a5ca4ff8..3426e6b4d6c6 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -42,151 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -34009,7 +35857,6 @@ index 5e75a5ca4ff8..3426e6b4d6c6 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -34022,7 +35869,6 @@ index 5e75a5ca4ff8..3426e6b4d6c6 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -34045,18 +35891,12 @@ index 5e75a5ca4ff8..3426e6b4d6c6 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "m",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -34072,7 +35912,6 @@ index 5e75a5ca4ff8..3426e6b4d6c6 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -34092,9 +35931,6 @@ index 5e75a5ca4ff8..3426e6b4d6c6 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -34104,172 +35940,118 @@ index 5e75a5ca4ff8..3426e6b4d6c6 100644
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-if CONFIG["CPU_ARCH"] == "arm":
 -
--    DEFINES["_DEBUG"] = True
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
 -
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
--
--    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
--
--if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ if CONFIG["CPU_ARCH"] == "mips32":
  
-     DEFINES["USE_X11"] = "1"
- 
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
--
--    OS_LIBS += [
--        "android_support"
--    ]
--
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["CPU_ARCH"] == "mips64":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
- Library("isac_gn")
-diff --git third_party/libwebrtc/modules/audio_coding/isac_neon_gn/moz.build third_party/libwebrtc/modules/audio_coding/isac_neon_gn/moz.build
-deleted file mode 100644
-index d260776887bf..000000000000
---- third_party/libwebrtc/modules/audio_coding/isac_neon_gn/moz.build
-+++ /dev/null
-@@ -1,96 +0,0 @@
--# This Source Code Form is subject to the terms of the Mozilla Public
--# License, v. 2.0. If a copy of the MPL was not distributed with this
--# file, You can obtain one at http://mozilla.org/MPL/2.0/.
 -
+-if CONFIG["CPU_ARCH"] == "x86_64":
 -
--  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
--  ### DO NOT edit it by hand.                                       ###
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
--CFLAGS += [
--    "-mfpu=neon"
--]
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
--COMPILE_FLAGS["OS_INCLUDES"] = []
--AllowCompilerWarnings()
+-    DEFINES["_DEBUG"] = True
 -
--DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
--DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
--DEFINES["RTC_ENABLE_VP9"] = True
--DEFINES["WEBRTC_ARCH_ARM"] = True
--DEFINES["WEBRTC_ARCH_ARM_V7"] = True
--DEFINES["WEBRTC_ENABLE_AVX2"] = True
--DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
--DEFINES["WEBRTC_HAS_NEON"] = True
--DEFINES["WEBRTC_LIBRARY_IMPL"] = True
--DEFINES["WEBRTC_LINUX"] = True
--DEFINES["WEBRTC_MOZILLA_BUILD"] = True
--DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
--DEFINES["WEBRTC_POSIX"] = True
--DEFINES["_GNU_SOURCE"] = True
--DEFINES["__STDC_CONSTANT_MACROS"] = True
--DEFINES["__STDC_FORMAT_MACROS"] = True
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
--FINAL_LIBRARY = "webrtc"
+-    DEFINES["_DEBUG"] = True
 -
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
--LOCAL_INCLUDES += [
--    "!/ipc/ipdl/_ipdlheaders",
--    "/ipc/chromium/src",
--    "/third_party/libwebrtc/",
--    "/third_party/libwebrtc/third_party/abseil-cpp/",
--    "/tools/profiler/public"
--]
+-    DEFINES["_DEBUG"] = True
 -
--UNIFIED_SOURCES += [
--    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/entropy_coding_neon.c",
--    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/filterbanks_neon.c",
--    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/filters_neon.c",
--    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/lattice_neon.c",
--    "/third_party/libwebrtc/modules/audio_coding/codecs/isac/fix/source/transform_neon.c"
--]
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
--if not CONFIG["MOZ_DEBUG"]:
+-    DEFINES["_DEBUG"] = True
 -
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
--    DEFINES["NDEBUG"] = True
--    DEFINES["NVALGRIND"] = True
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
--if CONFIG["MOZ_DEBUG"] == "1":
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
--    DEFINES["_DEBUG"] = True
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
--if CONFIG["OS_TARGET"] == "Android":
+-    DEFINES["USE_X11"] = "1"
 -
--    DEFINES["ANDROID"] = True
--    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
--    DEFINES["HAVE_SYS_UIO_H"] = True
--    DEFINES["WEBRTC_ANDROID"] = True
--    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
 -        "android_support",
--        "log",
 -        "unwind"
 -    ]
 -
--if CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_NSS_CERTS"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_UDEV"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
--        "rt"
+-        "android_support"
 -    ]
 -
--if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["USE_X11"] = "1"
+-    DEFINES["_GNU_SOURCE"] = True
 -
--Library("isac_neon_gn")
-diff --git third_party/libwebrtc/modules/audio_coding/isac_vad_gn/moz.build third_party/libwebrtc/modules/audio_coding/isac_vad_gn/moz.build
-index 2769ce21ffca..33b4dbcde38f 100644
---- third_party/libwebrtc/modules/audio_coding/isac_vad_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_coding/isac_vad_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("legacy_encoded_audio_frame_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/neteq_gn/moz.build third_party/libwebrtc/modules/audio_coding/neteq_gn/moz.build
+index 823aea6ddaa0..ecf6b3b2fde3 100644
+--- third_party/libwebrtc/modules/audio_coding/neteq_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/neteq_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -34278,7 +36060,7 @@ index 2769ce21ffca..33b4dbcde38f 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -44,157 +54,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -78,190 +87,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -34290,16 +36072,18 @@ index 2769ce21ffca..33b4dbcde38f 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -34322,13 +36106,16 @@ index 2769ce21ffca..33b4dbcde38f 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -34344,7 +36131,6 @@ index 2769ce21ffca..33b4dbcde38f 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -34362,6 +36148,13 @@ index 2769ce21ffca..33b4dbcde38f 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -34371,13 +36164,31 @@ index 2769ce21ffca..33b4dbcde38f 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CFLAGS += [
+-    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -34400,10 +36211,9 @@ index 2769ce21ffca..33b4dbcde38f 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -34413,48 +36223,57 @@ index 2769ce21ffca..33b4dbcde38f 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("isac_vad_gn")
-diff --git third_party/libwebrtc/modules/audio_coding/legacy_encoded_audio_frame_gn/moz.build third_party/libwebrtc/modules/audio_coding/legacy_encoded_audio_frame_gn/moz.build
-index 81572e410402..59bbb7146249 100644
---- third_party/libwebrtc/modules/audio_coding/legacy_encoded_audio_frame_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_coding/legacy_encoded_audio_frame_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("neteq_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/pcm16b_c_gn/moz.build third_party/libwebrtc/modules/audio_coding/pcm16b_c_gn/moz.build
+index 54863e95aee7..936368e4205a 100644
+--- third_party/libwebrtc/modules/audio_coding/pcm16b_c_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/pcm16b_c_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -34463,7 +36282,7 @@ index 81572e410402..59bbb7146249 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,175 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -34475,20 +36294,14 @@ index 81572e410402..59bbb7146249 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -34517,7 +36330,6 @@ index 81572e410402..59bbb7146249 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -34533,7 +36345,6 @@ index 81572e410402..59bbb7146249 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -34551,10 +36362,6 @@ index 81572e410402..59bbb7146249 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -34564,13 +36371,31 @@ index 81572e410402..59bbb7146249 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
+-    CFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -34593,10 +36418,9 @@ index 81572e410402..59bbb7146249 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -34606,48 +36430,57 @@ index 81572e410402..59bbb7146249 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("legacy_encoded_audio_frame_gn")
-diff --git third_party/libwebrtc/modules/audio_coding/neteq_gn/moz.build third_party/libwebrtc/modules/audio_coding/neteq_gn/moz.build
-index 032a190b0afc..603b0dd150aa 100644
---- third_party/libwebrtc/modules/audio_coding/neteq_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_coding/neteq_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("pcm16b_c_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/pcm16b_gn/moz.build third_party/libwebrtc/modules/audio_coding/pcm16b_gn/moz.build
+index afee108cb3a1..436a0dda6fd4 100644
+--- third_party/libwebrtc/modules/audio_coding/pcm16b_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/pcm16b_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -34656,7 +36489,7 @@ index 032a190b0afc..603b0dd150aa 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -76,172 +86,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -45,183 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -34668,7 +36501,6 @@ index 032a190b0afc..603b0dd150aa 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -34681,7 +36513,6 @@ index 032a190b0afc..603b0dd150aa 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -34704,17 +36535,12 @@ index 032a190b0afc..603b0dd150aa 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -34730,7 +36556,6 @@ index 032a190b0afc..603b0dd150aa 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -34750,9 +36575,6 @@ index 032a190b0afc..603b0dd150aa 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -34771,6 +36593,24 @@ index 032a190b0afc..603b0dd150aa 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -34793,10 +36633,9 @@ index 032a190b0afc..603b0dd150aa 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -34806,48 +36645,57 @@ index 032a190b0afc..603b0dd150aa 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("neteq_gn")
-diff --git third_party/libwebrtc/modules/audio_coding/pcm16b_c_gn/moz.build third_party/libwebrtc/modules/audio_coding/pcm16b_c_gn/moz.build
-index 4828d70c9e23..7190eb22b813 100644
---- third_party/libwebrtc/modules/audio_coding/pcm16b_c_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_coding/pcm16b_c_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("pcm16b_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/red_gn/moz.build third_party/libwebrtc/modules/audio_coding/red_gn/moz.build
+index c4fa5c8bc4fe..7be902bc7b5d 100644
+--- third_party/libwebrtc/modules/audio_coding/red_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/red_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -34856,7 +36704,7 @@ index 4828d70c9e23..7190eb22b813 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,157 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,190 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -34868,16 +36716,18 @@ index 4828d70c9e23..7190eb22b813 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -34900,13 +36750,16 @@ index 4828d70c9e23..7190eb22b813 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -34922,7 +36775,6 @@ index 4828d70c9e23..7190eb22b813 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -34940,6 +36792,13 @@ index 4828d70c9e23..7190eb22b813 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -34949,13 +36808,31 @@ index 4828d70c9e23..7190eb22b813 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CFLAGS += [
+-    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -34978,10 +36855,9 @@ index 4828d70c9e23..7190eb22b813 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -34991,48 +36867,57 @@ index 4828d70c9e23..7190eb22b813 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("pcm16b_c_gn")
-diff --git third_party/libwebrtc/modules/audio_coding/pcm16b_gn/moz.build third_party/libwebrtc/modules/audio_coding/pcm16b_gn/moz.build
-index be33178a5cab..89f2de84107b 100644
---- third_party/libwebrtc/modules/audio_coding/pcm16b_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_coding/pcm16b_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("red_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/webrtc_cng_gn/moz.build third_party/libwebrtc/modules/audio_coding/webrtc_cng_gn/moz.build
+index 4a9c24069e74..ea61654f618e 100644
+--- third_party/libwebrtc/modules/audio_coding/webrtc_cng_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/webrtc_cng_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -35041,7 +36926,7 @@ index be33178a5cab..89f2de84107b 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -43,165 +53,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,190 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -35053,7 +36938,6 @@ index be33178a5cab..89f2de84107b 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -35066,7 +36950,6 @@ index be33178a5cab..89f2de84107b 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -35089,13 +36972,16 @@ index be33178a5cab..89f2de84107b 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -35111,7 +36997,6 @@ index be33178a5cab..89f2de84107b 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -35131,6 +37016,9 @@ index be33178a5cab..89f2de84107b 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -35149,6 +37037,24 @@ index be33178a5cab..89f2de84107b 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -35171,10 +37077,9 @@ index be33178a5cab..89f2de84107b 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -35184,48 +37089,60 @@ index be33178a5cab..89f2de84107b 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("pcm16b_gn")
-diff --git third_party/libwebrtc/modules/audio_coding/red_gn/moz.build third_party/libwebrtc/modules/audio_coding/red_gn/moz.build
-index 8b44f5f5edb7..c49e1b3e083d 100644
---- third_party/libwebrtc/modules/audio_coding/red_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_coding/red_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("webrtc_cng_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/webrtc_multiopus_gn/moz.build third_party/libwebrtc/modules/audio_coding/webrtc_multiopus_gn/moz.build
+index 99ea47c13acc..1edab76c795b 100644
+--- third_party/libwebrtc/modules/audio_coding/webrtc_multiopus_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/webrtc_multiopus_gn/moz.build
+@@ -12,6 +12,9 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_CODEC_ILBC"] = True
+ DEFINES["WEBRTC_CODEC_OPUS"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
- DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+@@ -19,7 +22,13 @@ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+ DEFINES["WEBRTC_OPUS_SUPPORT_120MS_PTIME"] = "1"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -35234,7 +37151,7 @@ index 8b44f5f5edb7..c49e1b3e083d 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -48,183 +57,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -35246,7 +37163,6 @@ index 8b44f5f5edb7..c49e1b3e083d 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -35259,7 +37175,6 @@ index 8b44f5f5edb7..c49e1b3e083d 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -35282,17 +37197,12 @@ index 8b44f5f5edb7..c49e1b3e083d 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -35308,7 +37218,6 @@ index 8b44f5f5edb7..c49e1b3e083d 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -35328,9 +37237,6 @@ index 8b44f5f5edb7..c49e1b3e083d 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -35349,6 +37255,24 @@ index 8b44f5f5edb7..c49e1b3e083d 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -35371,10 +37295,9 @@ index 8b44f5f5edb7..c49e1b3e083d 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -35384,48 +37307,60 @@ index 8b44f5f5edb7..c49e1b3e083d 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("red_gn")
-diff --git third_party/libwebrtc/modules/audio_coding/webrtc_cng_gn/moz.build third_party/libwebrtc/modules/audio_coding/webrtc_cng_gn/moz.build
-index 8ff29da0a21b..89de01b4ab03 100644
---- third_party/libwebrtc/modules/audio_coding/webrtc_cng_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_coding/webrtc_cng_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("webrtc_multiopus_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/webrtc_opus_gn/moz.build third_party/libwebrtc/modules/audio_coding/webrtc_opus_gn/moz.build
+index 49fb552b0d38..bdf1cbbf4c27 100644
+--- third_party/libwebrtc/modules/audio_coding/webrtc_opus_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/webrtc_opus_gn/moz.build
+@@ -12,6 +12,9 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_CODEC_ILBC"] = True
+ DEFINES["WEBRTC_CODEC_OPUS"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
- DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+@@ -19,7 +22,13 @@ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+ DEFINES["WEBRTC_OPUS_SUPPORT_120MS_PTIME"] = "1"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -35434,7 +37369,7 @@ index 8ff29da0a21b..89de01b4ab03 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -48,190 +57,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -35446,7 +37381,6 @@ index 8ff29da0a21b..89de01b4ab03 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -35459,7 +37393,6 @@ index 8ff29da0a21b..89de01b4ab03 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -35492,7 +37425,6 @@ index 8ff29da0a21b..89de01b4ab03 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -35508,7 +37440,6 @@ index 8ff29da0a21b..89de01b4ab03 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -35549,6 +37480,24 @@ index 8ff29da0a21b..89de01b4ab03 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -35571,10 +37520,9 @@ index 8ff29da0a21b..89de01b4ab03 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -35584,36 +37532,45 @@ index 8ff29da0a21b..89de01b4ab03 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("webrtc_cng_gn")
-diff --git third_party/libwebrtc/modules/audio_coding/webrtc_multiopus_gn/moz.build third_party/libwebrtc/modules/audio_coding/webrtc_multiopus_gn/moz.build
-index ba2537bee593..cc3840777570 100644
---- third_party/libwebrtc/modules/audio_coding/webrtc_multiopus_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_coding/webrtc_multiopus_gn/moz.build
-@@ -12,13 +12,24 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("webrtc_opus_gn")
+diff --git third_party/libwebrtc/modules/audio_coding/webrtc_opus_wrapper_gn/moz.build third_party/libwebrtc/modules/audio_coding/webrtc_opus_wrapper_gn/moz.build
+index 20e1d37306c9..604d2ff1160d 100644
+--- third_party/libwebrtc/modules/audio_coding/webrtc_opus_wrapper_gn/moz.build
++++ third_party/libwebrtc/modules/audio_coding/webrtc_opus_wrapper_gn/moz.build
+@@ -12,6 +12,9 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
@@ -35621,15 +37578,14 @@ index ba2537bee593..cc3840777570 100644
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
  DEFINES["WEBRTC_CODEC_ILBC"] = True
-+DEFINES["WEBRTC_CODEC_ISAC"] = True
  DEFINES["WEBRTC_CODEC_OPUS"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
- DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+@@ -19,7 +22,13 @@ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
  DEFINES["WEBRTC_OPUS_SUPPORT_120MS_PTIME"] = "1"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -35638,7 +37594,7 @@ index ba2537bee593..cc3840777570 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -46,186 +57,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -47,183 +56,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -35650,7 +37606,6 @@ index ba2537bee593..cc3840777570 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -35663,8 +37618,6 @@ index ba2537bee593..cc3840777570 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_CODEC_ISAC"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -35693,8 +37646,6 @@ index ba2537bee593..cc3840777570 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_CODEC_ISAC"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -35710,8 +37661,6 @@ index ba2537bee593..cc3840777570 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_CODEC_ISAC"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -35748,12 +37697,25 @@ index ba2537bee593..cc3840777570 100644
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
--    DEFINES["WEBRTC_CODEC_ISACFX"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
--if CONFIG["CPU_ARCH"] == "ppc64":
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
 -
--    DEFINES["WEBRTC_CODEC_ISAC"] = True
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -35776,13 +37738,8 @@ index ba2537bee593..cc3840777570 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Android":
 -
--    DEFINES["WEBRTC_CODEC_ISAC"] = True
+-    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -35793,61 +37750,57 @@ index ba2537bee593..cc3840777570 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
--    DEFINES["WEBRTC_CODEC_ISAC"] = True
--
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["WEBRTC_CODEC_ISAC"] = True
--
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_CODEC_ISAC"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_CODEC_ISAC"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_CODEC_ISAC"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("webrtc_multiopus_gn")
-diff --git third_party/libwebrtc/modules/audio_coding/webrtc_opus_gn/moz.build third_party/libwebrtc/modules/audio_coding/webrtc_opus_gn/moz.build
-index 214294646eb4..e9e8cb129053 100644
---- third_party/libwebrtc/modules/audio_coding/webrtc_opus_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_coding/webrtc_opus_gn/moz.build
-@@ -12,13 +12,24 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("webrtc_opus_wrapper_gn")
+diff --git third_party/libwebrtc/modules/audio_device/audio_device_gn/moz.build third_party/libwebrtc/modules/audio_device/audio_device_gn/moz.build
+index 40ed29f25814..101e685fa20c 100644
+--- third_party/libwebrtc/modules/audio_device/audio_device_gn/moz.build
++++ third_party/libwebrtc/modules/audio_device/audio_device_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
- DEFINES["WEBRTC_CODEC_ILBC"] = True
-+DEFINES["WEBRTC_CODEC_ISAC"] = True
- DEFINES["WEBRTC_CODEC_OPUS"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
- DEFINES["WEBRTC_OPUS_SUPPORT_120MS_PTIME"] = "1"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -35856,7 +37809,7 @@ index 214294646eb4..e9e8cb129053 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -46,193 +57,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -35868,21 +37821,14 @@ index 214294646eb4..e9e8cb129053 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_CODEC_ISAC"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -35905,18 +37851,12 @@ index 214294646eb4..e9e8cb129053 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_CODEC_ISAC"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -35932,8 +37872,6 @@ index 214294646eb4..e9e8cb129053 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_CODEC_ISAC"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -35951,13 +37889,6 @@ index 214294646eb4..e9e8cb129053 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -35967,19 +37898,26 @@ index 214294646eb4..e9e8cb129053 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
--    DEFINES["WEBRTC_CODEC_ISACFX"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
--if CONFIG["CPU_ARCH"] == "ppc64":
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
 -
--    DEFINES["WEBRTC_CODEC_ISAC"] = True
+-if CONFIG["CPU_ARCH"] == "mips64":
 -
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -36005,10 +37943,6 @@ index 214294646eb4..e9e8cb129053 100644
  
      DEFINES["USE_X11"] = "1"
  
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["WEBRTC_CODEC_ISAC"] = True
--
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -36018,61 +37952,44 @@ index 214294646eb4..e9e8cb129053 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
--    DEFINES["WEBRTC_CODEC_ISAC"] = True
--
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["WEBRTC_CODEC_ISAC"] = True
--
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_CODEC_ISAC"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_CODEC_ISAC"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_CODEC_ISAC"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("webrtc_opus_gn")
-diff --git third_party/libwebrtc/modules/audio_coding/webrtc_opus_wrapper_gn/moz.build third_party/libwebrtc/modules/audio_coding/webrtc_opus_wrapper_gn/moz.build
-index 5a26300ac81a..3bbddabdfdf2 100644
---- third_party/libwebrtc/modules/audio_coding/webrtc_opus_wrapper_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_coding/webrtc_opus_wrapper_gn/moz.build
-@@ -12,13 +12,24 @@ AllowCompilerWarnings()
+ Library("audio_device_gn")
+diff --git third_party/libwebrtc/modules/audio_mixer/audio_frame_manipulator_gn/moz.build third_party/libwebrtc/modules/audio_mixer/audio_frame_manipulator_gn/moz.build
+index c6a45f9a3761..f1359947dd44 100644
+--- third_party/libwebrtc/modules/audio_mixer/audio_frame_manipulator_gn/moz.build
++++ third_party/libwebrtc/modules/audio_mixer/audio_frame_manipulator_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
- DEFINES["WEBRTC_CODEC_ILBC"] = True
-+DEFINES["WEBRTC_CODEC_ISAC"] = True
- DEFINES["WEBRTC_CODEC_OPUS"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
- DEFINES["WEBRTC_OPUS_SUPPORT_120MS_PTIME"] = "1"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -36081,7 +37998,7 @@ index 5a26300ac81a..3bbddabdfdf2 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -45,186 +56,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,190 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -36093,7 +38010,6 @@ index 5a26300ac81a..3bbddabdfdf2 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -36106,8 +38022,6 @@ index 5a26300ac81a..3bbddabdfdf2 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_CODEC_ISAC"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -36130,14 +38044,16 @@ index 5a26300ac81a..3bbddabdfdf2 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_CODEC_ISAC"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -36153,8 +38069,6 @@ index 5a26300ac81a..3bbddabdfdf2 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_CODEC_ISAC"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -36174,6 +38088,9 @@ index 5a26300ac81a..3bbddabdfdf2 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -36191,12 +38108,25 @@ index 5a26300ac81a..3bbddabdfdf2 100644
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
--    DEFINES["WEBRTC_CODEC_ISACFX"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
--if CONFIG["CPU_ARCH"] == "ppc64":
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
--    DEFINES["WEBRTC_CODEC_ISAC"] = True
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -36219,13 +38149,8 @@ index 5a26300ac81a..3bbddabdfdf2 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Android":
 -
--    DEFINES["WEBRTC_CODEC_ISAC"] = True
+-    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -36236,57 +38161,58 @@ index 5a26300ac81a..3bbddabdfdf2 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
--    DEFINES["WEBRTC_CODEC_ISAC"] = True
--
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["WEBRTC_CODEC_ISAC"] = True
--
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_CODEC_ISAC"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_CODEC_ISAC"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_CODEC_ISAC"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("webrtc_opus_wrapper_gn")
-diff --git third_party/libwebrtc/modules/audio_device/audio_device_api_gn/moz.build third_party/libwebrtc/modules/audio_device/audio_device_api_gn/moz.build
-index 5daa3d21332b..0e4605d56d31 100644
---- third_party/libwebrtc/modules/audio_device/audio_device_api_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_device/audio_device_api_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("audio_frame_manipulator_gn")
+diff --git third_party/libwebrtc/modules/audio_mixer/audio_mixer_impl_gn/moz.build third_party/libwebrtc/modules/audio_mixer/audio_mixer_impl_gn/moz.build
+index 32a47e6b064d..44ff455cc768 100644
+--- third_party/libwebrtc/modules/audio_mixer/audio_mixer_impl_gn/moz.build
++++ third_party/libwebrtc/modules/audio_mixer/audio_mixer_impl_gn/moz.build
+@@ -12,12 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
+ DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -36295,7 +38221,7 @@ index 5daa3d21332b..0e4605d56d31 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -46,190 +55,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -36307,7 +38233,6 @@ index 5daa3d21332b..0e4605d56d31 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -36320,7 +38245,6 @@ index 5daa3d21332b..0e4605d56d31 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -36343,13 +38267,16 @@ index 5daa3d21332b..0e4605d56d31 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -36365,7 +38292,6 @@ index 5daa3d21332b..0e4605d56d31 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -36383,6 +38309,13 @@ index 5daa3d21332b..0e4605d56d31 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -36392,9 +38325,31 @@ index 5daa3d21332b..0e4605d56d31 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -36417,10 +38372,9 @@ index 5daa3d21332b..0e4605d56d31 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -36430,48 +38384,57 @@ index 5daa3d21332b..0e4605d56d31 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("audio_device_api_gn")
-diff --git third_party/libwebrtc/modules/audio_device/audio_device_buffer_gn/moz.build third_party/libwebrtc/modules/audio_device/audio_device_buffer_gn/moz.build
-index 30a6f5a256ac..0fc29d8e9af1 100644
---- third_party/libwebrtc/modules/audio_device/audio_device_buffer_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_device/audio_device_buffer_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("audio_mixer_impl_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/aec3/adaptive_fir_filter_erl_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/adaptive_fir_filter_erl_gn/moz.build
+index 60ecc93ab967..556de6ede5e6 100644
+--- third_party/libwebrtc/modules/audio_processing/aec3/adaptive_fir_filter_erl_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/aec3/adaptive_fir_filter_erl_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -36480,7 +38443,7 @@ index 30a6f5a256ac..0fc29d8e9af1 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -42,172 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,107 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -36492,7 +38455,6 @@ index 30a6f5a256ac..0fc29d8e9af1 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -36505,7 +38467,6 @@ index 30a6f5a256ac..0fc29d8e9af1 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -36528,17 +38489,12 @@ index 30a6f5a256ac..0fc29d8e9af1 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -36554,7 +38510,6 @@ index 30a6f5a256ac..0fc29d8e9af1 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -36572,13 +38527,6 @@ index 30a6f5a256ac..0fc29d8e9af1 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -36588,14 +38536,26 @@ index 30a6f5a256ac..0fc29d8e9af1 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -149,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -36636,42 +38596,38 @@ index 30a6f5a256ac..0fc29d8e9af1 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("audio_device_buffer_gn")
-diff --git third_party/libwebrtc/modules/audio_device/audio_device_default_gn/moz.build third_party/libwebrtc/modules/audio_device/audio_device_default_gn/moz.build
-index c8db0272c603..9a67c799ec06 100644
---- third_party/libwebrtc/modules/audio_device/audio_device_default_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_device/audio_device_default_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("adaptive_fir_filter_erl_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/aec3/adaptive_fir_filter_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/adaptive_fir_filter_gn/moz.build
+index fd78a435604d..aed93b9c682d 100644
+--- third_party/libwebrtc/modules/audio_processing/aec3/adaptive_fir_filter_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/aec3/adaptive_fir_filter_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -36680,7 +38636,7 @@ index c8db0272c603..9a67c799ec06 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,118 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -36692,7 +38648,6 @@ index c8db0272c603..9a67c799ec06 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -36705,7 +38660,6 @@ index c8db0272c603..9a67c799ec06 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -36728,13 +38682,16 @@ index c8db0272c603..9a67c799ec06 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -36750,7 +38707,6 @@ index c8db0272c603..9a67c799ec06 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -36768,6 +38724,13 @@ index c8db0272c603..9a67c799ec06 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -36781,6 +38744,22 @@ index c8db0272c603..9a67c799ec06 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -160,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -36821,42 +38800,40 @@ index c8db0272c603..9a67c799ec06 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("audio_device_default_gn")
-diff --git third_party/libwebrtc/modules/audio_device/audio_device_generic_gn/moz.build third_party/libwebrtc/modules/audio_device/audio_device_generic_gn/moz.build
-index cb0ddf1b0519..d4bb4133fdc5 100644
---- third_party/libwebrtc/modules/audio_device/audio_device_generic_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_device/audio_device_generic_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("adaptive_fir_filter_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn/moz.build
+index 6f67bd6fad7f..301dd09d6644 100644
+--- third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn/moz.build
+@@ -17,13 +17,22 @@ CXXFLAGS += [
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
+ DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -36865,7 +38842,7 @@ index cb0ddf1b0519..d4bb4133fdc5 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -54,137 +63,16 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -36877,7 +38854,6 @@ index cb0ddf1b0519..d4bb4133fdc5 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -36890,7 +38866,6 @@ index cb0ddf1b0519..d4bb4133fdc5 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -36908,6 +38883,7 @@ index cb0ddf1b0519..d4bb4133fdc5 100644
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
@@ -36923,7 +38899,6 @@ index cb0ddf1b0519..d4bb4133fdc5 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -36939,7 +38914,6 @@ index cb0ddf1b0519..d4bb4133fdc5 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -36964,6 +38938,156 @@ index cb0ddf1b0519..d4bb4133fdc5 100644
 -        "secur32",
 -        "winmm"
 -    ]
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_X11"] = "1"
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
++if CONFIG["CPU_ARCH"] == "x86":
+ 
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("aec3_avx2_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/aec3/aec3_common_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/aec3_common_gn/moz.build
+index b0952a7d0cd8..8a9d53a1b709 100644
+--- third_party/libwebrtc/modules/audio_processing/aec3/aec3_common_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/aec3/aec3_common_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -36973,14 +39097,26 @@ index cb0ddf1b0519..d4bb4133fdc5 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -37021,42 +39157,38 @@ index cb0ddf1b0519..d4bb4133fdc5 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("audio_device_generic_gn")
-diff --git third_party/libwebrtc/modules/audio_device/audio_device_gn/moz.build third_party/libwebrtc/modules/audio_device/audio_device_gn/moz.build
-index b4d28288199d..6338124838c4 100644
---- third_party/libwebrtc/modules/audio_device/audio_device_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_device/audio_device_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("aec3_common_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/aec3/aec3_fft_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/aec3_fft_gn/moz.build
+index 97bbc435395f..0fba9b70c95b 100644
+--- third_party/libwebrtc/modules/audio_processing/aec3/aec3_fft_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/aec3/aec3_fft_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -37065,7 +39197,7 @@ index b4d28288199d..6338124838c4 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,170 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,118 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -37077,7 +39209,6 @@ index b4d28288199d..6338124838c4 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -37085,13 +39216,11 @@ index b4d28288199d..6338124838c4 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -37115,7 +39244,6 @@ index b4d28288199d..6338124838c4 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "dl",
 -        "rt"
 -    ]
 -
@@ -37125,7 +39253,6 @@ index b4d28288199d..6338124838c4 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -37141,7 +39268,6 @@ index b4d28288199d..6338124838c4 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -37179,6 +39305,22 @@ index b4d28288199d..6338124838c4 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -160,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -37219,43 +39361,39 @@ index b4d28288199d..6338124838c4 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("audio_device_gn")
-diff --git third_party/libwebrtc/modules/audio_device/audio_device_impl_gn/moz.build third_party/libwebrtc/modules/audio_device/audio_device_impl_gn/moz.build
-index 0d8c6863e4d5..bfb50c8f3d3d 100644
---- third_party/libwebrtc/modules/audio_device/audio_device_impl_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_device/audio_device_impl_gn/moz.build
-@@ -12,11 +12,21 @@ AllowCompilerWarnings()
+ Library("aec3_fft_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/aec3/aec3_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/aec3_gn/moz.build
+index 6646d41ff3a8..b680faacb6b6 100644
+--- third_party/libwebrtc/modules/audio_processing/aec3/aec3_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/aec3/aec3_gn/moz.build
+@@ -12,12 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
+ DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
 +DEFINES["WEBRTC_BSD"] = True
- DEFINES["WEBRTC_DUMMY_AUDIO_BUILD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -37264,7 +39402,7 @@ index 0d8c6863e4d5..bfb50c8f3d3d 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -44,174 +54,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -100,190 +109,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -37276,7 +39414,6 @@ index 0d8c6863e4d5..bfb50c8f3d3d 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -37284,13 +39421,11 @@ index 0d8c6863e4d5..bfb50c8f3d3d 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -37314,7 +39449,6 @@ index 0d8c6863e4d5..bfb50c8f3d3d 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "dl",
 -        "rt"
 -    ]
 -
@@ -37324,7 +39458,6 @@ index 0d8c6863e4d5..bfb50c8f3d3d 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -37340,7 +39473,6 @@ index 0d8c6863e4d5..bfb50c8f3d3d 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -37381,6 +39513,24 @@ index 0d8c6863e4d5..bfb50c8f3d3d 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -37403,10 +39553,9 @@ index 0d8c6863e4d5..bfb50c8f3d3d 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -37416,48 +39565,57 @@ index 0d8c6863e4d5..bfb50c8f3d3d 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("audio_device_impl_gn")
-diff --git third_party/libwebrtc/modules/audio_mixer/audio_frame_manipulator_gn/moz.build third_party/libwebrtc/modules/audio_mixer/audio_frame_manipulator_gn/moz.build
-index 79dbb7b153df..d764aed0dd02 100644
---- third_party/libwebrtc/modules/audio_mixer/audio_frame_manipulator_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_mixer/audio_frame_manipulator_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("aec3_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/aec3/fft_data_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/fft_data_gn/moz.build
+index d77163999ba8..bbfd52a05ced 100644
+--- third_party/libwebrtc/modules/audio_processing/aec3/fft_data_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/aec3/fft_data_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -37466,7 +39624,7 @@ index 79dbb7b153df..d764aed0dd02 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,107 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -37478,7 +39636,6 @@ index 79dbb7b153df..d764aed0dd02 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -37491,7 +39648,6 @@ index 79dbb7b153df..d764aed0dd02 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -37514,17 +39670,12 @@ index 79dbb7b153df..d764aed0dd02 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -37540,7 +39691,6 @@ index 79dbb7b153df..d764aed0dd02 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -37558,13 +39708,6 @@ index 79dbb7b153df..d764aed0dd02 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -37574,14 +39717,26 @@ index 79dbb7b153df..d764aed0dd02 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -149,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -37622,43 +39777,38 @@ index 79dbb7b153df..d764aed0dd02 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("audio_frame_manipulator_gn")
-diff --git third_party/libwebrtc/modules/audio_mixer/audio_mixer_impl_gn/moz.build third_party/libwebrtc/modules/audio_mixer/audio_mixer_impl_gn/moz.build
-index 1e88321d5391..a8ae00324854 100644
---- third_party/libwebrtc/modules/audio_mixer/audio_mixer_impl_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_mixer/audio_mixer_impl_gn/moz.build
-@@ -12,11 +12,21 @@ AllowCompilerWarnings()
+ Library("fft_data_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/aec3/matched_filter_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/matched_filter_gn/moz.build
+index bae4fa297266..af83e29c22cb 100644
+--- third_party/libwebrtc/modules/audio_processing/aec3/matched_filter_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/aec3/matched_filter_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
- DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -37667,7 +39817,7 @@ index 1e88321d5391..a8ae00324854 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -44,172 +54,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,107 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -37679,7 +39829,6 @@ index 1e88321d5391..a8ae00324854 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -37692,7 +39841,6 @@ index 1e88321d5391..a8ae00324854 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -37715,17 +39863,12 @@ index 1e88321d5391..a8ae00324854 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -37741,7 +39884,6 @@ index 1e88321d5391..a8ae00324854 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -37759,13 +39901,6 @@ index 1e88321d5391..a8ae00324854 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -37775,14 +39910,26 @@ index 1e88321d5391..a8ae00324854 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -149,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -37823,42 +39970,38 @@ index 1e88321d5391..a8ae00324854 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("audio_mixer_impl_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/aec3/adaptive_fir_filter_erl_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/adaptive_fir_filter_erl_gn/moz.build
-index c7dd6c5d6015..617cc748feda 100644
---- third_party/libwebrtc/modules/audio_processing/aec3/adaptive_fir_filter_erl_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/aec3/adaptive_fir_filter_erl_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("matched_filter_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/aec3/render_buffer_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/render_buffer_gn/moz.build
+index b7a10f5d7c88..8068d5e8b48a 100644
+--- third_party/libwebrtc/modules/audio_processing/aec3/render_buffer_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/aec3/render_buffer_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -37867,7 +40010,7 @@ index c7dd6c5d6015..617cc748feda 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,107 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -37879,7 +40022,6 @@ index c7dd6c5d6015..617cc748feda 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -37892,7 +40034,6 @@ index c7dd6c5d6015..617cc748feda 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -37921,7 +40062,6 @@ index c7dd6c5d6015..617cc748feda 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -37937,7 +40077,6 @@ index c7dd6c5d6015..617cc748feda 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -37968,6 +40107,22 @@ index c7dd6c5d6015..617cc748feda 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -149,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -38008,42 +40163,38 @@ index c7dd6c5d6015..617cc748feda 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("adaptive_fir_filter_erl_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/aec3/adaptive_fir_filter_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/adaptive_fir_filter_gn/moz.build
-index 2129bf155256..a941096e4afc 100644
---- third_party/libwebrtc/modules/audio_processing/aec3/adaptive_fir_filter_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/aec3/adaptive_fir_filter_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("render_buffer_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/aec3/vector_math_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/vector_math_gn/moz.build
+index 89ee0b6a8172..e2c6c18ff9e0 100644
+--- third_party/libwebrtc/modules/audio_processing/aec3/vector_math_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/aec3/vector_math_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -38052,7 +40203,7 @@ index 2129bf155256..a941096e4afc 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,168 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,107 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -38064,7 +40215,6 @@ index 2129bf155256..a941096e4afc 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -38077,7 +40227,6 @@ index 2129bf155256..a941096e4afc 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -38100,17 +40249,12 @@ index 2129bf155256..a941096e4afc 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -38126,7 +40270,6 @@ index 2129bf155256..a941096e4afc 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -38144,13 +40287,6 @@ index 2129bf155256..a941096e4afc 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -38164,6 +40300,22 @@ index 2129bf155256..a941096e4afc 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -149,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -38204,43 +40356,38 @@ index 2129bf155256..a941096e4afc 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("adaptive_fir_filter_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn/moz.build
-index 23ed46452f56..f574927b9086 100644
---- third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn/moz.build
-@@ -17,12 +17,21 @@ CXXFLAGS += [
+ Library("vector_math_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/aec_dump/aec_dump_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec_dump/aec_dump_gn/moz.build
+index 201cd58360cf..28209dac0b7d 100644
+--- third_party/libwebrtc/modules/audio_processing/aec_dump/aec_dump_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/aec_dump/aec_dump_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
- DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
 +DEFINES["WEBRTC_BSD"] = True
- DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -38249,7 +40396,7 @@ index 23ed46452f56..f574927b9086 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -52,127 +61,10 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,111 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -38290,16 +40437,11 @@ index 23ed46452f56..f574927b9086 100644
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
@@ -38340,12 +40482,37 @@ index 23ed46452f56..f574927b9086 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
 -        "winmm"
 -    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
 -
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -153,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -38360,8 +40527,8 @@ index 23ed46452f56..f574927b9086 100644
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
-     DEFINES["_DEBUG"] = True
- 
+-    DEFINES["_DEBUG"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
@@ -38371,30 +40538,53 @@ index 23ed46452f56..f574927b9086 100644
  
      DEFINES["USE_X11"] = "1"
  
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
- Library("aec3_avx2_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/aec3/aec3_common_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/aec3_common_gn/moz.build
-index 4e67aab28be6..f90a5fd65293 100644
---- third_party/libwebrtc/modules/audio_processing/aec3/aec3_common_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/aec3/aec3_common_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("aec_dump_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/aec_dump/null_aec_dump_factory_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec_dump/null_aec_dump_factory_gn/moz.build
+index 974b70b087d2..e7cd5f585b83 100644
+--- third_party/libwebrtc/modules/audio_processing/aec_dump/null_aec_dump_factory_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/aec_dump/null_aec_dump_factory_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -38403,7 +40593,7 @@ index 4e67aab28be6..f90a5fd65293 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -38415,16 +40605,18 @@ index 4e67aab28be6..f90a5fd65293 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -38453,7 +40645,6 @@ index 4e67aab28be6..f90a5fd65293 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -38469,7 +40660,6 @@ index 4e67aab28be6..f90a5fd65293 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -38487,6 +40677,10 @@ index 4e67aab28be6..f90a5fd65293 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -38496,9 +40690,31 @@ index 4e67aab28be6..f90a5fd65293 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -38521,10 +40737,9 @@ index 4e67aab28be6..f90a5fd65293 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -38534,48 +40749,57 @@ index 4e67aab28be6..f90a5fd65293 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("aec3_common_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/aec3/aec3_fft_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/aec3_fft_gn/moz.build
-index 114f48807640..a2d2f9a5b406 100644
---- third_party/libwebrtc/modules/audio_processing/aec3/aec3_fft_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/aec3/aec3_fft_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("null_aec_dump_factory_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/aec_dump_interface_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec_dump_interface_gn/moz.build
+index 1c47bbd5cc1e..c51fcb7d6a97 100644
+--- third_party/libwebrtc/modules/audio_processing/aec_dump_interface_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/aec_dump_interface_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -38584,7 +40808,7 @@ index 114f48807640..a2d2f9a5b406 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,168 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -38596,7 +40820,6 @@ index 114f48807640..a2d2f9a5b406 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -38609,7 +40832,6 @@ index 114f48807640..a2d2f9a5b406 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -38632,17 +40854,12 @@ index 114f48807640..a2d2f9a5b406 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -38658,7 +40875,6 @@ index 114f48807640..a2d2f9a5b406 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -38678,9 +40894,6 @@ index 114f48807640..a2d2f9a5b406 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -38692,9 +40905,31 @@ index 114f48807640..a2d2f9a5b406 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -38717,10 +40952,9 @@ index 114f48807640..a2d2f9a5b406 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -38730,49 +40964,57 @@ index 114f48807640..a2d2f9a5b406 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("aec3_fft_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/aec3/aec3_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/aec3_gn/moz.build
-index 571aae8a6ae4..42694b5523dd 100644
---- third_party/libwebrtc/modules/audio_processing/aec3/aec3_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/aec3/aec3_gn/moz.build
-@@ -12,11 +12,21 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("aec_dump_interface_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_gn/moz.build third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_gn/moz.build
+index f0e41cd6bd08..9fec01cfbcec 100644
+--- third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
- DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -38781,7 +41023,7 @@ index 571aae8a6ae4..42694b5523dd 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -98,172 +108,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,113 +53,7 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -38793,7 +41035,6 @@ index 571aae8a6ae4..42694b5523dd 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -38804,9 +41045,12 @@ index 571aae8a6ae4..42694b5523dd 100644
 -        "log"
 -    ]
 -
+-    SOURCES += [
+-        "/third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_c.cc"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -38814,6 +41058,10 @@ index 571aae8a6ae4..42694b5523dd 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    SOURCES += [
+-        "/third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_c.cc"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
@@ -38839,7 +41087,6 @@ index 571aae8a6ae4..42694b5523dd 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -38847,6 +41094,10 @@ index 571aae8a6ae4..42694b5523dd 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    SOURCES += [
+-        "/third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_c.cc"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
@@ -38855,7 +41106,6 @@ index 571aae8a6ae4..42694b5523dd 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -38880,13 +41130,21 @@ index 571aae8a6ae4..42694b5523dd 100644
 -        "secur32",
 -        "winmm"
 -    ]
+-
+-    SOURCES += [
+-        "/third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_c.cc"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
  
-     DEFINES["WEBRTC_ARCH_ARM64"] = True
+@@ -158,20 +61,7 @@ if CONFIG["CPU_ARCH"] == "aarch64":
      DEFINES["WEBRTC_HAS_NEON"] = True
  
+     SOURCES += [
+-        "/third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_neon.cc"
+-    ]
+-
 -if CONFIG["CPU_ARCH"] == "arm":
 -
 -    CXXFLAGS += [
@@ -38897,6 +41155,46 @@ index 571aae8a6ae4..42694b5523dd 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+-    SOURCES += [
++        "/third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_c.cc",
+         "/third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_neon.cc"
+     ]
+ 
+@@ -179,7 +69,6 @@ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+     SOURCES += [
+         "/third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_mips.cc"
+@@ -187,8 +76,6 @@ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+ if CONFIG["CPU_ARCH"] == "mips64":
+ 
+-    DEFINES["_GNU_SOURCE"] = True
+-
+     SOURCES += [
+         "/third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_c.cc"
+     ]
+@@ -199,95 +86,28 @@ if CONFIG["CPU_ARCH"] == "ppc64":
+         "/third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_c.cc"
+     ]
+ 
+-if CONFIG["CPU_ARCH"] == "riscv64":
+-
+-    SOURCES += [
+-        "/third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_c.cc"
+-    ]
+-
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -38918,10 +41216,9 @@ index 571aae8a6ae4..42694b5523dd 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -38931,48 +41228,74 @@ index 571aae8a6ae4..42694b5523dd 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
+-    SOURCES += [
+-        "/third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_c.cc"
+-    ]
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+     SOURCES += [
+         "/third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_c.cc"
+     ]
+ 
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+     SOURCES += [
+         "/third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_c.cc"
+     ]
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("aec3_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/aec3/fft_data_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/fft_data_gn/moz.build
-index bf921e36ad77..42c8c46bb886 100644
---- third_party/libwebrtc/modules/audio_processing/aec3/fft_data_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/aec3/fft_data_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+-    SOURCES += [
+-        "/third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_c.cc"
+-    ]
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("aecm_core_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc/agc_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc/agc_gn/moz.build
+index 45e6cad30638..cafd3cc50045 100644
+--- third_party/libwebrtc/modules/audio_processing/agc/agc_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc/agc_gn/moz.build
+@@ -12,12 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
+ DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -38981,7 +41304,7 @@ index bf921e36ad77..42c8c46bb886 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,190 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -38993,7 +41316,6 @@ index bf921e36ad77..42c8c46bb886 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -39006,7 +41328,6 @@ index bf921e36ad77..42c8c46bb886 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -39029,13 +41350,16 @@ index bf921e36ad77..42c8c46bb886 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -39051,7 +41375,6 @@ index bf921e36ad77..42c8c46bb886 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -39069,6 +41392,13 @@ index bf921e36ad77..42c8c46bb886 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -39078,9 +41408,31 @@ index bf921e36ad77..42c8c46bb886 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -39103,10 +41455,9 @@ index bf921e36ad77..42c8c46bb886 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -39116,48 +41467,57 @@ index bf921e36ad77..42c8c46bb886 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("fft_data_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/aec3/matched_filter_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/matched_filter_gn/moz.build
-index 0892a4f3f36e..d9a7dcc1ebeb 100644
---- third_party/libwebrtc/modules/audio_processing/aec3/matched_filter_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/aec3/matched_filter_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("agc_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc/gain_control_interface_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc/gain_control_interface_gn/moz.build
+index c6ab9b3160de..6cc48faee4a7 100644
+--- third_party/libwebrtc/modules/audio_processing/agc/gain_control_interface_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc/gain_control_interface_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -39166,7 +41526,7 @@ index 0892a4f3f36e..d9a7dcc1ebeb 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -39178,20 +41538,14 @@ index 0892a4f3f36e..d9a7dcc1ebeb 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -39220,7 +41574,6 @@ index 0892a4f3f36e..d9a7dcc1ebeb 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -39236,7 +41589,6 @@ index 0892a4f3f36e..d9a7dcc1ebeb 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -39267,6 +41619,22 @@ index 0892a4f3f36e..d9a7dcc1ebeb 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -39307,42 +41675,38 @@ index 0892a4f3f36e..d9a7dcc1ebeb 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("matched_filter_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/aec3/render_buffer_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/render_buffer_gn/moz.build
-index 8d679eb2bd65..064a74ce9804 100644
---- third_party/libwebrtc/modules/audio_processing/aec3/render_buffer_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/aec3/render_buffer_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("gain_control_interface_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc/legacy_agc_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc/legacy_agc_gn/moz.build
+index 0188a8ac107e..364ef9950f2c 100644
+--- third_party/libwebrtc/modules/audio_processing/agc/legacy_agc_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc/legacy_agc_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -39351,7 +41715,7 @@ index 8d679eb2bd65..064a74ce9804 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,190 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -39363,7 +41727,6 @@ index 8d679eb2bd65..064a74ce9804 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -39376,7 +41739,6 @@ index 8d679eb2bd65..064a74ce9804 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -39399,13 +41761,16 @@ index 8d679eb2bd65..064a74ce9804 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -39421,7 +41786,6 @@ index 8d679eb2bd65..064a74ce9804 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -39439,6 +41803,13 @@ index 8d679eb2bd65..064a74ce9804 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -39448,9 +41819,31 @@ index 8d679eb2bd65..064a74ce9804 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -39473,10 +41866,9 @@ index 8d679eb2bd65..064a74ce9804 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -39486,48 +41878,57 @@ index 8d679eb2bd65..064a74ce9804 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("render_buffer_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/aec3/vector_math_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/vector_math_gn/moz.build
-index 873539f6ece5..4990982ddaa3 100644
---- third_party/libwebrtc/modules/audio_processing/aec3/vector_math_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/aec3/vector_math_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("legacy_agc_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc/level_estimation_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc/level_estimation_gn/moz.build
+index 9db9a639e7ae..865eee21cf92 100644
+--- third_party/libwebrtc/modules/audio_processing/agc/level_estimation_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc/level_estimation_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -39536,7 +41937,7 @@ index 873539f6ece5..4990982ddaa3 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -45,190 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -39548,7 +41949,6 @@ index 873539f6ece5..4990982ddaa3 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -39561,7 +41961,6 @@ index 873539f6ece5..4990982ddaa3 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -39584,13 +41983,16 @@ index 873539f6ece5..4990982ddaa3 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -39606,7 +42008,6 @@ index 873539f6ece5..4990982ddaa3 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -39624,6 +42025,13 @@ index 873539f6ece5..4990982ddaa3 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -39633,9 +42041,31 @@ index 873539f6ece5..4990982ddaa3 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -39658,10 +42088,9 @@ index 873539f6ece5..4990982ddaa3 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -39671,48 +42100,58 @@ index 873539f6ece5..4990982ddaa3 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("vector_math_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/aec_dump/aec_dump_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec_dump/aec_dump_gn/moz.build
-index a16f58d5d063..c6481f850097 100644
---- third_party/libwebrtc/modules/audio_processing/aec_dump/aec_dump_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/aec_dump/aec_dump_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("level_estimation_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/adaptive_digital_gain_controller_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/adaptive_digital_gain_controller_gn/moz.build
+index 7d16c9a9f5c1..ab3f79521ab8 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/adaptive_digital_gain_controller_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/adaptive_digital_gain_controller_gn/moz.build
+@@ -12,12 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
+ DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -39721,7 +42160,7 @@ index a16f58d5d063..c6481f850097 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,161 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,190 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -39733,7 +42172,6 @@ index a16f58d5d063..c6481f850097 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -39746,7 +42184,6 @@ index a16f58d5d063..c6481f850097 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -39769,13 +42206,16 @@ index a16f58d5d063..c6481f850097 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -39791,7 +42231,6 @@ index a16f58d5d063..c6481f850097 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -39811,6 +42250,9 @@ index a16f58d5d063..c6481f850097 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -39822,9 +42264,31 @@ index a16f58d5d063..c6481f850097 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -39847,10 +42311,9 @@ index a16f58d5d063..c6481f850097 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -39860,48 +42323,57 @@ index a16f58d5d063..c6481f850097 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("aec_dump_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/aec_dump/null_aec_dump_factory_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec_dump/null_aec_dump_factory_gn/moz.build
-index ff1c21af1f7c..60c269e3a27f 100644
---- third_party/libwebrtc/modules/audio_processing/aec_dump/null_aec_dump_factory_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/aec_dump/null_aec_dump_factory_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("adaptive_digital_gain_controller_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/biquad_filter_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/biquad_filter_gn/moz.build
+index f396f42e5776..1d4e4aaebbe3 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/biquad_filter_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/biquad_filter_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -39910,7 +42382,7 @@ index ff1c21af1f7c..60c269e3a27f 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -39922,7 +42394,6 @@ index ff1c21af1f7c..60c269e3a27f 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -39935,7 +42406,6 @@ index ff1c21af1f7c..60c269e3a27f 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -39964,7 +42434,6 @@ index ff1c21af1f7c..60c269e3a27f 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -39980,7 +42449,6 @@ index ff1c21af1f7c..60c269e3a27f 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -39998,10 +42466,6 @@ index ff1c21af1f7c..60c269e3a27f 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -40018,6 +42482,24 @@ index ff1c21af1f7c..60c269e3a27f 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -40040,10 +42522,9 @@ index ff1c21af1f7c..60c269e3a27f 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -40053,48 +42534,57 @@ index ff1c21af1f7c..60c269e3a27f 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("null_aec_dump_factory_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/aec_dump_interface_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec_dump_interface_gn/moz.build
-index 96883bf5ab5a..cd5350094992 100644
---- third_party/libwebrtc/modules/audio_processing/aec_dump_interface_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/aec_dump_interface_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("biquad_filter_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/clipping_predictor_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/clipping_predictor_gn/moz.build
+index 9cddd69abef4..fc59d2ead813 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/clipping_predictor_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/clipping_predictor_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -40103,7 +42593,7 @@ index 96883bf5ab5a..cd5350094992 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,190 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -40115,7 +42605,6 @@ index 96883bf5ab5a..cd5350094992 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -40128,7 +42617,6 @@ index 96883bf5ab5a..cd5350094992 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -40151,13 +42639,16 @@ index 96883bf5ab5a..cd5350094992 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -40173,7 +42664,6 @@ index 96883bf5ab5a..cd5350094992 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -40193,6 +42683,9 @@ index 96883bf5ab5a..cd5350094992 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -40211,6 +42704,24 @@ index 96883bf5ab5a..cd5350094992 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -40233,10 +42744,9 @@ index 96883bf5ab5a..cd5350094992 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -40246,48 +42756,57 @@ index 96883bf5ab5a..cd5350094992 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("aec_dump_interface_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_gn/moz.build third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_gn/moz.build
-index aec034200408..0631062f15c8 100644
---- third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("clipping_predictor_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/common_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/common_gn/moz.build
+index 274cae23a398..c4e0b45cf302 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/common_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/common_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -40296,7 +42815,7 @@ index aec034200408..0631062f15c8 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -43,101 +53,7 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -40308,20 +42827,14 @@ index aec034200408..0631062f15c8 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -40344,17 +42857,12 @@ index aec034200408..0631062f15c8 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -40370,7 +42878,6 @@ index aec034200408..0631062f15c8 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -40388,35 +42895,35 @@ index aec034200408..0631062f15c8 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
  
-@@ -148,75 +64,8 @@ if CONFIG["CPU_ARCH"] == "aarch64":
-         "/third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_neon.cc"
-     ]
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
--    SOURCES += [
--        "/third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_neon.cc"
--    ]
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
 -
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -40457,43 +42964,38 @@ index aec034200408..0631062f15c8 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("aecm_core_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/agc/agc_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc/agc_gn/moz.build
-index f64fb947d36d..1314242cfefa 100644
---- third_party/libwebrtc/modules/audio_processing/agc/agc_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/agc/agc_gn/moz.build
-@@ -12,11 +12,21 @@ AllowCompilerWarnings()
+ Library("common_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/cpu_features_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/cpu_features_gn/moz.build
+index a4572251ad4c..6817471d99c1 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/cpu_features_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/cpu_features_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
- DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -40502,7 +43004,7 @@ index f64fb947d36d..1314242cfefa 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -42,172 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,190 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -40514,7 +43016,6 @@ index f64fb947d36d..1314242cfefa 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -40527,7 +43028,6 @@ index f64fb947d36d..1314242cfefa 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -40560,7 +43060,6 @@ index f64fb947d36d..1314242cfefa 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -40576,7 +43075,6 @@ index f64fb947d36d..1314242cfefa 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -40617,6 +43115,24 @@ index f64fb947d36d..1314242cfefa 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -40639,10 +43155,9 @@ index f64fb947d36d..1314242cfefa 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -40652,48 +43167,58 @@ index f64fb947d36d..1314242cfefa 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("agc_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/agc/analog_gain_stats_reporter_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc/analog_gain_stats_reporter_gn/moz.build
-index 63f69dc9db3c..62474a6f0d47 100644
---- third_party/libwebrtc/modules/audio_processing/agc/analog_gain_stats_reporter_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/agc/analog_gain_stats_reporter_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("cpu_features_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/fixed_digital_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/fixed_digital_gn/moz.build
+index 3a54fc31711b..e87103152bc9 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/fixed_digital_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/fixed_digital_gn/moz.build
+@@ -12,12 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
+ DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -40702,7 +43227,7 @@ index 63f69dc9db3c..62474a6f0d47 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -46,190 +55,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -40714,7 +43239,6 @@ index 63f69dc9db3c..62474a6f0d47 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -40727,7 +43251,6 @@ index 63f69dc9db3c..62474a6f0d47 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -40750,13 +43273,16 @@ index 63f69dc9db3c..62474a6f0d47 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -40772,7 +43298,6 @@ index 63f69dc9db3c..62474a6f0d47 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -40792,6 +43317,9 @@ index 63f69dc9db3c..62474a6f0d47 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -40810,6 +43338,24 @@ index 63f69dc9db3c..62474a6f0d47 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -40832,10 +43378,9 @@ index 63f69dc9db3c..62474a6f0d47 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -40845,48 +43390,57 @@ index 63f69dc9db3c..62474a6f0d47 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("analog_gain_stats_reporter_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/agc/clipping_predictor_evaluator_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc/clipping_predictor_evaluator_gn/moz.build
-index f5acc34bc313..6f105f8471c6 100644
---- third_party/libwebrtc/modules/audio_processing/agc/clipping_predictor_evaluator_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/agc/clipping_predictor_evaluator_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("fixed_digital_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/gain_applier_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/gain_applier_gn/moz.build
+index 394aa109faf3..cb41c74ad271 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/gain_applier_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/gain_applier_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -40895,7 +43449,7 @@ index f5acc34bc313..6f105f8471c6 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -40907,7 +43461,6 @@ index f5acc34bc313..6f105f8471c6 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -40920,7 +43473,6 @@ index f5acc34bc313..6f105f8471c6 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -40949,7 +43501,6 @@ index f5acc34bc313..6f105f8471c6 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -40965,7 +43516,6 @@ index f5acc34bc313..6f105f8471c6 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -40983,10 +43533,6 @@ index f5acc34bc313..6f105f8471c6 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -41003,6 +43549,24 @@ index f5acc34bc313..6f105f8471c6 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -41025,10 +43589,9 @@ index f5acc34bc313..6f105f8471c6 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -41038,48 +43601,57 @@ index f5acc34bc313..6f105f8471c6 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("clipping_predictor_evaluator_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/agc/clipping_predictor_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc/clipping_predictor_gn/moz.build
-index fbbf08b2b49d..5678f3c1cb08 100644
---- third_party/libwebrtc/modules/audio_processing/agc/clipping_predictor_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/agc/clipping_predictor_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("gain_applier_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/gain_map_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/gain_map_gn/moz.build
+index 5b1d68415a52..32bf484b86e7 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/gain_map_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/gain_map_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -41088,7 +43660,7 @@ index fbbf08b2b49d..5678f3c1cb08 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -41100,20 +43672,14 @@ index fbbf08b2b49d..5678f3c1cb08 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -41136,17 +43702,12 @@ index fbbf08b2b49d..5678f3c1cb08 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -41162,7 +43723,6 @@ index fbbf08b2b49d..5678f3c1cb08 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -41180,13 +43740,6 @@ index fbbf08b2b49d..5678f3c1cb08 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -41196,14 +43749,26 @@ index fbbf08b2b49d..5678f3c1cb08 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -41244,42 +43809,39 @@ index fbbf08b2b49d..5678f3c1cb08 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("clipping_predictor_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/agc/clipping_predictor_level_buffer_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc/clipping_predictor_level_buffer_gn/moz.build
-index e99a2d6c2107..c160ca81143c 100644
---- third_party/libwebrtc/modules/audio_processing/agc/clipping_predictor_level_buffer_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/agc/clipping_predictor_level_buffer_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("gain_map_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/input_volume_controller_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/input_volume_controller_gn/moz.build
+index 582eb326f3d6..8fa3a2bba795 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/input_volume_controller_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/input_volume_controller_gn/moz.build
+@@ -12,12 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
+ DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -41288,7 +43850,7 @@ index e99a2d6c2107..c160ca81143c 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -45,190 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -41300,7 +43862,6 @@ index e99a2d6c2107..c160ca81143c 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -41313,7 +43874,6 @@ index e99a2d6c2107..c160ca81143c 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -41336,13 +43896,16 @@ index e99a2d6c2107..c160ca81143c 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -41358,7 +43921,6 @@ index e99a2d6c2107..c160ca81143c 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -41378,6 +43940,9 @@ index e99a2d6c2107..c160ca81143c 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -41396,6 +43961,24 @@ index e99a2d6c2107..c160ca81143c 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -41418,10 +44001,9 @@ index e99a2d6c2107..c160ca81143c 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -41431,48 +44013,57 @@ index e99a2d6c2107..c160ca81143c 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("clipping_predictor_level_buffer_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/agc/gain_control_interface_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc/gain_control_interface_gn/moz.build
-index 95ab1e2252c9..2a57aa2aee53 100644
---- third_party/libwebrtc/modules/audio_processing/agc/gain_control_interface_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/agc/gain_control_interface_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("input_volume_controller_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/input_volume_stats_reporter_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/input_volume_stats_reporter_gn/moz.build
+index 5a662f407985..c92be24aa407 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/input_volume_stats_reporter_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/input_volume_stats_reporter_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -41481,7 +44072,7 @@ index 95ab1e2252c9..2a57aa2aee53 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -41493,16 +44084,18 @@ index 95ab1e2252c9..2a57aa2aee53 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -41531,7 +44124,6 @@ index 95ab1e2252c9..2a57aa2aee53 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -41547,7 +44139,6 @@ index 95ab1e2252c9..2a57aa2aee53 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -41565,6 +44156,10 @@ index 95ab1e2252c9..2a57aa2aee53 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -41574,9 +44169,31 @@ index 95ab1e2252c9..2a57aa2aee53 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -41599,10 +44216,9 @@ index 95ab1e2252c9..2a57aa2aee53 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -41612,48 +44228,58 @@ index 95ab1e2252c9..2a57aa2aee53 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("gain_control_interface_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/agc/gain_map_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc/gain_map_gn/moz.build
-index 1cbd4cc29bb7..0e0c971225d7 100644
---- third_party/libwebrtc/modules/audio_processing/agc/gain_map_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/agc/gain_map_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("input_volume_stats_reporter_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/noise_level_estimator_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/noise_level_estimator_gn/moz.build
+index ba000d386223..21a9e8b6511a 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/noise_level_estimator_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/noise_level_estimator_gn/moz.build
+@@ -12,12 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
+ DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -41662,7 +44288,7 @@ index 1cbd4cc29bb7..0e0c971225d7 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,190 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -41674,16 +44300,18 @@ index 1cbd4cc29bb7..0e0c971225d7 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -41706,13 +44334,16 @@ index 1cbd4cc29bb7..0e0c971225d7 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -41728,7 +44359,6 @@ index 1cbd4cc29bb7..0e0c971225d7 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -41746,6 +44376,13 @@ index 1cbd4cc29bb7..0e0c971225d7 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -41755,9 +44392,31 @@ index 1cbd4cc29bb7..0e0c971225d7 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -41780,10 +44439,9 @@ index 1cbd4cc29bb7..0e0c971225d7 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -41793,48 +44451,57 @@ index 1cbd4cc29bb7..0e0c971225d7 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("gain_map_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/agc/legacy_agc_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc/legacy_agc_gn/moz.build
-index a9b1ddd0ce05..72a7c778d48d 100644
---- third_party/libwebrtc/modules/audio_processing/agc/legacy_agc_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/agc/legacy_agc_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("noise_level_estimator_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_auto_correlation_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_auto_correlation_gn/moz.build
+index 3f00e43e7c28..87c64337304c 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_auto_correlation_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_auto_correlation_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -41843,7 +44510,7 @@ index a9b1ddd0ce05..72a7c778d48d 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -42,172 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,190 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -41855,7 +44522,6 @@ index a9b1ddd0ce05..72a7c778d48d 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -41868,7 +44534,6 @@ index a9b1ddd0ce05..72a7c778d48d 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -41901,7 +44566,6 @@ index a9b1ddd0ce05..72a7c778d48d 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -41917,7 +44581,6 @@ index a9b1ddd0ce05..72a7c778d48d 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -41958,6 +44621,24 @@ index a9b1ddd0ce05..72a7c778d48d 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -41980,10 +44661,9 @@ index a9b1ddd0ce05..72a7c778d48d 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -41993,48 +44673,57 @@ index a9b1ddd0ce05..72a7c778d48d 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("legacy_agc_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/agc/level_estimation_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc/level_estimation_gn/moz.build
-index c4bdd7c93d49..e9c087851ff9 100644
---- third_party/libwebrtc/modules/audio_processing/agc/level_estimation_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/agc/level_estimation_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rnn_vad_auto_correlation_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_common_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_common_gn/moz.build
+index 64d3371d81b0..bd147bc9f851 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_common_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_common_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -42043,7 +44732,7 @@ index c4bdd7c93d49..e9c087851ff9 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -43,172 +53,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,118 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -42055,7 +44744,6 @@ index c4bdd7c93d49..e9c087851ff9 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -42068,7 +44756,6 @@ index c4bdd7c93d49..e9c087851ff9 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -42101,7 +44788,6 @@ index c4bdd7c93d49..e9c087851ff9 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -42117,7 +44803,6 @@ index c4bdd7c93d49..e9c087851ff9 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -42151,14 +44836,26 @@ index c4bdd7c93d49..e9c087851ff9 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -160,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -42199,43 +44896,38 @@ index c4bdd7c93d49..e9c087851ff9 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("level_estimation_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/agc2/adaptive_digital_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/adaptive_digital_gn/moz.build
-index 26182baa247a..ebc2211e5b0d 100644
---- third_party/libwebrtc/modules/audio_processing/agc2/adaptive_digital_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/agc2/adaptive_digital_gn/moz.build
-@@ -12,11 +12,21 @@ AllowCompilerWarnings()
+ Library("rnn_vad_common_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_gn/moz.build
+index 82e5302312e5..ef8d61998fa0 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
- DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -42244,7 +44936,7 @@ index 26182baa247a..ebc2211e5b0d 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -46,172 +56,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,190 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -42256,7 +44948,6 @@ index 26182baa247a..ebc2211e5b0d 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -42269,7 +44960,6 @@ index 26182baa247a..ebc2211e5b0d 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -42302,7 +44992,6 @@ index 26182baa247a..ebc2211e5b0d 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -42318,7 +45007,6 @@ index 26182baa247a..ebc2211e5b0d 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -42359,6 +45047,24 @@ index 26182baa247a..ebc2211e5b0d 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -42381,10 +45087,9 @@ index 26182baa247a..ebc2211e5b0d 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -42394,48 +45099,57 @@ index 26182baa247a..ebc2211e5b0d 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("adaptive_digital_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/agc2/biquad_filter_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/biquad_filter_gn/moz.build
-index ec66966c7ef8..d8249c8fab67 100644
---- third_party/libwebrtc/modules/audio_processing/agc2/biquad_filter_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/agc2/biquad_filter_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rnn_vad_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_layers_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_layers_gn/moz.build
+index 7dd4619965ab..63049c23fc5e 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_layers_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_layers_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -42444,7 +45158,7 @@ index ec66966c7ef8..d8249c8fab67 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,190 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -42456,7 +45170,6 @@ index ec66966c7ef8..d8249c8fab67 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -42469,7 +45182,6 @@ index ec66966c7ef8..d8249c8fab67 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -42492,13 +45204,16 @@ index ec66966c7ef8..d8249c8fab67 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -42514,7 +45229,6 @@ index ec66966c7ef8..d8249c8fab67 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -42532,6 +45246,13 @@ index ec66966c7ef8..d8249c8fab67 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -42548,6 +45269,24 @@ index ec66966c7ef8..d8249c8fab67 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -42570,10 +45309,9 @@ index ec66966c7ef8..d8249c8fab67 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -42583,48 +45321,57 @@ index ec66966c7ef8..d8249c8fab67 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("biquad_filter_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/agc2/common_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/common_gn/moz.build
-index 9d239a6c3d86..c96c60556739 100644
---- third_party/libwebrtc/modules/audio_processing/agc2/common_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/agc2/common_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rnn_vad_layers_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_lp_residual_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_lp_residual_gn/moz.build
+index 1fcbbbe408fa..ebc5b9a10d04 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_lp_residual_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_lp_residual_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -42633,7 +45380,7 @@ index 9d239a6c3d86..c96c60556739 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -42645,16 +45392,18 @@ index 9d239a6c3d86..c96c60556739 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -42683,7 +45432,6 @@ index 9d239a6c3d86..c96c60556739 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -42699,7 +45447,6 @@ index 9d239a6c3d86..c96c60556739 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -42726,9 +45473,31 @@ index 9d239a6c3d86..c96c60556739 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -42751,10 +45520,9 @@ index 9d239a6c3d86..c96c60556739 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -42764,48 +45532,57 @@ index 9d239a6c3d86..c96c60556739 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("common_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/agc2/cpu_features_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/cpu_features_gn/moz.build
-index 53d944473426..c1cdc754f015 100644
---- third_party/libwebrtc/modules/audio_processing/agc2/cpu_features_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/agc2/cpu_features_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rnn_vad_lp_residual_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_pitch_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_pitch_gn/moz.build
+index 6a69de9e292e..3d0349fab510 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_pitch_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_pitch_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -42814,7 +45591,7 @@ index 53d944473426..c1cdc754f015 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,190 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -42826,7 +45603,6 @@ index 53d944473426..c1cdc754f015 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -42839,7 +45615,6 @@ index 53d944473426..c1cdc754f015 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -42872,7 +45647,6 @@ index 53d944473426..c1cdc754f015 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -42888,7 +45662,6 @@ index 53d944473426..c1cdc754f015 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -42929,6 +45702,24 @@ index 53d944473426..c1cdc754f015 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -42951,10 +45742,9 @@ index 53d944473426..c1cdc754f015 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -42964,49 +45754,57 @@ index 53d944473426..c1cdc754f015 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("cpu_features_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/agc2/fixed_digital_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/fixed_digital_gn/moz.build
-index 3e7668851ca6..b4e32c2f8c59 100644
---- third_party/libwebrtc/modules/audio_processing/agc2/fixed_digital_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/agc2/fixed_digital_gn/moz.build
-@@ -12,11 +12,21 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rnn_vad_pitch_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_ring_buffer_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_ring_buffer_gn/moz.build
+index d2a4eb7261b6..1a81378e66f5 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_ring_buffer_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_ring_buffer_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
- DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -43015,7 +45813,7 @@ index 3e7668851ca6..b4e32c2f8c59 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -44,172 +54,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,107 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -43027,7 +45825,6 @@ index 3e7668851ca6..b4e32c2f8c59 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -43040,7 +45837,6 @@ index 3e7668851ca6..b4e32c2f8c59 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -43063,17 +45859,12 @@ index 3e7668851ca6..b4e32c2f8c59 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -43089,7 +45880,6 @@ index 3e7668851ca6..b4e32c2f8c59 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -43107,13 +45897,6 @@ index 3e7668851ca6..b4e32c2f8c59 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -43123,14 +45906,26 @@ index 3e7668851ca6..b4e32c2f8c59 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -149,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -43171,42 +45966,38 @@ index 3e7668851ca6..b4e32c2f8c59 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("fixed_digital_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/agc2/gain_applier_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/gain_applier_gn/moz.build
-index 1e7fc30e597b..cae583abe0d5 100644
---- third_party/libwebrtc/modules/audio_processing/agc2/gain_applier_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/agc2/gain_applier_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("rnn_vad_ring_buffer_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_sequence_buffer_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_sequence_buffer_gn/moz.build
+index c6913470c362..916932ccba9a 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_sequence_buffer_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_sequence_buffer_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -43215,7 +46006,7 @@ index 1e7fc30e597b..cae583abe0d5 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,107 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -43227,7 +46018,6 @@ index 1e7fc30e597b..cae583abe0d5 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -43240,7 +46030,6 @@ index 1e7fc30e597b..cae583abe0d5 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -43269,7 +46058,6 @@ index 1e7fc30e597b..cae583abe0d5 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -43285,7 +46073,6 @@ index 1e7fc30e597b..cae583abe0d5 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -43312,14 +46099,26 @@ index 1e7fc30e597b..cae583abe0d5 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -149,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -43360,43 +46159,38 @@ index 1e7fc30e597b..cae583abe0d5 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("gain_applier_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/agc2/noise_level_estimator_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/noise_level_estimator_gn/moz.build
-index 6b53dda825e1..83fb77a28255 100644
---- third_party/libwebrtc/modules/audio_processing/agc2/noise_level_estimator_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/agc2/noise_level_estimator_gn/moz.build
-@@ -12,11 +12,21 @@ AllowCompilerWarnings()
+ Library("rnn_vad_sequence_buffer_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_spectral_features_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_spectral_features_gn/moz.build
+index 8298c7e091d7..db6f13136c47 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_spectral_features_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_spectral_features_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
- DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -43405,7 +46199,7 @@ index 6b53dda825e1..83fb77a28255 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -42,172 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,190 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -43417,7 +46211,6 @@ index 6b53dda825e1..83fb77a28255 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -43430,7 +46223,6 @@ index 6b53dda825e1..83fb77a28255 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -43463,7 +46255,6 @@ index 6b53dda825e1..83fb77a28255 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -43479,7 +46270,6 @@ index 6b53dda825e1..83fb77a28255 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -43520,6 +46310,24 @@ index 6b53dda825e1..83fb77a28255 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -43542,10 +46350,9 @@ index 6b53dda825e1..83fb77a28255 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -43555,48 +46362,57 @@ index 6b53dda825e1..83fb77a28255 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("noise_level_estimator_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_auto_correlation_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_auto_correlation_gn/moz.build
-index 1e156ad9575b..185e659784c8 100644
---- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_auto_correlation_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_auto_correlation_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rnn_vad_spectral_features_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_symmetric_matrix_buffer_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_symmetric_matrix_buffer_gn/moz.build
+index acb933045439..e9cb91b4da31 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_symmetric_matrix_buffer_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_symmetric_matrix_buffer_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -43605,7 +46421,7 @@ index 1e156ad9575b..185e659784c8 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,107 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -43617,7 +46433,6 @@ index 1e156ad9575b..185e659784c8 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -43630,7 +46445,6 @@ index 1e156ad9575b..185e659784c8 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -43653,17 +46467,12 @@ index 1e156ad9575b..185e659784c8 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -43679,7 +46488,6 @@ index 1e156ad9575b..185e659784c8 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -43697,13 +46505,6 @@ index 1e156ad9575b..185e659784c8 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -43713,14 +46514,26 @@ index 1e156ad9575b..185e659784c8 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -149,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -43761,42 +46574,39 @@ index 1e156ad9575b..185e659784c8 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("rnn_vad_auto_correlation_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_common_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_common_gn/moz.build
-index 3bb95f79791c..6daadea362fa 100644
---- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_common_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_common_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("rnn_vad_symmetric_matrix_buffer_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn/moz.build
+index 275c512cf6bb..d8f9ba076c5f 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn/moz.build
+@@ -17,12 +17,21 @@ CXXFLAGS += [
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -43805,7 +46615,7 @@ index 3bb95f79791c..6daadea362fa 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,168 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -49,137 +58,16 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -43817,7 +46627,6 @@ index 3bb95f79791c..6daadea362fa 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -43830,7 +46639,6 @@ index 3bb95f79791c..6daadea362fa 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -43848,6 +46656,7 @@ index 3bb95f79791c..6daadea362fa 100644
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
@@ -43863,7 +46672,6 @@ index 3bb95f79791c..6daadea362fa 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -43879,7 +46687,6 @@ index 3bb95f79791c..6daadea362fa 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -43904,18 +46711,6 @@ index 3bb95f79791c..6daadea362fa 100644
 -        "secur32",
 -        "winmm"
 -    ]
-+    DEFINES["_DEBUG"] = True
- 
- if CONFIG["CPU_ARCH"] == "aarch64":
- 
-     DEFINES["WEBRTC_ARCH_ARM64"] = True
-     DEFINES["WEBRTC_HAS_NEON"] = True
- 
--if CONFIG["CPU_ARCH"] == "arm":
--
--    DEFINES["WEBRTC_ARCH_ARM"] = True
--    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
--    DEFINES["WEBRTC_HAS_NEON"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -43931,68 +46726,53 @@ index 3bb95f79791c..6daadea362fa 100644
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
--    DEFINES["_DEBUG"] = True
--
+     DEFINES["_DEBUG"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
--    OS_LIBS += [
--        "android_support",
--        "unwind"
--    ]
+-    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
--
++if CONFIG["CPU_ARCH"] == "x86":
+ 
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
- Library("rnn_vad_common_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_gn/moz.build
-index 26fa033b1623..a10c2251c804 100644
---- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("vector_math_avx2_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_gn/moz.build
+index 263ec679e37d..e2c6c18ff9e0 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -44001,7 +46781,7 @@ index 26fa033b1623..a10c2251c804 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -42,172 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,118 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -44013,7 +46793,6 @@ index 26fa033b1623..a10c2251c804 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -44026,7 +46805,6 @@ index 26fa033b1623..a10c2251c804 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -44059,7 +46837,6 @@ index 26fa033b1623..a10c2251c804 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -44075,7 +46852,6 @@ index 26fa033b1623..a10c2251c804 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -44109,14 +46885,26 @@ index 26fa033b1623..a10c2251c804 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -160,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -44157,42 +46945,39 @@ index 26fa033b1623..a10c2251c804 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("rnn_vad_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_layers_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_layers_gn/moz.build
-index 9bac4ab5e9d1..0087abfe4dcc 100644
---- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_layers_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_layers_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("vector_math_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/saturation_protector_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/saturation_protector_gn/moz.build
+index a1e6f309bffa..934bd6d2cdd2 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/saturation_protector_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/saturation_protector_gn/moz.build
+@@ -12,12 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
+ DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -44201,7 +46986,7 @@ index 9bac4ab5e9d1..0087abfe4dcc 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -42,172 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -45,190 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -44213,7 +46998,6 @@ index 9bac4ab5e9d1..0087abfe4dcc 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -44226,7 +47010,6 @@ index 9bac4ab5e9d1..0087abfe4dcc 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -44259,7 +47042,6 @@ index 9bac4ab5e9d1..0087abfe4dcc 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -44275,7 +47057,6 @@ index 9bac4ab5e9d1..0087abfe4dcc 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -44316,6 +47097,24 @@ index 9bac4ab5e9d1..0087abfe4dcc 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -44338,10 +47137,9 @@ index 9bac4ab5e9d1..0087abfe4dcc 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -44351,48 +47149,58 @@ index 9bac4ab5e9d1..0087abfe4dcc 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("rnn_vad_layers_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_lp_residual_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_lp_residual_gn/moz.build
-index 19e87379fac3..a08fc7140c80 100644
---- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_lp_residual_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_lp_residual_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("saturation_protector_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/speech_level_estimator_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/speech_level_estimator_gn/moz.build
+index bb1dbc67b847..ad6f735a2729 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/speech_level_estimator_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/speech_level_estimator_gn/moz.build
+@@ -12,12 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
+ DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -44401,7 +47209,7 @@ index 19e87379fac3..a08fc7140c80 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,190 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -44413,7 +47221,6 @@ index 19e87379fac3..a08fc7140c80 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -44426,7 +47233,6 @@ index 19e87379fac3..a08fc7140c80 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -44449,13 +47255,16 @@ index 19e87379fac3..a08fc7140c80 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -44471,7 +47280,6 @@ index 19e87379fac3..a08fc7140c80 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -44489,6 +47297,13 @@ index 19e87379fac3..a08fc7140c80 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -44505,6 +47320,24 @@ index 19e87379fac3..a08fc7140c80 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -44527,10 +47360,9 @@ index 19e87379fac3..a08fc7140c80 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -44540,48 +47372,57 @@ index 19e87379fac3..a08fc7140c80 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("rnn_vad_lp_residual_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_pitch_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_pitch_gn/moz.build
-index 4d648421174e..29b2de4834b3 100644
---- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_pitch_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_pitch_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("speech_level_estimator_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/agc2/vad_wrapper_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/vad_wrapper_gn/moz.build
+index dfa276510899..9f02e46a59fd 100644
+--- third_party/libwebrtc/modules/audio_processing/agc2/vad_wrapper_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/agc2/vad_wrapper_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -44590,7 +47431,7 @@ index 4d648421174e..29b2de4834b3 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -42,172 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,190 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -44602,7 +47443,6 @@ index 4d648421174e..29b2de4834b3 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -44615,7 +47455,6 @@ index 4d648421174e..29b2de4834b3 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -44648,7 +47487,6 @@ index 4d648421174e..29b2de4834b3 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -44664,7 +47502,6 @@ index 4d648421174e..29b2de4834b3 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -44705,6 +47542,24 @@ index 4d648421174e..29b2de4834b3 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -44727,10 +47582,9 @@ index 4d648421174e..29b2de4834b3 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -44740,48 +47594,57 @@ index 4d648421174e..29b2de4834b3 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("rnn_vad_pitch_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_ring_buffer_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_ring_buffer_gn/moz.build
-index cc26a37594a5..b23fb1614730 100644
---- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_ring_buffer_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_ring_buffer_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("vad_wrapper_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/api_gn/moz.build third_party/libwebrtc/modules/audio_processing/api_gn/moz.build
+index 7f1c48ac391e..d6226679c01e 100644
+--- third_party/libwebrtc/modules/audio_processing/api_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/api_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -44790,7 +47653,7 @@ index cc26a37594a5..b23fb1614730 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -44802,7 +47665,6 @@ index cc26a37594a5..b23fb1614730 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -44815,7 +47677,6 @@ index cc26a37594a5..b23fb1614730 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -44844,7 +47705,6 @@ index cc26a37594a5..b23fb1614730 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -44860,7 +47720,6 @@ index cc26a37594a5..b23fb1614730 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -44878,6 +47737,10 @@ index cc26a37594a5..b23fb1614730 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -44887,9 +47750,31 @@ index cc26a37594a5..b23fb1614730 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -44912,10 +47797,9 @@ index cc26a37594a5..b23fb1614730 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -44925,48 +47809,58 @@ index cc26a37594a5..b23fb1614730 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("rnn_vad_ring_buffer_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_sequence_buffer_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_sequence_buffer_gn/moz.build
-index 874bdcaab7c0..2d330c87602b 100644
---- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_sequence_buffer_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_sequence_buffer_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("api_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/apm_logging_gn/moz.build third_party/libwebrtc/modules/audio_processing/apm_logging_gn/moz.build
+index b6d96414b469..7a4060eadad0 100644
+--- third_party/libwebrtc/modules/audio_processing/apm_logging_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/apm_logging_gn/moz.build
+@@ -12,12 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
+ DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -44975,7 +47869,7 @@ index 874bdcaab7c0..2d330c87602b 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,190 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -44987,7 +47881,6 @@ index 874bdcaab7c0..2d330c87602b 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -45000,7 +47893,6 @@ index 874bdcaab7c0..2d330c87602b 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -45023,13 +47915,16 @@ index 874bdcaab7c0..2d330c87602b 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -45045,7 +47940,6 @@ index 874bdcaab7c0..2d330c87602b 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -45063,6 +47957,13 @@ index 874bdcaab7c0..2d330c87602b 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -45072,9 +47973,31 @@ index 874bdcaab7c0..2d330c87602b 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -45097,10 +48020,9 @@ index 874bdcaab7c0..2d330c87602b 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -45110,48 +48032,58 @@ index 874bdcaab7c0..2d330c87602b 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("rnn_vad_sequence_buffer_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_spectral_features_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_spectral_features_gn/moz.build
-index 1cdba1b49734..30e44361141d 100644
---- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_spectral_features_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_spectral_features_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("apm_logging_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/audio_buffer_gn/moz.build third_party/libwebrtc/modules/audio_processing/audio_buffer_gn/moz.build
+index 2291d2981df8..a6e68e27491a 100644
+--- third_party/libwebrtc/modules/audio_processing/audio_buffer_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/audio_buffer_gn/moz.build
+@@ -12,12 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
+ DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -45160,7 +48092,7 @@ index 1cdba1b49734..30e44361141d 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -42,172 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -46,190 +55,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -45172,7 +48104,6 @@ index 1cdba1b49734..30e44361141d 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -45185,7 +48116,6 @@ index 1cdba1b49734..30e44361141d 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -45218,7 +48148,6 @@ index 1cdba1b49734..30e44361141d 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -45234,7 +48163,6 @@ index 1cdba1b49734..30e44361141d 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -45275,6 +48203,24 @@ index 1cdba1b49734..30e44361141d 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -45297,10 +48243,9 @@ index 1cdba1b49734..30e44361141d 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -45310,48 +48255,57 @@ index 1cdba1b49734..30e44361141d 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("rnn_vad_spectral_features_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_symmetric_matrix_buffer_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_symmetric_matrix_buffer_gn/moz.build
-index e92fb28f2725..0268e80c43a0 100644
---- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_symmetric_matrix_buffer_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_symmetric_matrix_buffer_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("audio_buffer_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/audio_frame_proxies_gn/moz.build third_party/libwebrtc/modules/audio_processing/audio_frame_proxies_gn/moz.build
+index 683d86e74389..d0b535438023 100644
+--- third_party/libwebrtc/modules/audio_processing/audio_frame_proxies_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/audio_frame_proxies_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -45360,7 +48314,7 @@ index e92fb28f2725..0268e80c43a0 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -45372,7 +48326,6 @@ index e92fb28f2725..0268e80c43a0 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -45385,7 +48338,6 @@ index e92fb28f2725..0268e80c43a0 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -45414,7 +48366,6 @@ index e92fb28f2725..0268e80c43a0 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -45430,7 +48381,6 @@ index e92fb28f2725..0268e80c43a0 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -45448,6 +48398,10 @@ index e92fb28f2725..0268e80c43a0 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -45457,9 +48411,31 @@ index e92fb28f2725..0268e80c43a0 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -45482,10 +48458,9 @@ index e92fb28f2725..0268e80c43a0 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -45495,48 +48470,57 @@ index e92fb28f2725..0268e80c43a0 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("rnn_vad_symmetric_matrix_buffer_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn/moz.build
-index a640c1993a32..aa65d1d05815 100644
---- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn/moz.build
-@@ -17,11 +17,20 @@ CXXFLAGS += [
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("audio_frame_proxies_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/audio_frame_view_gn/moz.build third_party/libwebrtc/modules/audio_processing/audio_frame_view_gn/moz.build
+index 9b90bca379fd..af0fce3d5e23 100644
+--- third_party/libwebrtc/modules/audio_processing/audio_frame_view_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/audio_frame_view_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
- DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -45545,7 +48529,7 @@ index a640c1993a32..aa65d1d05815 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -47,127 +56,10 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,107 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -45586,16 +48570,11 @@ index a640c1993a32..aa65d1d05815 100644
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
@@ -45634,14 +48613,35 @@ index a640c1993a32..aa65d1d05815 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
 -
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
 -
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -149,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -45656,8 +48656,8 @@ index a640c1993a32..aa65d1d05815 100644
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
-     DEFINES["_DEBUG"] = True
- 
+-    DEFINES["_DEBUG"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
@@ -45667,30 +48667,54 @@ index a640c1993a32..aa65d1d05815 100644
  
      DEFINES["USE_X11"] = "1"
  
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
- Library("vector_math_avx2_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_gn/moz.build
-index f3e853fd556d..4990982ddaa3 100644
---- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+ Library("audio_frame_view_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/audio_processing_gn/moz.build third_party/libwebrtc/modules/audio_processing/audio_processing_gn/moz.build
+index ab0ca7113f60..f5628add5044 100644
+--- third_party/libwebrtc/modules/audio_processing/audio_processing_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/audio_processing_gn/moz.build
+@@ -12,12 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
+ DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -45699,7 +48723,7 @@ index f3e853fd556d..4990982ddaa3 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,168 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -50,190 +59,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -45711,7 +48735,6 @@ index f3e853fd556d..4990982ddaa3 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -45724,7 +48747,6 @@ index f3e853fd556d..4990982ddaa3 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -45757,7 +48779,6 @@ index f3e853fd556d..4990982ddaa3 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -45773,7 +48794,6 @@ index f3e853fd556d..4990982ddaa3 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -45807,9 +48827,31 @@ index f3e853fd556d..4990982ddaa3 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -45832,10 +48874,9 @@ index f3e853fd556d..4990982ddaa3 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -45845,48 +48886,57 @@ index f3e853fd556d..4990982ddaa3 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("vector_math_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/agc2/vad_wrapper_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/vad_wrapper_gn/moz.build
-index 30e1f281640c..f1a2634651cf 100644
---- third_party/libwebrtc/modules/audio_processing/agc2/vad_wrapper_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/agc2/vad_wrapper_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("audio_processing_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/audio_processing_statistics_gn/moz.build third_party/libwebrtc/modules/audio_processing/audio_processing_statistics_gn/moz.build
+index f0af20c33521..0e0173197c5f 100644
+--- third_party/libwebrtc/modules/audio_processing/audio_processing_statistics_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/audio_processing_statistics_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -45895,7 +48945,7 @@ index 30e1f281640c..f1a2634651cf 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,175 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -45907,20 +48957,14 @@ index 30e1f281640c..f1a2634651cf 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -45943,17 +48987,12 @@ index 30e1f281640c..f1a2634651cf 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -45969,7 +49008,6 @@ index 30e1f281640c..f1a2634651cf 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -45987,13 +49025,6 @@ index 30e1f281640c..f1a2634651cf 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -46010,6 +49041,24 @@ index 30e1f281640c..f1a2634651cf 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -46032,10 +49081,9 @@ index 30e1f281640c..f1a2634651cf 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -46045,48 +49093,57 @@ index 30e1f281640c..f1a2634651cf 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("vad_wrapper_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/api_gn/moz.build third_party/libwebrtc/modules/audio_processing/api_gn/moz.build
-index eb8d4aaa2ccd..e5b149d36db2 100644
---- third_party/libwebrtc/modules/audio_processing/api_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/api_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("audio_processing_statistics_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/capture_levels_adjuster/capture_levels_adjuster_gn/moz.build third_party/libwebrtc/modules/audio_processing/capture_levels_adjuster/capture_levels_adjuster_gn/moz.build
+index 3e57c48b6fc4..3ceff91af48f 100644
+--- third_party/libwebrtc/modules/audio_processing/capture_levels_adjuster/capture_levels_adjuster_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/capture_levels_adjuster/capture_levels_adjuster_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -46095,7 +49152,7 @@ index eb8d4aaa2ccd..e5b149d36db2 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,190 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -46107,7 +49164,6 @@ index eb8d4aaa2ccd..e5b149d36db2 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -46120,7 +49176,6 @@ index eb8d4aaa2ccd..e5b149d36db2 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -46143,13 +49198,16 @@ index eb8d4aaa2ccd..e5b149d36db2 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -46165,7 +49223,6 @@ index eb8d4aaa2ccd..e5b149d36db2 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -46185,6 +49242,9 @@ index eb8d4aaa2ccd..e5b149d36db2 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -46203,6 +49263,24 @@ index eb8d4aaa2ccd..e5b149d36db2 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -46225,10 +49303,9 @@ index eb8d4aaa2ccd..e5b149d36db2 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -46238,36 +49315,45 @@ index eb8d4aaa2ccd..e5b149d36db2 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("api_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/apm_logging_gn/moz.build third_party/libwebrtc/modules/audio_processing/apm_logging_gn/moz.build
-index 555f8dcf74fd..9adbe123f540 100644
---- third_party/libwebrtc/modules/audio_processing/apm_logging_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/apm_logging_gn/moz.build
-@@ -12,11 +12,21 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("capture_levels_adjuster_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/gain_controller2_gn/moz.build third_party/libwebrtc/modules/audio_processing/gain_controller2_gn/moz.build
+index fcbe873d276a..f87fc5607282 100644
+--- third_party/libwebrtc/modules/audio_processing/gain_controller2_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/gain_controller2_gn/moz.build
+@@ -12,12 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
@@ -46275,12 +49361,12 @@ index 555f8dcf74fd..9adbe123f540 100644
 +DEFINES["USE_OZONE"] = "1"
  DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -46289,7 +49375,7 @@ index 555f8dcf74fd..9adbe123f540 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -42,172 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,190 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -46301,7 +49387,6 @@ index 555f8dcf74fd..9adbe123f540 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -46314,7 +49399,6 @@ index 555f8dcf74fd..9adbe123f540 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -46347,7 +49431,6 @@ index 555f8dcf74fd..9adbe123f540 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -46363,7 +49446,6 @@ index 555f8dcf74fd..9adbe123f540 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -46404,6 +49486,24 @@ index 555f8dcf74fd..9adbe123f540 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -46426,10 +49526,9 @@ index 555f8dcf74fd..9adbe123f540 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -46439,49 +49538,57 @@ index 555f8dcf74fd..9adbe123f540 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("apm_logging_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/audio_buffer_gn/moz.build third_party/libwebrtc/modules/audio_processing/audio_buffer_gn/moz.build
-index e642368635a0..a2068838de7e 100644
---- third_party/libwebrtc/modules/audio_processing/audio_buffer_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/audio_buffer_gn/moz.build
-@@ -12,11 +12,21 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("gain_controller2_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/high_pass_filter_gn/moz.build third_party/libwebrtc/modules/audio_processing/high_pass_filter_gn/moz.build
+index 4c8aac9c3dad..28352a6c74f4 100644
+--- third_party/libwebrtc/modules/audio_processing/high_pass_filter_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/high_pass_filter_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
- DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -46490,7 +49597,7 @@ index e642368635a0..a2068838de7e 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -44,172 +54,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,190 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -46502,7 +49609,6 @@ index e642368635a0..a2068838de7e 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -46515,7 +49621,6 @@ index e642368635a0..a2068838de7e 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -46548,7 +49653,6 @@ index e642368635a0..a2068838de7e 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -46564,7 +49668,6 @@ index e642368635a0..a2068838de7e 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -46605,6 +49708,24 @@ index e642368635a0..a2068838de7e 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -46627,10 +49748,9 @@ index e642368635a0..a2068838de7e 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -46640,48 +49760,58 @@ index e642368635a0..a2068838de7e 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("audio_buffer_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/audio_frame_proxies_gn/moz.build third_party/libwebrtc/modules/audio_processing/audio_frame_proxies_gn/moz.build
-index 5485891626da..2d7a6bba30ef 100644
---- third_party/libwebrtc/modules/audio_processing/audio_frame_proxies_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/audio_frame_proxies_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("high_pass_filter_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/ns/ns_gn/moz.build third_party/libwebrtc/modules/audio_processing/ns/ns_gn/moz.build
+index 12076eedcb58..467f6e1046bb 100644
+--- third_party/libwebrtc/modules/audio_processing/ns/ns_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/ns/ns_gn/moz.build
+@@ -12,12 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
+ DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -46690,7 +49820,7 @@ index 5485891626da..2d7a6bba30ef 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -56,190 +65,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -46702,7 +49832,6 @@ index 5485891626da..2d7a6bba30ef 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -46715,7 +49844,6 @@ index 5485891626da..2d7a6bba30ef 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -46738,13 +49866,16 @@ index 5485891626da..2d7a6bba30ef 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -46760,7 +49891,6 @@ index 5485891626da..2d7a6bba30ef 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -46780,6 +49910,9 @@ index 5485891626da..2d7a6bba30ef 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -46798,6 +49931,24 @@ index 5485891626da..2d7a6bba30ef 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -46820,10 +49971,9 @@ index 5485891626da..2d7a6bba30ef 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -46833,48 +49983,57 @@ index 5485891626da..2d7a6bba30ef 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("audio_frame_proxies_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/audio_frame_view_gn/moz.build third_party/libwebrtc/modules/audio_processing/audio_frame_view_gn/moz.build
-index 970deab9df7a..a6a5af066fd4 100644
---- third_party/libwebrtc/modules/audio_processing/audio_frame_view_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/audio_frame_view_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("ns_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/optionally_built_submodule_creators_gn/moz.build third_party/libwebrtc/modules/audio_processing/optionally_built_submodule_creators_gn/moz.build
+index 3e4fa4ca518f..3bd588630b7e 100644
+--- third_party/libwebrtc/modules/audio_processing/optionally_built_submodule_creators_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/optionally_built_submodule_creators_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -46883,7 +50042,7 @@ index 970deab9df7a..a6a5af066fd4 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,190 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -46895,7 +50054,6 @@ index 970deab9df7a..a6a5af066fd4 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -46908,7 +50066,6 @@ index 970deab9df7a..a6a5af066fd4 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -46931,13 +50088,16 @@ index 970deab9df7a..a6a5af066fd4 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -46953,7 +50113,6 @@ index 970deab9df7a..a6a5af066fd4 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -46971,6 +50130,13 @@ index 970deab9df7a..a6a5af066fd4 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -46980,9 +50146,31 @@ index 970deab9df7a..a6a5af066fd4 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -47005,10 +50193,9 @@ index 970deab9df7a..a6a5af066fd4 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -47018,49 +50205,57 @@ index 970deab9df7a..a6a5af066fd4 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("audio_frame_view_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/audio_processing_gn/moz.build third_party/libwebrtc/modules/audio_processing/audio_processing_gn/moz.build
-index 0e55763c2110..b90e291c2946 100644
---- third_party/libwebrtc/modules/audio_processing/audio_processing_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/audio_processing_gn/moz.build
-@@ -12,11 +12,21 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("optionally_built_submodule_creators_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/rms_level_gn/moz.build third_party/libwebrtc/modules/audio_processing/rms_level_gn/moz.build
+index ec35734b6dfc..de1436046491 100644
+--- third_party/libwebrtc/modules/audio_processing/rms_level_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/rms_level_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
- DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -47069,7 +50264,7 @@ index 0e55763c2110..b90e291c2946 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -48,172 +58,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -47081,7 +50276,6 @@ index 0e55763c2110..b90e291c2946 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -47094,7 +50288,6 @@ index 0e55763c2110..b90e291c2946 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -47117,17 +50310,12 @@ index 0e55763c2110..b90e291c2946 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -47143,7 +50331,6 @@ index 0e55763c2110..b90e291c2946 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -47161,13 +50348,6 @@ index 0e55763c2110..b90e291c2946 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -47184,6 +50364,24 @@ index 0e55763c2110..b90e291c2946 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -47206,10 +50404,9 @@ index 0e55763c2110..b90e291c2946 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -47219,48 +50416,57 @@ index 0e55763c2110..b90e291c2946 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("audio_processing_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/audio_processing_statistics_gn/moz.build third_party/libwebrtc/modules/audio_processing/audio_processing_statistics_gn/moz.build
-index 94464762645b..f79f9b47102e 100644
---- third_party/libwebrtc/modules/audio_processing/audio_processing_statistics_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/audio_processing_statistics_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rms_level_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/transient/transient_suppressor_api_gn/moz.build third_party/libwebrtc/modules/audio_processing/transient/transient_suppressor_api_gn/moz.build
+index 5988e89a6a2a..5b680cbdd1fb 100644
+--- third_party/libwebrtc/modules/audio_processing/transient/transient_suppressor_api_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/transient/transient_suppressor_api_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -47269,7 +50475,7 @@ index 94464762645b..f79f9b47102e 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,157 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -47281,7 +50487,6 @@ index 94464762645b..f79f9b47102e 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -47290,7 +50495,6 @@ index 94464762645b..f79f9b47102e 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -47319,7 +50523,6 @@ index 94464762645b..f79f9b47102e 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -47335,7 +50538,6 @@ index 94464762645b..f79f9b47102e 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -47362,14 +50564,26 @@ index 94464762645b..f79f9b47102e 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -47410,42 +50624,38 @@ index 94464762645b..f79f9b47102e 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("audio_processing_statistics_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/capture_levels_adjuster/capture_levels_adjuster_gn/moz.build third_party/libwebrtc/modules/audio_processing/capture_levels_adjuster/capture_levels_adjuster_gn/moz.build
-index ded0d721d512..8d188c0c67cc 100644
---- third_party/libwebrtc/modules/audio_processing/capture_levels_adjuster/capture_levels_adjuster_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/capture_levels_adjuster/capture_levels_adjuster_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("transient_suppressor_api_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/transient/transient_suppressor_impl_gn/moz.build third_party/libwebrtc/modules/audio_processing/transient/transient_suppressor_impl_gn/moz.build
+index ee6b82a2f629..d7a2d68e8bf0 100644
+--- third_party/libwebrtc/modules/audio_processing/transient/transient_suppressor_impl_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/transient/transient_suppressor_impl_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -47454,7 +50664,7 @@ index ded0d721d512..8d188c0c67cc 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -42,172 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -47,190 +56,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -47466,7 +50676,6 @@ index ded0d721d512..8d188c0c67cc 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -47479,7 +50688,6 @@ index ded0d721d512..8d188c0c67cc 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -47512,7 +50720,6 @@ index ded0d721d512..8d188c0c67cc 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -47528,7 +50735,6 @@ index ded0d721d512..8d188c0c67cc 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -47569,6 +50775,24 @@ index ded0d721d512..8d188c0c67cc 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -47591,10 +50815,9 @@ index ded0d721d512..8d188c0c67cc 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -47604,49 +50827,57 @@ index ded0d721d512..8d188c0c67cc 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("capture_levels_adjuster_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/gain_controller2_gn/moz.build third_party/libwebrtc/modules/audio_processing/gain_controller2_gn/moz.build
-index b63751c50154..fbeb02505d23 100644
---- third_party/libwebrtc/modules/audio_processing/gain_controller2_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/gain_controller2_gn/moz.build
-@@ -12,11 +12,21 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("transient_suppressor_impl_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/transient/voice_probability_delay_unit_gn/moz.build third_party/libwebrtc/modules/audio_processing/transient/voice_probability_delay_unit_gn/moz.build
+index e2abcb849006..6deaa3bbf6a4 100644
+--- third_party/libwebrtc/modules/audio_processing/transient/voice_probability_delay_unit_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/transient/voice_probability_delay_unit_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
- DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -47655,7 +50886,7 @@ index b63751c50154..fbeb02505d23 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -42,172 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -47667,7 +50898,6 @@ index b63751c50154..fbeb02505d23 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -47680,7 +50910,6 @@ index b63751c50154..fbeb02505d23 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -47703,17 +50932,12 @@ index b63751c50154..fbeb02505d23 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -47729,7 +50953,6 @@ index b63751c50154..fbeb02505d23 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -47747,13 +50970,6 @@ index b63751c50154..fbeb02505d23 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -47770,6 +50986,24 @@ index b63751c50154..fbeb02505d23 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -47792,10 +51026,9 @@ index b63751c50154..fbeb02505d23 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -47805,48 +51038,57 @@ index b63751c50154..fbeb02505d23 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("gain_controller2_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/high_pass_filter_gn/moz.build third_party/libwebrtc/modules/audio_processing/high_pass_filter_gn/moz.build
-index ca00a03c1dcf..517ab3444e18 100644
---- third_party/libwebrtc/modules/audio_processing/high_pass_filter_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/high_pass_filter_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("voice_probability_delay_unit_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/utility/cascaded_biquad_filter_gn/moz.build third_party/libwebrtc/modules/audio_processing/utility/cascaded_biquad_filter_gn/moz.build
+index 8cf3aaefeb48..ae86ec0ff176 100644
+--- third_party/libwebrtc/modules/audio_processing/utility/cascaded_biquad_filter_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/utility/cascaded_biquad_filter_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -47855,7 +51097,7 @@ index ca00a03c1dcf..517ab3444e18 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -47867,7 +51109,6 @@ index ca00a03c1dcf..517ab3444e18 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -47880,7 +51121,6 @@ index ca00a03c1dcf..517ab3444e18 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -47903,17 +51143,12 @@ index ca00a03c1dcf..517ab3444e18 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -47929,7 +51164,6 @@ index ca00a03c1dcf..517ab3444e18 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -47947,13 +51181,6 @@ index ca00a03c1dcf..517ab3444e18 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -47970,6 +51197,24 @@ index ca00a03c1dcf..517ab3444e18 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -47992,10 +51237,9 @@ index ca00a03c1dcf..517ab3444e18 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -48005,49 +51249,57 @@ index ca00a03c1dcf..517ab3444e18 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("high_pass_filter_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/ns/ns_gn/moz.build third_party/libwebrtc/modules/audio_processing/ns/ns_gn/moz.build
-index d83a789b5c2c..bc9dc5849b93 100644
---- third_party/libwebrtc/modules/audio_processing/ns/ns_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/ns/ns_gn/moz.build
-@@ -12,11 +12,21 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("cascaded_biquad_filter_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/utility/legacy_delay_estimator_gn/moz.build third_party/libwebrtc/modules/audio_processing/utility/legacy_delay_estimator_gn/moz.build
+index 11294e2aefb8..0d5e4b712c18 100644
+--- third_party/libwebrtc/modules/audio_processing/utility/legacy_delay_estimator_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/utility/legacy_delay_estimator_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
- DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "0"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -48056,7 +51308,7 @@ index d83a789b5c2c..bc9dc5849b93 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -54,172 +64,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,179 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -48068,7 +51320,6 @@ index d83a789b5c2c..bc9dc5849b93 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -48081,7 +51332,6 @@ index d83a789b5c2c..bc9dc5849b93 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -48104,17 +51354,12 @@ index d83a789b5c2c..bc9dc5849b93 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -48130,7 +51375,6 @@ index d83a789b5c2c..bc9dc5849b93 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -48148,13 +51392,6 @@ index d83a789b5c2c..bc9dc5849b93 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -48171,6 +51408,24 @@ index d83a789b5c2c..bc9dc5849b93 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -48193,10 +51448,9 @@ index d83a789b5c2c..bc9dc5849b93 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -48206,48 +51460,57 @@ index d83a789b5c2c..bc9dc5849b93 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("ns_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/optionally_built_submodule_creators_gn/moz.build third_party/libwebrtc/modules/audio_processing/optionally_built_submodule_creators_gn/moz.build
-index b32a08b8bcf7..c7daad766244 100644
---- third_party/libwebrtc/modules/audio_processing/optionally_built_submodule_creators_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/optionally_built_submodule_creators_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("legacy_delay_estimator_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/utility/pffft_wrapper_gn/moz.build third_party/libwebrtc/modules/audio_processing/utility/pffft_wrapper_gn/moz.build
+index 02898359bf06..7d5ad6e0e09e 100644
+--- third_party/libwebrtc/modules/audio_processing/utility/pffft_wrapper_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/utility/pffft_wrapper_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -48256,7 +51519,7 @@ index b32a08b8bcf7..c7daad766244 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -48268,7 +51531,6 @@ index b32a08b8bcf7..c7daad766244 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -48281,7 +51543,6 @@ index b32a08b8bcf7..c7daad766244 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -48304,17 +51565,12 @@ index b32a08b8bcf7..c7daad766244 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -48330,7 +51586,6 @@ index b32a08b8bcf7..c7daad766244 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -48348,13 +51603,6 @@ index b32a08b8bcf7..c7daad766244 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -48371,6 +51619,24 @@ index b32a08b8bcf7..c7daad766244 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -48393,10 +51659,9 @@ index b32a08b8bcf7..c7daad766244 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -48406,48 +51671,57 @@ index b32a08b8bcf7..c7daad766244 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("optionally_built_submodule_creators_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/rms_level_gn/moz.build third_party/libwebrtc/modules/audio_processing/rms_level_gn/moz.build
-index cb54ed67d588..8c507163a7f5 100644
---- third_party/libwebrtc/modules/audio_processing/rms_level_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/rms_level_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("pffft_wrapper_gn")
+diff --git third_party/libwebrtc/modules/audio_processing/vad/vad_gn/moz.build third_party/libwebrtc/modules/audio_processing/vad/vad_gn/moz.build
+index 0e76427c6e5f..b452ab92154e 100644
+--- third_party/libwebrtc/modules/audio_processing/vad/vad_gn/moz.build
++++ third_party/libwebrtc/modules/audio_processing/vad/vad_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -48456,7 +51730,7 @@ index cb54ed67d588..8c507163a7f5 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -50,190 +59,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -48468,7 +51742,6 @@ index cb54ed67d588..8c507163a7f5 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -48481,7 +51754,6 @@ index cb54ed67d588..8c507163a7f5 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -48504,13 +51776,16 @@ index cb54ed67d588..8c507163a7f5 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -48526,7 +51801,6 @@ index cb54ed67d588..8c507163a7f5 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -48544,6 +51818,13 @@ index cb54ed67d588..8c507163a7f5 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -48560,6 +51841,24 @@ index cb54ed67d588..8c507163a7f5 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -48582,10 +51881,9 @@ index cb54ed67d588..8c507163a7f5 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -48595,48 +51893,57 @@ index cb54ed67d588..8c507163a7f5 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("rms_level_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/transient/transient_suppressor_api_gn/moz.build third_party/libwebrtc/modules/audio_processing/transient/transient_suppressor_api_gn/moz.build
-index 24dda8592205..e965dab96cde 100644
---- third_party/libwebrtc/modules/audio_processing/transient/transient_suppressor_api_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/transient/transient_suppressor_api_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
- DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("vad_gn")
+diff --git third_party/libwebrtc/modules/congestion_controller/congestion_controller_gn/moz.build third_party/libwebrtc/modules/congestion_controller/congestion_controller_gn/moz.build
+index 700c1d15f44f..02587d185dd1 100644
+--- third_party/libwebrtc/modules/congestion_controller/congestion_controller_gn/moz.build
++++ third_party/libwebrtc/modules/congestion_controller/congestion_controller_gn/moz.build
+@@ -13,11 +13,20 @@ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["BWE_TEST_LOGGING_COMPILE_TIME_ENABLE"] = "0"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -48645,7 +51952,7 @@ index 24dda8592205..e965dab96cde 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -45,191 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -48657,16 +51964,19 @@ index 24dda8592205..e965dab96cde 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -48689,13 +51999,16 @@ index 24dda8592205..e965dab96cde 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -48711,7 +52024,6 @@ index 24dda8592205..e965dab96cde 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -48729,6 +52041,13 @@ index 24dda8592205..e965dab96cde 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -48738,9 +52057,31 @@ index 24dda8592205..e965dab96cde 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -48763,10 +52104,9 @@ index 24dda8592205..e965dab96cde 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -48776,48 +52116,57 @@ index 24dda8592205..e965dab96cde 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("transient_suppressor_api_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/transient/transient_suppressor_impl_gn/moz.build third_party/libwebrtc/modules/audio_processing/transient/transient_suppressor_impl_gn/moz.build
-index b7f5a0e97114..a2416ce436e9 100644
---- third_party/libwebrtc/modules/audio_processing/transient/transient_suppressor_impl_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/transient/transient_suppressor_impl_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("congestion_controller_gn")
+diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/alr_detector_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/alr_detector_gn/moz.build
+index f6520bf35800..0b35f2f82c75 100644
+--- third_party/libwebrtc/modules/congestion_controller/goog_cc/alr_detector_gn/moz.build
++++ third_party/libwebrtc/modules/congestion_controller/goog_cc/alr_detector_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -48826,7 +52175,7 @@ index b7f5a0e97114..a2416ce436e9 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -45,172 +55,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -48838,7 +52187,6 @@ index b7f5a0e97114..a2416ce436e9 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -48851,7 +52199,6 @@ index b7f5a0e97114..a2416ce436e9 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -48874,17 +52221,12 @@ index b7f5a0e97114..a2416ce436e9 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -48900,7 +52242,6 @@ index b7f5a0e97114..a2416ce436e9 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -48920,9 +52261,6 @@ index b7f5a0e97114..a2416ce436e9 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -48941,6 +52279,24 @@ index b7f5a0e97114..a2416ce436e9 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -48963,10 +52319,9 @@ index b7f5a0e97114..a2416ce436e9 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -48976,48 +52331,57 @@ index b7f5a0e97114..a2416ce436e9 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("transient_suppressor_impl_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/transient/voice_probability_delay_unit_gn/moz.build third_party/libwebrtc/modules/audio_processing/transient/voice_probability_delay_unit_gn/moz.build
-index 61917bc8c3ad..c8efd07b8a3d 100644
---- third_party/libwebrtc/modules/audio_processing/transient/voice_probability_delay_unit_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/transient/voice_probability_delay_unit_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
- DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("alr_detector_gn")
+diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/delay_based_bwe_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/delay_based_bwe_gn/moz.build
+index 35ba379f71c0..ff1a426bf5d3 100644
+--- third_party/libwebrtc/modules/congestion_controller/goog_cc/delay_based_bwe_gn/moz.build
++++ third_party/libwebrtc/modules/congestion_controller/goog_cc/delay_based_bwe_gn/moz.build
+@@ -13,11 +13,20 @@ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["BWE_TEST_LOGGING_COMPILE_TIME_ENABLE"] = "0"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -49026,7 +52390,7 @@ index 61917bc8c3ad..c8efd07b8a3d 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -45,191 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -49038,7 +52402,6 @@ index 61917bc8c3ad..c8efd07b8a3d 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -49046,12 +52409,12 @@ index 61917bc8c3ad..c8efd07b8a3d 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
+-        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -49074,13 +52437,16 @@ index 61917bc8c3ad..c8efd07b8a3d 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -49096,7 +52462,6 @@ index 61917bc8c3ad..c8efd07b8a3d 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -49114,6 +52479,13 @@ index 61917bc8c3ad..c8efd07b8a3d 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -49130,6 +52502,24 @@ index 61917bc8c3ad..c8efd07b8a3d 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -49152,10 +52542,9 @@ index 61917bc8c3ad..c8efd07b8a3d 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -49165,48 +52554,57 @@ index 61917bc8c3ad..c8efd07b8a3d 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("voice_probability_delay_unit_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/utility/cascaded_biquad_filter_gn/moz.build third_party/libwebrtc/modules/audio_processing/utility/cascaded_biquad_filter_gn/moz.build
-index 9147ecb214cf..e8f8e96423b1 100644
---- third_party/libwebrtc/modules/audio_processing/utility/cascaded_biquad_filter_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/utility/cascaded_biquad_filter_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
- DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("delay_based_bwe_gn")
+diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/estimators_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/estimators_gn/moz.build
+index b15062af41c8..3e8439f74637 100644
+--- third_party/libwebrtc/modules/congestion_controller/goog_cc/estimators_gn/moz.build
++++ third_party/libwebrtc/modules/congestion_controller/goog_cc/estimators_gn/moz.build
+@@ -13,11 +13,20 @@ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["BWE_TEST_LOGGING_COMPILE_TIME_ENABLE"] = "0"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -49215,7 +52613,7 @@ index 9147ecb214cf..e8f8e96423b1 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -49,190 +58,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -49227,7 +52625,6 @@ index 9147ecb214cf..e8f8e96423b1 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -49240,7 +52637,6 @@ index 9147ecb214cf..e8f8e96423b1 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -49263,13 +52659,16 @@ index 9147ecb214cf..e8f8e96423b1 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -49285,7 +52684,6 @@ index 9147ecb214cf..e8f8e96423b1 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -49303,6 +52701,13 @@ index 9147ecb214cf..e8f8e96423b1 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -49319,6 +52724,24 @@ index 9147ecb214cf..e8f8e96423b1 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -49341,10 +52764,9 @@ index 9147ecb214cf..e8f8e96423b1 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -49354,48 +52776,57 @@ index 9147ecb214cf..e8f8e96423b1 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("cascaded_biquad_filter_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/utility/legacy_delay_estimator_gn/moz.build third_party/libwebrtc/modules/audio_processing/utility/legacy_delay_estimator_gn/moz.build
-index 2df791788aff..8b12d37b5e30 100644
---- third_party/libwebrtc/modules/audio_processing/utility/legacy_delay_estimator_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/utility/legacy_delay_estimator_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
- DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("estimators_gn")
+diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/goog_cc_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/goog_cc_gn/moz.build
+index de5ccaa0c810..49adaa09b004 100644
+--- third_party/libwebrtc/modules/congestion_controller/goog_cc/goog_cc_gn/moz.build
++++ third_party/libwebrtc/modules/congestion_controller/goog_cc/goog_cc_gn/moz.build
+@@ -13,11 +13,20 @@ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["BWE_TEST_LOGGING_COMPILE_TIME_ENABLE"] = "0"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -49404,7 +52835,7 @@ index 2df791788aff..8b12d37b5e30 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -42,161 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,191 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -49416,7 +52847,6 @@ index 2df791788aff..8b12d37b5e30 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -49424,12 +52854,12 @@ index 2df791788aff..8b12d37b5e30 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
+-        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -49452,13 +52882,16 @@ index 2df791788aff..8b12d37b5e30 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -49474,7 +52907,6 @@ index 2df791788aff..8b12d37b5e30 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -49492,6 +52924,13 @@ index 2df791788aff..8b12d37b5e30 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -49508,6 +52947,24 @@ index 2df791788aff..8b12d37b5e30 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -49530,10 +52987,9 @@ index 2df791788aff..8b12d37b5e30 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -49543,48 +52999,57 @@ index 2df791788aff..8b12d37b5e30 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("legacy_delay_estimator_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/utility/pffft_wrapper_gn/moz.build third_party/libwebrtc/modules/audio_processing/utility/pffft_wrapper_gn/moz.build
-index 9ecfbdf7f9cb..e56bb33ca7e9 100644
---- third_party/libwebrtc/modules/audio_processing/utility/pffft_wrapper_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/utility/pffft_wrapper_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("goog_cc_gn")
+diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/link_capacity_estimator_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/link_capacity_estimator_gn/moz.build
+index 829ff47d87db..3f777466098c 100644
+--- third_party/libwebrtc/modules/congestion_controller/goog_cc/link_capacity_estimator_gn/moz.build
++++ third_party/libwebrtc/modules/congestion_controller/goog_cc/link_capacity_estimator_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -49593,7 +53058,7 @@ index 9ecfbdf7f9cb..e56bb33ca7e9 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -49605,7 +53070,6 @@ index 9ecfbdf7f9cb..e56bb33ca7e9 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -49618,7 +53082,6 @@ index 9ecfbdf7f9cb..e56bb33ca7e9 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -49647,7 +53110,6 @@ index 9ecfbdf7f9cb..e56bb33ca7e9 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -49663,7 +53125,6 @@ index 9ecfbdf7f9cb..e56bb33ca7e9 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -49697,6 +53158,24 @@ index 9ecfbdf7f9cb..e56bb33ca7e9 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -49719,10 +53198,9 @@ index 9ecfbdf7f9cb..e56bb33ca7e9 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -49732,48 +53210,57 @@ index 9ecfbdf7f9cb..e56bb33ca7e9 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("pffft_wrapper_gn")
-diff --git third_party/libwebrtc/modules/audio_processing/vad/vad_gn/moz.build third_party/libwebrtc/modules/audio_processing/vad/vad_gn/moz.build
-index 8c94a1281f94..b469a1c790c7 100644
---- third_party/libwebrtc/modules/audio_processing/vad/vad_gn/moz.build
-+++ third_party/libwebrtc/modules/audio_processing/vad/vad_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
- DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("link_capacity_estimator_gn")
+diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/loss_based_bwe_v1_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/loss_based_bwe_v1_gn/moz.build
+index aae4b8252060..0cad7d4a534c 100644
+--- third_party/libwebrtc/modules/congestion_controller/goog_cc/loss_based_bwe_v1_gn/moz.build
++++ third_party/libwebrtc/modules/congestion_controller/goog_cc/loss_based_bwe_v1_gn/moz.build
+@@ -13,11 +13,20 @@ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["BWE_TEST_LOGGING_COMPILE_TIME_ENABLE"] = "0"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -49782,7 +53269,7 @@ index 8c94a1281f94..b469a1c790c7 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -48,172 +58,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,183 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -49794,7 +53281,6 @@ index 8c94a1281f94..b469a1c790c7 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -49807,7 +53293,6 @@ index 8c94a1281f94..b469a1c790c7 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -49830,17 +53315,12 @@ index 8c94a1281f94..b469a1c790c7 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -49856,7 +53336,6 @@ index 8c94a1281f94..b469a1c790c7 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -49876,9 +53355,6 @@ index 8c94a1281f94..b469a1c790c7 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -49897,6 +53373,24 @@ index 8c94a1281f94..b469a1c790c7 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -49919,10 +53413,9 @@ index 8c94a1281f94..b469a1c790c7 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -49932,48 +53425,57 @@ index 8c94a1281f94..b469a1c790c7 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("vad_gn")
-diff --git third_party/libwebrtc/modules/congestion_controller/congestion_controller_gn/moz.build third_party/libwebrtc/modules/congestion_controller/congestion_controller_gn/moz.build
-index 17ab56bb0ef0..32083cc21884 100644
---- third_party/libwebrtc/modules/congestion_controller/congestion_controller_gn/moz.build
-+++ third_party/libwebrtc/modules/congestion_controller/congestion_controller_gn/moz.build
-@@ -13,10 +13,20 @@ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
- DEFINES["BWE_TEST_LOGGING_COMPILE_TIME_ENABLE"] = "0"
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("loss_based_bwe_v1_gn")
+diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/loss_based_bwe_v2_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/loss_based_bwe_v2_gn/moz.build
+index 5728e0c4b27d..da1bee07288c 100644
+--- third_party/libwebrtc/modules/congestion_controller/goog_cc/loss_based_bwe_v2_gn/moz.build
++++ third_party/libwebrtc/modules/congestion_controller/goog_cc/loss_based_bwe_v2_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -49982,7 +53484,7 @@ index 17ab56bb0ef0..32083cc21884 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -43,174 +53,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,190 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -49994,7 +53496,6 @@ index 17ab56bb0ef0..32083cc21884 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -50002,13 +53503,11 @@ index 17ab56bb0ef0..32083cc21884 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -50032,7 +53531,6 @@ index 17ab56bb0ef0..32083cc21884 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "dl",
 -        "rt"
 -    ]
 -
@@ -50042,7 +53540,6 @@ index 17ab56bb0ef0..32083cc21884 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -50058,7 +53555,6 @@ index 17ab56bb0ef0..32083cc21884 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -50099,6 +53595,24 @@ index 17ab56bb0ef0..32083cc21884 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -50121,10 +53635,9 @@ index 17ab56bb0ef0..32083cc21884 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -50134,48 +53647,57 @@ index 17ab56bb0ef0..32083cc21884 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("congestion_controller_gn")
-diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/alr_detector_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/alr_detector_gn/moz.build
-index 622fd6f57c94..f0386334b4a1 100644
---- third_party/libwebrtc/modules/congestion_controller/goog_cc/alr_detector_gn/moz.build
-+++ third_party/libwebrtc/modules/congestion_controller/goog_cc/alr_detector_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("loss_based_bwe_v2_gn")
+diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/probe_controller_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/probe_controller_gn/moz.build
+index 4f4f573cd902..51646a517e70 100644
+--- third_party/libwebrtc/modules/congestion_controller/goog_cc/probe_controller_gn/moz.build
++++ third_party/libwebrtc/modules/congestion_controller/goog_cc/probe_controller_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -50184,7 +53706,7 @@ index 622fd6f57c94..f0386334b4a1 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -50196,7 +53718,6 @@ index 622fd6f57c94..f0386334b4a1 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -50209,7 +53730,6 @@ index 622fd6f57c94..f0386334b4a1 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -50238,7 +53758,6 @@ index 622fd6f57c94..f0386334b4a1 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -50254,7 +53773,6 @@ index 622fd6f57c94..f0386334b4a1 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -50292,6 +53810,24 @@ index 622fd6f57c94..f0386334b4a1 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -50314,10 +53850,9 @@ index 622fd6f57c94..f0386334b4a1 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -50327,48 +53862,57 @@ index 622fd6f57c94..f0386334b4a1 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("alr_detector_gn")
-diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/delay_based_bwe_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/delay_based_bwe_gn/moz.build
-index ac2e6ec0c550..3ee3ac184ffc 100644
---- third_party/libwebrtc/modules/congestion_controller/goog_cc/delay_based_bwe_gn/moz.build
-+++ third_party/libwebrtc/modules/congestion_controller/goog_cc/delay_based_bwe_gn/moz.build
-@@ -13,10 +13,20 @@ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
- DEFINES["BWE_TEST_LOGGING_COMPILE_TIME_ENABLE"] = "0"
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("probe_controller_gn")
+diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/pushback_controller_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/pushback_controller_gn/moz.build
+index e189363d3ea8..5cf159041ae8 100644
+--- third_party/libwebrtc/modules/congestion_controller/goog_cc/pushback_controller_gn/moz.build
++++ third_party/libwebrtc/modules/congestion_controller/goog_cc/pushback_controller_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -50377,7 +53921,7 @@ index ac2e6ec0c550..3ee3ac184ffc 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -43,174 +53,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -50389,7 +53933,6 @@ index ac2e6ec0c550..3ee3ac184ffc 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -50397,13 +53940,11 @@ index ac2e6ec0c550..3ee3ac184ffc 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -50426,18 +53967,12 @@ index ac2e6ec0c550..3ee3ac184ffc 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -50453,7 +53988,6 @@ index ac2e6ec0c550..3ee3ac184ffc 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -50473,9 +54007,6 @@ index ac2e6ec0c550..3ee3ac184ffc 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -50494,6 +54025,24 @@ index ac2e6ec0c550..3ee3ac184ffc 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -50516,10 +54065,9 @@ index ac2e6ec0c550..3ee3ac184ffc 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -50529,48 +54077,57 @@ index ac2e6ec0c550..3ee3ac184ffc 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("delay_based_bwe_gn")
-diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/estimators_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/estimators_gn/moz.build
-index c2bee724dd5d..92b066b8825e 100644
---- third_party/libwebrtc/modules/congestion_controller/goog_cc/estimators_gn/moz.build
-+++ third_party/libwebrtc/modules/congestion_controller/goog_cc/estimators_gn/moz.build
-@@ -13,10 +13,20 @@ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("pushback_controller_gn")
+diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/send_side_bwe_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/send_side_bwe_gn/moz.build
+index c93e412e836f..0b6eb6ed39e9 100644
+--- third_party/libwebrtc/modules/congestion_controller/goog_cc/send_side_bwe_gn/moz.build
++++ third_party/libwebrtc/modules/congestion_controller/goog_cc/send_side_bwe_gn/moz.build
+@@ -13,11 +13,20 @@ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["BWE_TEST_LOGGING_COMPILE_TIME_ENABLE"] = "0"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -50579,7 +54136,7 @@ index c2bee724dd5d..92b066b8825e 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -47,174 +57,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,190 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -50591,7 +54148,6 @@ index c2bee724dd5d..92b066b8825e 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -50599,13 +54155,11 @@ index c2bee724dd5d..92b066b8825e 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -50629,7 +54183,6 @@ index c2bee724dd5d..92b066b8825e 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "dl",
 -        "rt"
 -    ]
 -
@@ -50639,7 +54192,6 @@ index c2bee724dd5d..92b066b8825e 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -50655,7 +54207,6 @@ index c2bee724dd5d..92b066b8825e 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -50696,6 +54247,24 @@ index c2bee724dd5d..92b066b8825e 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -50718,10 +54287,9 @@ index c2bee724dd5d..92b066b8825e 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -50731,48 +54299,57 @@ index c2bee724dd5d..92b066b8825e 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("estimators_gn")
-diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/goog_cc_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/goog_cc_gn/moz.build
-index ea12fe5d8f18..9a53fcdb371a 100644
---- third_party/libwebrtc/modules/congestion_controller/goog_cc/goog_cc_gn/moz.build
-+++ third_party/libwebrtc/modules/congestion_controller/goog_cc/goog_cc_gn/moz.build
-@@ -13,10 +13,20 @@ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
- DEFINES["BWE_TEST_LOGGING_COMPILE_TIME_ENABLE"] = "0"
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("send_side_bwe_gn")
+diff --git third_party/libwebrtc/modules/congestion_controller/rtp/control_handler_gn/moz.build third_party/libwebrtc/modules/congestion_controller/rtp/control_handler_gn/moz.build
+index 980bc79d04c3..313ac07d0c15 100644
+--- third_party/libwebrtc/modules/congestion_controller/rtp/control_handler_gn/moz.build
++++ third_party/libwebrtc/modules/congestion_controller/rtp/control_handler_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -50781,7 +54358,7 @@ index ea12fe5d8f18..9a53fcdb371a 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -42,174 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,191 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -50793,7 +54370,6 @@ index ea12fe5d8f18..9a53fcdb371a 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -50807,7 +54383,6 @@ index ea12fe5d8f18..9a53fcdb371a 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -50831,7 +54406,6 @@ index ea12fe5d8f18..9a53fcdb371a 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "dl",
 -        "rt"
 -    ]
 -
@@ -50841,7 +54415,6 @@ index ea12fe5d8f18..9a53fcdb371a 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -50857,7 +54430,6 @@ index ea12fe5d8f18..9a53fcdb371a 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -50899,194 +54471,23 @@ index ea12fe5d8f18..9a53fcdb371a 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
--
--    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
--
--if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
+ if CONFIG["CPU_ARCH"] == "mips32":
  
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
--
--    OS_LIBS += [
--        "android_support",
--        "unwind"
--    ]
--
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
--
--    OS_LIBS += [
--        "android_support"
--    ]
--
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["CPU_ARCH"] == "mips64":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
- Library("goog_cc_gn")
-diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/link_capacity_estimator_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/link_capacity_estimator_gn/moz.build
-index b153a0e3545b..7877c2d41539 100644
---- third_party/libwebrtc/modules/congestion_controller/goog_cc/link_capacity_estimator_gn/moz.build
-+++ third_party/libwebrtc/modules/congestion_controller/goog_cc/link_capacity_estimator_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
- DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
- DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
- DEFINES["RTC_ENABLE_VP9"] = True
-+DEFINES["USE_GLIB"] = "1"
-+DEFINES["USE_OZONE"] = "1"
-+DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
- DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
- DEFINES["WEBRTC_LIBRARY_IMPL"] = True
- DEFINES["WEBRTC_MOZILLA_BUILD"] = True
- DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
-+DEFINES["WEBRTC_POSIX"] = True
-+DEFINES["_FILE_OFFSET_BITS"] = "64"
-+DEFINES["_LARGEFILE64_SOURCE"] = True
-+DEFINES["_LARGEFILE_SOURCE"] = True
-+DEFINES["__STDC_CONSTANT_MACROS"] = True
-+DEFINES["__STDC_FORMAT_MACROS"] = True
  
- FINAL_LIBRARY = "webrtc"
- 
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
- if CONFIG["MOZ_DEBUG"] == "1":
+ if CONFIG["CPU_ARCH"] == "x86":
  
-     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
--
--if CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["ANDROID"] = True
--    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
--    DEFINES["HAVE_SYS_UIO_H"] = True
--    DEFINES["WEBRTC_ANDROID"] = True
--    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_GNU_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--    OS_LIBS += [
--        "log"
--    ]
--
--if CONFIG["OS_TARGET"] == "Darwin":
--
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_MAC"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
--    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--if CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_NSS_CERTS"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_UDEV"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--if CONFIG["OS_TARGET"] == "OpenBSD":
+-if CONFIG["CPU_ARCH"] == "x86_64":
 -
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_X11"] = "1"
--    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--if CONFIG["OS_TARGET"] == "WINNT":
--
--    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
--    DEFINES["NOMINMAX"] = True
--    DEFINES["NTDDI_VERSION"] = "0x0A000000"
--    DEFINES["PSAPI_VERSION"] = "2"
--    DEFINES["UNICODE"] = True
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_WIN"] = True
--    DEFINES["WIN32"] = True
--    DEFINES["WIN32_LEAN_AND_MEAN"] = True
--    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
--    DEFINES["WINVER"] = "0x0A00"
--    DEFINES["_ATL_NO_OPENGL"] = True
--    DEFINES["_CRT_RAND_S"] = True
--    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
--    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
--    DEFINES["_HAS_EXCEPTIONS"] = "0"
--    DEFINES["_HAS_NODISCARD"] = True
--    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
--    DEFINES["_SECURE_ATL"] = True
--    DEFINES["_UNICODE"] = True
--    DEFINES["_WIN32_WINNT"] = "0x0A00"
--    DEFINES["_WINDOWS"] = True
--    DEFINES["__STD_C"] = True
-+    DEFINES["_DEBUG"] = True
- 
- if CONFIG["CPU_ARCH"] == "aarch64":
- 
-     DEFINES["WEBRTC_ARCH_ARM64"] = True
-     DEFINES["WEBRTC_HAS_NEON"] = True
- 
--if CONFIG["CPU_ARCH"] == "arm":
--
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
--    DEFINES["WEBRTC_ARCH_ARM"] = True
--    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
--    DEFINES["WEBRTC_HAS_NEON"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -51109,10 +54510,9 @@ index b153a0e3545b..7877c2d41539 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -51122,48 +54522,57 @@ index b153a0e3545b..7877c2d41539 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("link_capacity_estimator_gn")
-diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/loss_based_bwe_v1_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/loss_based_bwe_v1_gn/moz.build
-index e3394c942051..31a345962883 100644
---- third_party/libwebrtc/modules/congestion_controller/goog_cc/loss_based_bwe_v1_gn/moz.build
-+++ third_party/libwebrtc/modules/congestion_controller/goog_cc/loss_based_bwe_v1_gn/moz.build
-@@ -13,10 +13,20 @@ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
- DEFINES["BWE_TEST_LOGGING_COMPILE_TIME_ENABLE"] = "0"
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("control_handler_gn")
+diff --git third_party/libwebrtc/modules/congestion_controller/rtp/transport_feedback_gn/moz.build third_party/libwebrtc/modules/congestion_controller/rtp/transport_feedback_gn/moz.build
+index eb5a2a87e058..b4e083731eed 100644
+--- third_party/libwebrtc/modules/congestion_controller/rtp/transport_feedback_gn/moz.build
++++ third_party/libwebrtc/modules/congestion_controller/rtp/transport_feedback_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -51172,7 +54581,7 @@ index e3394c942051..31a345962883 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -42,165 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,190 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -51184,7 +54593,6 @@ index e3394c942051..31a345962883 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -51197,7 +54605,6 @@ index e3394c942051..31a345962883 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -51220,13 +54627,16 @@ index e3394c942051..31a345962883 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -51242,7 +54652,6 @@ index e3394c942051..31a345962883 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -51262,6 +54671,9 @@ index e3394c942051..31a345962883 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -51280,6 +54692,24 @@ index e3394c942051..31a345962883 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -51302,10 +54732,9 @@ index e3394c942051..31a345962883 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -51315,48 +54744,58 @@ index e3394c942051..31a345962883 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("loss_based_bwe_v1_gn")
-diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/loss_based_bwe_v2_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/loss_based_bwe_v2_gn/moz.build
-index 4064872b725e..4560734ac334 100644
---- third_party/libwebrtc/modules/congestion_controller/goog_cc/loss_based_bwe_v2_gn/moz.build
-+++ third_party/libwebrtc/modules/congestion_controller/goog_cc/loss_based_bwe_v2_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("transport_feedback_gn")
+diff --git third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn/moz.build third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn/moz.build
+index 06e178901e14..8c38587543bd 100644
+--- third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn/moz.build
++++ third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn/moz.build
+@@ -12,12 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -51365,33 +54804,20 @@ index 4064872b725e..4560734ac334 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,110 +53,23 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
--
--if CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["ANDROID"] = True
--    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
--    DEFINES["HAVE_SYS_UIO_H"] = True
--    DEFINES["WEBRTC_ANDROID"] = True
--    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_GNU_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--    OS_LIBS += [
--        "GLESv2",
--        "log"
--    ]
--
++    DEFINES["_DEBUG"] = True
+ 
 -if CONFIG["OS_TARGET"] == "Darwin":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["CPU_ARCH"] == "x86":
+ 
+     CXXFLAGS += [
++        "-msse2",
+         "-msse2"
+     ]
+ 
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -51409,23 +54835,23 @@ index 4064872b725e..4560734ac334 100644
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
--
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -51441,7 +54867,6 @@ index 4064872b725e..4560734ac334 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -51460,33 +54885,6 @@ index 4064872b725e..4560734ac334 100644
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
-+    DEFINES["_DEBUG"] = True
- 
- if CONFIG["CPU_ARCH"] == "aarch64":
- 
-     DEFINES["WEBRTC_ARCH_ARM64"] = True
-     DEFINES["WEBRTC_HAS_NEON"] = True
- 
--if CONFIG["CPU_ARCH"] == "arm":
--
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
--    DEFINES["WEBRTC_ARCH_ARM"] = True
--    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
--    DEFINES["WEBRTC_HAS_NEON"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["_DEBUG"] = True
--
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
@@ -51508,57 +54906,37 @@ index 4064872b725e..4560734ac334 100644
  
      DEFINES["USE_X11"] = "1"
  
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
--
--    OS_LIBS += [
--        "android_support",
--        "unwind"
--    ]
--
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
--
--    OS_LIBS += [
--        "android_support"
--    ]
--
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
+-    CXXFLAGS += [
+-        "-msse2",
+-        "-msse2"
+-    ]
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
 -
- Library("loss_based_bwe_v2_gn")
-diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/probe_controller_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/probe_controller_gn/moz.build
-index e337176f2165..7846458c2ba7 100644
---- third_party/libwebrtc/modules/congestion_controller/goog_cc/probe_controller_gn/moz.build
-+++ third_party/libwebrtc/modules/congestion_controller/goog_cc/probe_controller_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("desktop_capture_differ_sse2_gn")
+diff --git third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn/moz.build third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn/moz.build
+index 63c0e0b52d57..77ef9f7209ee 100644
+--- third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn/moz.build
++++ third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn/moz.build
+@@ -14,11 +14,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -51567,32 +54945,13 @@ index e337176f2165..7846458c2ba7 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -70,180 +79,13 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
--if CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["ANDROID"] = True
--    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
--    DEFINES["HAVE_SYS_UIO_H"] = True
--    DEFINES["WEBRTC_ANDROID"] = True
--    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_GNU_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -51600,6 +54959,12 @@ index e337176f2165..7846458c2ba7 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/modules/desktop_capture/mac/desktop_configuration_monitor.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/mac/full_screen_mac_application_handler.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/mac/window_list_utils.cc"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
@@ -51615,20 +54980,63 @@ index e337176f2165..7846458c2ba7 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-    SOURCES += [
+-        "/third_party/libwebrtc/modules/desktop_capture/mouse_cursor_monitor_linux.cc"
+-    ]
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/modules/desktop_capture/screen_capturer_linux.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/window_capturer_linux.cc"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["WEBRTC_USE_X11"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "X11",
+-        "Xcomposite",
+-        "Xdamage",
+-        "Xext",
+-        "Xfixes",
+-        "Xrandr",
+-        "Xrender",
+-        "Xtst"
+-    ]
+-
+-    SOURCES += [
+-        "/third_party/libwebrtc/modules/desktop_capture/mouse_cursor_monitor_linux.cc"
+-    ]
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/mouse_cursor_monitor_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/screen_capturer_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/shared_x_display.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_capturer_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_finder_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_list_utils.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_atom_cache.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_error_trap.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_server_pixel_buffer.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_window_property.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/screen_capturer_linux.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/window_capturer_linux.cc"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
@@ -51637,7 +55045,6 @@ index e337176f2165..7846458c2ba7 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -51657,15 +55064,55 @@ index e337176f2165..7846458c2ba7 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
+-        "crypt32",
+-        "d3d11",
+-        "dxgi",
+-        "iphlpapi",
+-        "secur32",
+-        "shcore",
 -        "winmm"
 -    ]
+-
+-    SOURCES += [
+-        "/third_party/libwebrtc/modules/desktop_capture/win/screen_capturer_win_gdi.cc"
+-    ]
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/modules/desktop_capture/cropping_window_capturer_win.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_frame_win.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/mouse_cursor_monitor_win.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/screen_capturer_win.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/cursor.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/d3d_device.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/desktop.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/desktop_capture_utils.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/display_configuration_monitor.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/dxgi_adapter_duplicator.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/dxgi_context.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/dxgi_duplicator_controller.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/dxgi_frame.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/dxgi_output_duplicator.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/dxgi_texture.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/dxgi_texture_mapping.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/dxgi_texture_staging.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/full_screen_win_application_handler.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/scoped_thread_desktop.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/screen_capture_utils.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/screen_capturer_win_directx.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/screen_capturer_win_magnifier.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/selected_window_context.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/window_capture_utils.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/win/window_capturer_win_gdi.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/window_capturer_win.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/window_finder_win.cc"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
- 
+-
 -if CONFIG["CPU_ARCH"] == "arm":
 -
 -    CXXFLAGS += [
@@ -51675,10 +55122,152 @@ index e337176f2165..7846458c2ba7 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+     DEFINES["WEBRTC_USE_PIPEWIRE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+     LOCAL_INCLUDES += [
+         "/gfx/angle/checkout/include/",
+@@ -256,7 +98,8 @@ if CONFIG["CPU_ARCH"] == "arm":
+     ]
+ 
+     SOURCES += [
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/base_capturer_pipewire.cc"
++        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/base_capturer_pipewire.cc",
++        "/third_party/libwebrtc/modules/desktop_capture/mouse_cursor_monitor_linux.cc"
+     ]
+ 
+     UNIFIED_SOURCES += [
+@@ -266,7 +109,9 @@ if CONFIG["CPU_ARCH"] == "arm":
+         "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screen_capture_portal_interface.cc",
+         "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screencast_portal.cc",
+         "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screencast_stream_utils.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/shared_screencast_stream.cc"
++        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/shared_screencast_stream.cc",
++        "/third_party/libwebrtc/modules/desktop_capture/screen_capturer_linux.cc",
++        "/third_party/libwebrtc/modules/desktop_capture/window_capturer_linux.cc"
+     ]
+ 
+ if CONFIG["CPU_ARCH"] == "mips32":
+@@ -274,7 +119,6 @@ if CONFIG["CPU_ARCH"] == "mips32":
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+     DEFINES["WEBRTC_USE_PIPEWIRE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+     LOCAL_INCLUDES += [
+         "/gfx/angle/checkout/include/",
+@@ -287,7 +131,8 @@ if CONFIG["CPU_ARCH"] == "mips32":
+     ]
+ 
+     SOURCES += [
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/base_capturer_pipewire.cc"
++        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/base_capturer_pipewire.cc",
++        "/third_party/libwebrtc/modules/desktop_capture/mouse_cursor_monitor_linux.cc"
+     ]
+ 
+     UNIFIED_SOURCES += [
+@@ -297,13 +142,14 @@ if CONFIG["CPU_ARCH"] == "mips32":
+         "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screen_capture_portal_interface.cc",
+         "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screencast_portal.cc",
+         "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screencast_stream_utils.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/shared_screencast_stream.cc"
++        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/shared_screencast_stream.cc",
++        "/third_party/libwebrtc/modules/desktop_capture/screen_capturer_linux.cc",
++        "/third_party/libwebrtc/modules/desktop_capture/window_capturer_linux.cc"
+     ]
+ 
+ if CONFIG["CPU_ARCH"] == "mips64":
+ 
+     DEFINES["WEBRTC_USE_PIPEWIRE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+     LOCAL_INCLUDES += [
+         "/gfx/angle/checkout/include/",
+@@ -316,7 +162,8 @@ if CONFIG["CPU_ARCH"] == "mips64":
+     ]
+ 
+     SOURCES += [
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/base_capturer_pipewire.cc"
++        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/base_capturer_pipewire.cc",
++        "/third_party/libwebrtc/modules/desktop_capture/mouse_cursor_monitor_linux.cc"
+     ]
+ 
+     UNIFIED_SOURCES += [
+@@ -326,128 +173,19 @@ if CONFIG["CPU_ARCH"] == "mips64":
+         "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screen_capture_portal_interface.cc",
+         "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screencast_portal.cc",
+         "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screencast_stream_utils.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/shared_screencast_stream.cc"
+-    ]
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-if CONFIG["CPU_ARCH"] == "ppc64":
 -
--    DEFINES["_DEBUG"] = True
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_USE_X11"] = True
+-
+-    OS_LIBS += [
+-        "X11",
+-        "Xcomposite",
+-        "Xdamage",
+-        "Xext",
+-        "Xfixes",
+-        "Xrandr",
+-        "Xrender",
+-        "Xtst"
+-    ]
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/mouse_cursor_monitor_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/screen_capturer_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/shared_x_display.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_capturer_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_finder_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_list_utils.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_atom_cache.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_error_trap.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_server_pixel_buffer.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_window_property.cc"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "riscv64":
+-
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_USE_X11"] = True
+-
+-    OS_LIBS += [
+-        "X11",
+-        "Xcomposite",
+-        "Xdamage",
+-        "Xext",
+-        "Xfixes",
+-        "Xrandr",
+-        "Xrender",
+-        "Xtst"
+-    ]
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/mouse_cursor_monitor_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/screen_capturer_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/shared_x_display.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_capturer_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_finder_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_list_utils.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_atom_cache.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_error_trap.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_server_pixel_buffer.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_window_property.cc"
++        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/shared_screencast_stream.cc",
++        "/third_party/libwebrtc/modules/desktop_capture/screen_capturer_linux.cc",
++        "/third_party/libwebrtc/modules/desktop_capture/window_capturer_linux.cc"
+     ]
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
@@ -51696,97 +55285,376 @@ index e337176f2165..7846458c2ba7 100644
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
--if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
--
--    OS_LIBS += [
--        "android_support",
--        "unwind"
--    ]
--
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
--
--    OS_LIBS += [
--        "android_support"
--    ]
--
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_USE_PIPEWIRE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-    LOCAL_INCLUDES += [
+-        "/gfx/angle/checkout/include/",
+-        "/third_party/drm/drm/",
+-        "/third_party/drm/drm/include/",
+-        "/third_party/drm/drm/include/libdrm/",
+-        "/third_party/gbm/gbm/",
+-        "/third_party/libepoxy/libepoxy/include/",
+-        "/third_party/pipewire/"
+-    ]
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
+-    SOURCES += [
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/base_capturer_pipewire.cc"
+-    ]
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/egl_dmabuf.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/mouse_cursor_monitor_pipewire.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/restore_token_manager.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screen_capture_portal_interface.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screencast_portal.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screencast_stream_utils.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/shared_screencast_stream.cc"
+-    ]
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+     DEFINES["WEBRTC_USE_PIPEWIRE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
--
+ 
+     LOCAL_INCLUDES += [
+         "/gfx/angle/checkout/include/",
+@@ -460,7 +198,8 @@ if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+     ]
+ 
+     SOURCES += [
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/base_capturer_pipewire.cc"
++        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/base_capturer_pipewire.cc",
++        "/third_party/libwebrtc/modules/desktop_capture/mouse_cursor_monitor_linux.cc"
+     ]
+ 
+     UNIFIED_SOURCES += [
+@@ -470,13 +209,15 @@ if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+         "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screen_capture_portal_interface.cc",
+         "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screencast_portal.cc",
+         "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screencast_stream_utils.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/shared_screencast_stream.cc"
++        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/shared_screencast_stream.cc",
++        "/third_party/libwebrtc/modules/desktop_capture/screen_capturer_linux.cc",
++        "/third_party/libwebrtc/modules/desktop_capture/window_capturer_linux.cc"
+     ]
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+     DEFINES["WEBRTC_USE_PIPEWIRE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("probe_controller_gn")
-diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/pushback_controller_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/pushback_controller_gn/moz.build
-index b7b66731706b..955762f4f4e9 100644
---- third_party/libwebrtc/modules/congestion_controller/goog_cc/pushback_controller_gn/moz.build
-+++ third_party/libwebrtc/modules/congestion_controller/goog_cc/pushback_controller_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
- DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
- DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
- DEFINES["RTC_ENABLE_VP9"] = True
-+DEFINES["USE_GLIB"] = "1"
-+DEFINES["USE_OZONE"] = "1"
-+DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
- DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
- DEFINES["WEBRTC_LIBRARY_IMPL"] = True
- DEFINES["WEBRTC_MOZILLA_BUILD"] = True
- DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
-+DEFINES["WEBRTC_POSIX"] = True
-+DEFINES["_FILE_OFFSET_BITS"] = "64"
-+DEFINES["_LARGEFILE64_SOURCE"] = True
-+DEFINES["_LARGEFILE_SOURCE"] = True
-+DEFINES["__STDC_CONSTANT_MACROS"] = True
-+DEFINES["__STDC_FORMAT_MACROS"] = True
  
- FINAL_LIBRARY = "webrtc"
+     LOCAL_INCLUDES += [
+         "/gfx/angle/checkout/include/",
+@@ -489,7 +230,8 @@ if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+     ]
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
- if CONFIG["MOZ_DEBUG"] == "1":
+     SOURCES += [
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/base_capturer_pipewire.cc"
++        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/base_capturer_pipewire.cc",
++        "/third_party/libwebrtc/modules/desktop_capture/mouse_cursor_monitor_linux.cc"
+     ]
  
-     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+     UNIFIED_SOURCES += [
+@@ -499,97 +241,12 @@ if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+         "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screen_capture_portal_interface.cc",
+         "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screencast_portal.cc",
+         "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screencast_stream_utils.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/shared_screencast_stream.cc"
+-    ]
 -
--if CONFIG["OS_TARGET"] == "Android":
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["ANDROID"] = True
--    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
--    DEFINES["HAVE_SYS_UIO_H"] = True
--    DEFINES["WEBRTC_ANDROID"] = True
--    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_GNU_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_USE_X11"] = True
 -
 -    OS_LIBS += [
--        "log"
+-        "X11",
+-        "Xcomposite",
+-        "Xdamage",
+-        "Xext",
+-        "Xfixes",
+-        "Xrandr",
+-        "Xrender",
+-        "Xtst"
 -    ]
 -
--if CONFIG["OS_TARGET"] == "Darwin":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_MAC"] = True
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/mouse_cursor_monitor_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/screen_capturer_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/shared_x_display.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_capturer_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_finder_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_list_utils.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_atom_cache.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_error_trap.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_server_pixel_buffer.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_window_property.cc"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_USE_X11"] = True
+-
+-    OS_LIBS += [
+-        "X11",
+-        "Xcomposite",
+-        "Xdamage",
+-        "Xext",
+-        "Xfixes",
+-        "Xrandr",
+-        "Xrender",
+-        "Xtst"
+-    ]
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/mouse_cursor_monitor_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/screen_capturer_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/shared_x_display.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_capturer_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_finder_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_list_utils.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_atom_cache.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_error_trap.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_server_pixel_buffer.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_window_property.cc"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "mips32" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_USE_X11"] = True
+-
+-    OS_LIBS += [
+-        "X11",
+-        "Xcomposite",
+-        "Xdamage",
+-        "Xext",
+-        "Xfixes",
+-        "Xrandr",
+-        "Xrender",
+-        "Xtst"
+-    ]
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/mouse_cursor_monitor_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/screen_capturer_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/shared_x_display.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_capturer_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_finder_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_list_utils.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_atom_cache.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_error_trap.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_server_pixel_buffer.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_window_property.cc"
++        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/shared_screencast_stream.cc",
++        "/third_party/libwebrtc/modules/desktop_capture/screen_capturer_linux.cc",
++        "/third_party/libwebrtc/modules/desktop_capture/window_capturer_linux.cc"
+     ]
+ 
+-if CONFIG["CPU_ARCH"] == "mips64" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+     DEFINES["WEBRTC_USE_X11"] = True
+@@ -618,62 +275,23 @@ if CONFIG["CPU_ARCH"] == "mips64" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TA
+         "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_window_property.cc"
+     ]
+ 
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_USE_X11"] = True
+-
+-    OS_LIBS += [
+-        "X11",
+-        "Xcomposite",
+-        "Xdamage",
+-        "Xext",
+-        "Xfixes",
+-        "Xrandr",
+-        "Xrender",
+-        "Xtst"
+-    ]
++if CONFIG["CPU_ARCH"] == "ppc64" and not CONFIG["MOZ_X11"] and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/mouse_cursor_monitor_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/screen_capturer_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/shared_x_display.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_capturer_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_finder_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_list_utils.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_atom_cache.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_error_trap.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_server_pixel_buffer.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_window_property.cc"
++        "/third_party/libwebrtc/modules/desktop_capture/mouse_cursor_monitor_null.cc",
++        "/third_party/libwebrtc/modules/desktop_capture/screen_capturer_null.cc",
++        "/third_party/libwebrtc/modules/desktop_capture/window_capturer_null.cc"
+     ]
+ 
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_USE_X11"] = True
++if CONFIG["CPU_ARCH"] == "ppc64" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+-    OS_LIBS += [
+-        "X11",
+-        "Xcomposite",
+-        "Xdamage",
+-        "Xext",
+-        "Xfixes",
+-        "Xrandr",
+-        "Xrender",
+-        "Xtst"
++    SOURCES += [
++        "/third_party/libwebrtc/modules/desktop_capture/mouse_cursor_monitor_linux.cc"
+     ]
+ 
+     UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/mouse_cursor_monitor_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/screen_capturer_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/shared_x_display.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_capturer_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_finder_x11.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_list_utils.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_atom_cache.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_error_trap.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_server_pixel_buffer.cc",
+-        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_window_property.cc"
++        "/third_party/libwebrtc/modules/desktop_capture/screen_capturer_linux.cc",
++        "/third_party/libwebrtc/modules/desktop_capture/window_capturer_linux.cc"
+     ]
+ 
+ Library("desktop_capture_gn")
+diff --git third_party/libwebrtc/modules/desktop_capture/desktop_capture_objc_gn/moz.build third_party/libwebrtc/modules/desktop_capture/desktop_capture_objc_gn/moz.build
+deleted file mode 100644
+index 2706bed4a65f..000000000000
+--- third_party/libwebrtc/modules/desktop_capture/desktop_capture_objc_gn/moz.build
++++ /dev/null
+@@ -1,77 +0,0 @@
+-# This Source Code Form is subject to the terms of the Mozilla Public
+-# License, v. 2.0. If a copy of the MPL was not distributed with this
+-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+-
+-
+-  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
+-  ### DO NOT edit it by hand.                                       ###
+-
+-CMMFLAGS += [
+-    "-fobjc-arc"
+-]
+-
+-COMPILE_FLAGS["OS_INCLUDES"] = []
+-AllowCompilerWarnings()
+-
+-DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+-DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+-DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+-DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_MAC"] = True
+-DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+-DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+-DEFINES["WEBRTC_POSIX"] = True
+-DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
+-DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-DEFINES["__STDC_CONSTANT_MACROS"] = True
+-DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-FINAL_LIBRARY = "webrtc"
+-
+-
+-LOCAL_INCLUDES += [
+-    "!/ipc/ipdl/_ipdlheaders",
+-    "!/third_party/libwebrtc/gen",
+-    "/ipc/chromium/src",
+-    "/third_party/libwebrtc/",
+-    "/third_party/libwebrtc/sdk/objc/",
+-    "/third_party/libwebrtc/sdk/objc/base/",
+-    "/third_party/libwebrtc/third_party/abseil-cpp/",
+-    "/tools/profiler/public"
+-]
+-
+-UNIFIED_SOURCES += [
+-    "/third_party/libwebrtc/modules/desktop_capture/mac/desktop_configuration.mm",
+-    "/third_party/libwebrtc/modules/desktop_capture/mac/desktop_frame_cgimage.mm",
+-    "/third_party/libwebrtc/modules/desktop_capture/mac/desktop_frame_iosurface.mm",
+-    "/third_party/libwebrtc/modules/desktop_capture/mac/desktop_frame_provider.mm",
+-    "/third_party/libwebrtc/modules/desktop_capture/mac/screen_capturer_mac.mm",
+-    "/third_party/libwebrtc/modules/desktop_capture/mouse_cursor_monitor_mac.mm",
+-    "/third_party/libwebrtc/modules/desktop_capture/screen_capturer_darwin.mm",
+-    "/third_party/libwebrtc/modules/desktop_capture/window_capturer_mac.mm",
+-    "/third_party/libwebrtc/modules/desktop_capture/window_finder_mac.mm"
+-]
+-
+-if not CONFIG["MOZ_DEBUG"]:
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+-    DEFINES["NDEBUG"] = True
+-    DEFINES["NVALGRIND"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1":
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["CPU_ARCH"] == "aarch64":
+-
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-Library("desktop_capture_objc_gn")
+diff --git third_party/libwebrtc/modules/desktop_capture/primitives_gn/moz.build third_party/libwebrtc/modules/desktop_capture/primitives_gn/moz.build
+index 59c2ba037b83..4458ad4e5673 100644
+--- third_party/libwebrtc/modules/desktop_capture/primitives_gn/moz.build
++++ third_party/libwebrtc/modules/desktop_capture/primitives_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -49,165 +58,31 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
@@ -51814,7 +55682,6 @@ index b7b66731706b..955762f4f4e9 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -51830,7 +55697,6 @@ index b7b66731706b..955762f4f4e9 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -51848,10 +55714,6 @@ index b7b66731706b..955762f4f4e9 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -51868,10 +55730,33 @@ index b7b66731706b..955762f4f4e9 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
 -
--    DEFINES["_DEBUG"] = True
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "ppc64":
+-
+-    DEFINES["USE_X11"] = "1"
+-
+-if CONFIG["CPU_ARCH"] == "riscv64":
+-
+-    DEFINES["USE_X11"] = "1"
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
@@ -51889,62 +55774,67 @@ index b7b66731706b..955762f4f4e9 100644
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
--if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    OS_LIBS += [
--        "android_support",
--        "unwind"
--    ]
+-    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    OS_LIBS += [
--        "android_support"
--    ]
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
+-    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["USE_X11"] = "1"
 -
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["USE_X11"] = "1"
 -
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["CPU_ARCH"] == "mips32" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["USE_X11"] = "1"
 -
- Library("pushback_controller_gn")
-diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/send_side_bwe_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/send_side_bwe_gn/moz.build
-index 742df43bbb7b..a8b9df15c673 100644
---- third_party/libwebrtc/modules/congestion_controller/goog_cc/send_side_bwe_gn/moz.build
-+++ third_party/libwebrtc/modules/congestion_controller/goog_cc/send_side_bwe_gn/moz.build
-@@ -13,10 +13,20 @@ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
- DEFINES["BWE_TEST_LOGGING_COMPILE_TIME_ENABLE"] = "0"
+-if CONFIG["CPU_ARCH"] == "mips64" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_X11"] = "1"
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+-    DEFINES["USE_X11"] = "1"
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+diff --git third_party/libwebrtc/modules/module_api_gn/moz.build third_party/libwebrtc/modules/module_api_gn/moz.build
+index 3b999fdfdfe9..b5cd5bd51eb9 100644
+--- third_party/libwebrtc/modules/module_api_gn/moz.build
++++ third_party/libwebrtc/modules/module_api_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -51953,7 +55843,7 @@ index 742df43bbb7b..a8b9df15c673 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -42,174 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -51965,21 +55855,14 @@ index 742df43bbb7b..a8b9df15c673 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "GLESv2",
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -52002,18 +55885,12 @@ index 742df43bbb7b..a8b9df15c673 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -52029,7 +55906,6 @@ index 742df43bbb7b..a8b9df15c673 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -52047,13 +55923,6 @@ index 742df43bbb7b..a8b9df15c673 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -52063,14 +55932,26 @@ index 742df43bbb7b..a8b9df15c673 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -52111,42 +55992,38 @@ index 742df43bbb7b..a8b9df15c673 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("send_side_bwe_gn")
-diff --git third_party/libwebrtc/modules/congestion_controller/rtp/control_handler_gn/moz.build third_party/libwebrtc/modules/congestion_controller/rtp/control_handler_gn/moz.build
-index b81ef2d22af8..f5e8378c39d3 100644
---- third_party/libwebrtc/modules/congestion_controller/rtp/control_handler_gn/moz.build
-+++ third_party/libwebrtc/modules/congestion_controller/rtp/control_handler_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("module_api_gn")
+diff --git third_party/libwebrtc/modules/module_api_public_gn/moz.build third_party/libwebrtc/modules/module_api_public_gn/moz.build
+index 6d3952410c70..6d2484302b75 100644
+--- third_party/libwebrtc/modules/module_api_public_gn/moz.build
++++ third_party/libwebrtc/modules/module_api_public_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -52155,7 +56032,7 @@ index b81ef2d22af8..f5e8378c39d3 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -52167,21 +56044,14 @@ index b81ef2d22af8..f5e8378c39d3 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "GLESv2",
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -52204,18 +56074,12 @@ index b81ef2d22af8..f5e8378c39d3 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -52231,7 +56095,6 @@ index b81ef2d22af8..f5e8378c39d3 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -52249,13 +56112,6 @@ index b81ef2d22af8..f5e8378c39d3 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -52265,14 +56121,26 @@ index b81ef2d22af8..f5e8378c39d3 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -52313,42 +56181,38 @@ index b81ef2d22af8..f5e8378c39d3 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("control_handler_gn")
-diff --git third_party/libwebrtc/modules/congestion_controller/rtp/transport_feedback_gn/moz.build third_party/libwebrtc/modules/congestion_controller/rtp/transport_feedback_gn/moz.build
-index b4d2de8176da..4bdb06502a73 100644
---- third_party/libwebrtc/modules/congestion_controller/rtp/transport_feedback_gn/moz.build
-+++ third_party/libwebrtc/modules/congestion_controller/rtp/transport_feedback_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("module_api_public_gn")
+diff --git third_party/libwebrtc/modules/module_fec_api_gn/moz.build third_party/libwebrtc/modules/module_fec_api_gn/moz.build
+index 3badc9ded12e..b50fec7f7d98 100644
+--- third_party/libwebrtc/modules/module_fec_api_gn/moz.build
++++ third_party/libwebrtc/modules/module_fec_api_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -52357,7 +56221,7 @@ index b4d2de8176da..4bdb06502a73 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -42,174 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -52369,21 +56233,14 @@ index b4d2de8176da..4bdb06502a73 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "GLESv2",
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -52406,18 +56263,12 @@ index b4d2de8176da..4bdb06502a73 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -52433,7 +56284,6 @@ index b4d2de8176da..4bdb06502a73 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -52451,13 +56301,6 @@ index b4d2de8176da..4bdb06502a73 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -52467,14 +56310,26 @@ index b4d2de8176da..4bdb06502a73 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -52515,49 +56370,38 @@ index b4d2de8176da..4bdb06502a73 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("transport_feedback_gn")
-diff --git third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn/moz.build third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn/moz.build
-index 1d9b39c90ee9..df973d1d6465 100644
---- third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn/moz.build
-+++ third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn/moz.build
-@@ -9,14 +9,27 @@
- COMPILE_FLAGS["OS_INCLUDES"] = []
- AllowCompilerWarnings()
- 
-+CXXFLAGS += [
-+    "-msse2"
-+]
-+
+ Library("module_fec_api_gn")
+diff --git third_party/libwebrtc/modules/pacing/interval_budget_gn/moz.build third_party/libwebrtc/modules/pacing/interval_budget_gn/moz.build
+index 17d4371d72e0..f42d208ca469 100644
+--- third_party/libwebrtc/modules/pacing/interval_budget_gn/moz.build
++++ third_party/libwebrtc/modules/pacing/interval_budget_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
- DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -52566,17 +56410,30 @@ index 1d9b39c90ee9..df973d1d6465 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -42,100 +55,9 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
--if CONFIG["OS_TARGET"] == "Darwin":
+-if CONFIG["OS_TARGET"] == "Android":
 -
--    CXXFLAGS += [
--        "-msse2"
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
 -    ]
 -
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -52586,10 +56443,6 @@ index 1d9b39c90ee9..df973d1d6465 100644
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
--    CXXFLAGS += [
--        "-msse2"
--    ]
--
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
@@ -52598,7 +56451,6 @@ index 1d9b39c90ee9..df973d1d6465 100644
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
@@ -52606,10 +56458,6 @@ index 1d9b39c90ee9..df973d1d6465 100644
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
--    CXXFLAGS += [
--        "-msse2"
--    ]
--
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
@@ -52646,14 +56494,52 @@ index 1d9b39c90ee9..df973d1d6465 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
--
-     DEFINES["_DEBUG"] = True
++    DEFINES["_DEBUG"] = True
  
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
 -
--    DEFINES["_DEBUG"] = True
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
@@ -52664,27 +56550,69 @@ index 1d9b39c90ee9..df973d1d6465 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_X11"] = "1"
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
-     DEFINES["USE_X11"] = "1"
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["USE_X11"] = "1"
  
-diff --git third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn/moz.build third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn/moz.build
-index 8631744ab1bf..04e39447905c 100644
---- third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn/moz.build
-+++ third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn/moz.build
-@@ -14,10 +14,20 @@ AllowCompilerWarnings()
+ Library("interval_budget_gn")
+diff --git third_party/libwebrtc/modules/pacing/pacing_gn/moz.build third_party/libwebrtc/modules/pacing/pacing_gn/moz.build
+index 6fb893c2db14..5605df303cd7 100644
+--- third_party/libwebrtc/modules/pacing/pacing_gn/moz.build
++++ third_party/libwebrtc/modules/pacing/pacing_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -52693,15 +56621,31 @@ index 8631744ab1bf..04e39447905c 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -69,62 +79,25 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -50,191 +59,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
-+    DEFINES["_DEBUG"] = True
- 
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -52709,15 +56653,8 @@ index 8631744ab1bf..04e39447905c 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/modules/desktop_capture/mac/desktop_configuration_monitor.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/mac/full_screen_mac_application_handler.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/mac/window_list_utils.cc"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["CPU_ARCH"] == "aarch64":
- 
+-
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
@@ -52730,45 +56667,24 @@ index 8631744ab1bf..04e39447905c 100644
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
-+    DEFINES["WEBRTC_ARCH_ARM64"] = True
-+    DEFINES["WEBRTC_HAS_NEON"] = True
- 
+-
 -    OS_LIBS += [
 -        "rt"
 -    ]
-+if not CONFIG["MOZ_X11"] and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/modules/desktop_capture/mouse_cursor_monitor_linux.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/screen_capturer_linux.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/window_capturer_linux.cc"
-+        "/third_party/libwebrtc/modules/desktop_capture/mouse_cursor_monitor_null.cc",
-+        "/third_party/libwebrtc/modules/desktop_capture/screen_capturer_null.cc",
-+        "/third_party/libwebrtc/modules/desktop_capture/window_capturer_null.cc"
-     ]
- 
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
+-
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
-     DEFINES["USE_X11"] = "1"
+-    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
-     DEFINES["WEBRTC_USE_X11"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
- 
-     OS_LIBS += [
-         "X11",
-@@ -153,287 +126,4 @@ if CONFIG["OS_TARGET"] == "OpenBSD":
-         "/third_party/libwebrtc/modules/desktop_capture/window_capturer_linux.cc"
-     ]
- 
+-
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
@@ -52777,7 +56693,6 @@ index 8631744ab1bf..04e39447905c 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -52798,52 +56713,17 @@ index 8631744ab1bf..04e39447905c 100644
 -
 -    OS_LIBS += [
 -        "crypt32",
--        "d3d11",
--        "dxgi",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
--
--    SOURCES += [
--        "/third_party/libwebrtc/modules/desktop_capture/win/screen_capturer_win_gdi.cc"
--    ]
--
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/modules/desktop_capture/cropping_window_capturer_win.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/desktop_frame_win.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/mouse_cursor_monitor_win.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/screen_capturer_win.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/win/cursor.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/win/d3d_device.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/win/desktop.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/win/desktop_capture_utils.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/win/display_configuration_monitor.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/win/dxgi_adapter_duplicator.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/win/dxgi_context.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/win/dxgi_duplicator_controller.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/win/dxgi_frame.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/win/dxgi_output_duplicator.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/win/dxgi_texture.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/win/dxgi_texture_mapping.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/win/dxgi_texture_staging.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/win/full_screen_win_application_handler.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/win/scoped_thread_desktop.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/win/screen_capture_utils.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/win/screen_capturer_win_directx.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/win/screen_capturer_win_magnifier.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/win/selected_window_context.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/win/window_capture_utils.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/win/window_capturer_win_gdi.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/window_capturer_win.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/window_finder_win.cc"
--    ]
--
--if CONFIG["CPU_ARCH"] == "aarch64":
--
--    DEFINES["WEBRTC_ARCH_ARM64"] = True
--    DEFINES["WEBRTC_HAS_NEON"] = True
--
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "arm":
 -
 -    CXXFLAGS += [
@@ -52852,43 +56732,29 @@ index 8631744ab1bf..04e39447905c 100644
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
--    DEFINES["WEBRTC_USE_PIPEWIRE"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
--    SOURCES += [
--        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/moz_base_capturer_pipewire.cc"
--    ]
+-if CONFIG["CPU_ARCH"] == "mips64":
 -
--if CONFIG["CPU_ARCH"] == "ppc64":
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
--    DEFINES["USE_X11"] = "1"
--    DEFINES["WEBRTC_USE_X11"] = True
+-if CONFIG["CPU_ARCH"] == "x86_64":
 -
--    OS_LIBS += [
--        "X11",
--        "Xcomposite",
--        "Xdamage",
--        "Xext",
--        "Xfixes",
--        "Xrandr",
--        "Xrender",
--        "Xtst"
--    ]
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/mouse_cursor_monitor_x11.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/screen_capturer_x11.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/shared_x_display.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_capturer_x11.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_finder_x11.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_list_utils.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_atom_cache.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_error_trap.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_server_pixel_buffer.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_window_property.cc"
--    ]
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
@@ -52906,248 +56772,123 @@ index 8631744ab1bf..04e39447905c 100644
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_USE_PIPEWIRE"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--    SOURCES += [
--        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/moz_base_capturer_pipewire.cc"
--    ]
--
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_USE_PIPEWIRE"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--    SOURCES += [
--        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/moz_base_capturer_pipewire.cc"
--    ]
--
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_USE_PIPEWIRE"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--    SOURCES += [
--        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/moz_base_capturer_pipewire.cc"
--    ]
--
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
--    DEFINES["WEBRTC_USE_X11"] = True
--
--    OS_LIBS += [
--        "X11",
--        "Xcomposite",
--        "Xdamage",
--        "Xext",
--        "Xfixes",
--        "Xrandr",
--        "Xrender",
--        "Xtst"
--    ]
--
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/mouse_cursor_monitor_x11.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/screen_capturer_x11.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/shared_x_display.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_capturer_x11.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_finder_x11.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_list_utils.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_atom_cache.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_error_trap.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_server_pixel_buffer.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_window_property.cc"
--    ]
--
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["USE_X11"] = "1"
--    DEFINES["WEBRTC_USE_X11"] = True
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
--        "X11",
--        "Xcomposite",
--        "Xdamage",
--        "Xext",
--        "Xfixes",
--        "Xrandr",
--        "Xrender",
--        "Xtst"
--    ]
--
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/mouse_cursor_monitor_x11.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/screen_capturer_x11.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/shared_x_display.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_capturer_x11.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_finder_x11.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_list_utils.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_atom_cache.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_error_trap.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_server_pixel_buffer.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_window_property.cc"
+-        "android_support",
+-        "unwind"
 -    ]
 -
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["USE_X11"] = "1"
--    DEFINES["WEBRTC_USE_X11"] = True
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
--        "X11",
--        "Xcomposite",
--        "Xdamage",
--        "Xext",
--        "Xfixes",
--        "Xrandr",
--        "Xrender",
--        "Xtst"
+-        "android_support"
 -    ]
 -
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/mouse_cursor_monitor_x11.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/screen_capturer_x11.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/shared_x_display.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_capturer_x11.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_finder_x11.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_list_utils.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_atom_cache.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_error_trap.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_server_pixel_buffer.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_window_property.cc"
--    ]
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-    DEFINES["_GNU_SOURCE"] = True
 -
--    DEFINES["USE_X11"] = "1"
--    DEFINES["WEBRTC_USE_X11"] = True
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    OS_LIBS += [
--        "X11",
--        "Xcomposite",
--        "Xdamage",
--        "Xext",
--        "Xfixes",
--        "Xrandr",
--        "Xrender",
--        "Xtst"
--    ]
+-    DEFINES["_GNU_SOURCE"] = True
 -
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/mouse_cursor_monitor_x11.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/screen_capturer_x11.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/shared_x_display.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_capturer_x11.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_finder_x11.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_list_utils.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_atom_cache.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_error_trap.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_server_pixel_buffer.cc",
--        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_window_property.cc"
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
 -    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("pacing_gn")
+diff --git third_party/libwebrtc/modules/portal/portal_gn/moz.build third_party/libwebrtc/modules/portal/portal_gn/moz.build
+index 77603c780bdc..2ab84b3fe759 100644
+--- third_party/libwebrtc/modules/portal/portal_gn/moz.build
++++ third_party/libwebrtc/modules/portal/portal_gn/moz.build
+@@ -14,21 +14,17 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["USE_AURA"] = "1"
+ DEFINES["USE_GLIB"] = "1"
+-DEFINES["USE_NSS_CERTS"] = "1"
+ DEFINES["USE_OZONE"] = "1"
+-DEFINES["USE_UDEV"] = True
++DEFINES["WEBRTC_BSD"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_LINUX"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+ DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
+ DEFINES["WEBRTC_USE_PIPEWIRE"] = True
+ DEFINES["_FILE_OFFSET_BITS"] = "64"
+-DEFINES["_GNU_SOURCE"] = True
+ DEFINES["_LARGEFILE64_SOURCE"] = True
+ DEFINES["_LARGEFILE_SOURCE"] = True
+ DEFINES["__STDC_CONSTANT_MACROS"] = True
+@@ -75,16 +71,6 @@ if CONFIG["CPU_ARCH"] == "aarch64":
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
 -
- Library("desktop_capture_gn")
-diff --git third_party/libwebrtc/modules/desktop_capture/desktop_capture_objc_gn/moz.build third_party/libwebrtc/modules/desktop_capture/desktop_capture_objc_gn/moz.build
-deleted file mode 100644
-index e884abb54d56..000000000000
---- third_party/libwebrtc/modules/desktop_capture/desktop_capture_objc_gn/moz.build
-+++ /dev/null
-@@ -1,72 +0,0 @@
--# This Source Code Form is subject to the terms of the Mozilla Public
--# License, v. 2.0. If a copy of the MPL was not distributed with this
--# file, You can obtain one at http://mozilla.org/MPL/2.0/.
--
--
--  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
--  ### DO NOT edit it by hand.                                       ###
--
--CMMFLAGS += [
--    "-fobjc-arc"
--]
--
--COMPILE_FLAGS["OS_INCLUDES"] = []
--AllowCompilerWarnings()
--
--DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
--DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
--DEFINES["RTC_ENABLE_VP9"] = True
--DEFINES["WEBRTC_ENABLE_AVX2"] = True
--DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
--DEFINES["WEBRTC_LIBRARY_IMPL"] = True
--DEFINES["WEBRTC_MAC"] = True
--DEFINES["WEBRTC_MOZILLA_BUILD"] = True
--DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
--DEFINES["WEBRTC_POSIX"] = True
--DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
--DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
--DEFINES["__STDC_CONSTANT_MACROS"] = True
--DEFINES["__STDC_FORMAT_MACROS"] = True
--
--FINAL_LIBRARY = "webrtc"
--
--
--LOCAL_INCLUDES += [
--    "!/ipc/ipdl/_ipdlheaders",
--    "/ipc/chromium/src",
--    "/third_party/libwebrtc/",
--    "/third_party/libwebrtc/sdk/objc/",
--    "/third_party/libwebrtc/sdk/objc/base/",
--    "/third_party/libwebrtc/third_party/abseil-cpp/",
--    "/tools/profiler/public"
--]
--
--UNIFIED_SOURCES += [
--    "/third_party/libwebrtc/modules/desktop_capture/mac/desktop_configuration.mm",
--    "/third_party/libwebrtc/modules/desktop_capture/mac/desktop_frame_cgimage.mm",
--    "/third_party/libwebrtc/modules/desktop_capture/mac/desktop_frame_iosurface.mm",
--    "/third_party/libwebrtc/modules/desktop_capture/mac/desktop_frame_provider.mm",
--    "/third_party/libwebrtc/modules/desktop_capture/mac/screen_capturer_mac.mm",
--    "/third_party/libwebrtc/modules/desktop_capture/mouse_cursor_monitor_mac.mm",
--    "/third_party/libwebrtc/modules/desktop_capture/screen_capturer_darwin.mm",
--    "/third_party/libwebrtc/modules/desktop_capture/window_capturer_mac.mm",
--    "/third_party/libwebrtc/modules/desktop_capture/window_finder_mac.mm"
--]
--
--if not CONFIG["MOZ_DEBUG"]:
--
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
--    DEFINES["NDEBUG"] = True
--    DEFINES["NVALGRIND"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1":
--
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["CPU_ARCH"] == "aarch64":
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
 -
--    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
--Library("desktop_capture_objc_gn")
-diff --git third_party/libwebrtc/modules/desktop_capture/primitives_gn/moz.build third_party/libwebrtc/modules/desktop_capture/primitives_gn/moz.build
-index c0ef33e2b342..01dae095db30 100644
---- third_party/libwebrtc/modules/desktop_capture/primitives_gn/moz.build
-+++ third_party/libwebrtc/modules/desktop_capture/primitives_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
- DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+@@ -102,7 +88,7 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+diff --git third_party/libwebrtc/modules/remote_bitrate_estimator/remote_bitrate_estimator_gn/moz.build third_party/libwebrtc/modules/remote_bitrate_estimator/remote_bitrate_estimator_gn/moz.build
+index e572e90c311a..712c9fe0bacd 100644
+--- third_party/libwebrtc/modules/remote_bitrate_estimator/remote_bitrate_estimator_gn/moz.build
++++ third_party/libwebrtc/modules/remote_bitrate_estimator/remote_bitrate_estimator_gn/moz.build
+@@ -13,11 +13,20 @@ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["BWE_TEST_LOGGING_COMPILE_TIME_ENABLE"] = "0"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -53156,14 +56897,30 @@ index c0ef33e2b342..01dae095db30 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -47,138 +57,14 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -55,190 +64,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -53186,13 +56943,16 @@ index c0ef33e2b342..01dae095db30 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -53208,7 +56968,6 @@ index c0ef33e2b342..01dae095db30 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -53226,8 +56985,15 @@ index c0ef33e2b342..01dae095db30 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
-+    DEFINES["_DEBUG"] = True
- 
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
  if CONFIG["CPU_ARCH"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
@@ -53241,13 +57007,29 @@ index c0ef33e2b342..01dae095db30 100644
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["CPU_ARCH"] == "ppc64":
+-if CONFIG["CPU_ARCH"] == "mips64":
 -
--    DEFINES["USE_X11"] = "1"
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
@@ -53265,55 +57047,70 @@ index c0ef33e2b342..01dae095db30 100644
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["USE_X11"] = "1"
 -
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
 -
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
--    DEFINES["USE_X11"] = "1"
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
+-    OS_LIBS += [
+-        "android_support"
+-    ]
 -
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["USE_X11"] = "1"
+-    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["USE_X11"] = "1"
+-    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
-     DEFINES["USE_X11"] = "1"
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["USE_X11"] = "1"
  
-diff --git third_party/libwebrtc/modules/module_api_gn/moz.build third_party/libwebrtc/modules/module_api_gn/moz.build
-index 9cb0e4d6203a..320177a15a95 100644
---- third_party/libwebrtc/modules/module_api_gn/moz.build
-+++ third_party/libwebrtc/modules/module_api_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("remote_bitrate_estimator_gn")
+diff --git third_party/libwebrtc/modules/rtp_rtcp/leb128_gn/moz.build third_party/libwebrtc/modules/rtp_rtcp/leb128_gn/moz.build
+index f03986e482da..8cfbc6b1ddb3 100644
+--- third_party/libwebrtc/modules/rtp_rtcp/leb128_gn/moz.build
++++ third_party/libwebrtc/modules/rtp_rtcp/leb128_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -53322,7 +57119,7 @@ index 9cb0e4d6203a..320177a15a95 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,175 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -53334,7 +57131,6 @@ index 9cb0e4d6203a..320177a15a95 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -53343,7 +57139,6 @@ index 9cb0e4d6203a..320177a15a95 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -53372,7 +57167,6 @@ index 9cb0e4d6203a..320177a15a95 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -53388,7 +57182,6 @@ index 9cb0e4d6203a..320177a15a95 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -53415,9 +57208,31 @@ index 9cb0e4d6203a..320177a15a95 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -53440,10 +57255,9 @@ index 9cb0e4d6203a..320177a15a95 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -53453,48 +57267,57 @@ index 9cb0e4d6203a..320177a15a95 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("module_api_gn")
-diff --git third_party/libwebrtc/modules/module_api_public_gn/moz.build third_party/libwebrtc/modules/module_api_public_gn/moz.build
-index 03b9f6c4e5e6..4100fd966dea 100644
---- third_party/libwebrtc/modules/module_api_public_gn/moz.build
-+++ third_party/libwebrtc/modules/module_api_public_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("leb128_gn")
+diff --git third_party/libwebrtc/modules/rtp_rtcp/rtp_rtcp_format_gn/moz.build third_party/libwebrtc/modules/rtp_rtcp/rtp_rtcp_format_gn/moz.build
+index da69b456d323..3a86740343d2 100644
+--- third_party/libwebrtc/modules/rtp_rtcp/rtp_rtcp_format_gn/moz.build
++++ third_party/libwebrtc/modules/rtp_rtcp/rtp_rtcp_format_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -53503,7 +57326,7 @@ index 03b9f6c4e5e6..4100fd966dea 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -85,190 +94,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -53515,16 +57338,18 @@ index 03b9f6c4e5e6..4100fd966dea 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -53547,13 +57372,16 @@ index 03b9f6c4e5e6..4100fd966dea 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -53569,7 +57397,6 @@ index 03b9f6c4e5e6..4100fd966dea 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -53587,6 +57414,13 @@ index 03b9f6c4e5e6..4100fd966dea 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -53596,9 +57430,31 @@ index 03b9f6c4e5e6..4100fd966dea 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -53621,10 +57477,9 @@ index 03b9f6c4e5e6..4100fd966dea 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -53634,48 +57489,57 @@ index 03b9f6c4e5e6..4100fd966dea 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("module_api_public_gn")
-diff --git third_party/libwebrtc/modules/module_fec_api_gn/moz.build third_party/libwebrtc/modules/module_fec_api_gn/moz.build
-index 4c59791a1007..12fac51de819 100644
---- third_party/libwebrtc/modules/module_fec_api_gn/moz.build
-+++ third_party/libwebrtc/modules/module_fec_api_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
- DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rtp_rtcp_format_gn")
+diff --git third_party/libwebrtc/modules/rtp_rtcp/rtp_rtcp_gn/moz.build third_party/libwebrtc/modules/rtp_rtcp/rtp_rtcp_gn/moz.build
+index d4d42e4dcf5c..ca2824350d12 100644
+--- third_party/libwebrtc/modules/rtp_rtcp/rtp_rtcp_gn/moz.build
++++ third_party/libwebrtc/modules/rtp_rtcp/rtp_rtcp_gn/moz.build
+@@ -13,11 +13,20 @@ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["BWE_TEST_LOGGING_COMPILE_TIME_ENABLE"] = "0"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -53684,7 +57548,7 @@ index 4c59791a1007..12fac51de819 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -97,191 +106,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -53696,16 +57560,19 @@ index 4c59791a1007..12fac51de819 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -53728,13 +57595,16 @@ index 4c59791a1007..12fac51de819 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -53750,7 +57620,6 @@ index 4c59791a1007..12fac51de819 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -53768,6 +57637,13 @@ index 4c59791a1007..12fac51de819 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -53777,9 +57653,31 @@ index 4c59791a1007..12fac51de819 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -53802,10 +57700,9 @@ index 4c59791a1007..12fac51de819 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -53815,48 +57712,57 @@ index 4c59791a1007..12fac51de819 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("module_fec_api_gn")
-diff --git third_party/libwebrtc/modules/pacing/interval_budget_gn/moz.build third_party/libwebrtc/modules/pacing/interval_budget_gn/moz.build
-index f03ff5ebcd21..e7500b1da54a 100644
---- third_party/libwebrtc/modules/pacing/interval_budget_gn/moz.build
-+++ third_party/libwebrtc/modules/pacing/interval_budget_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rtp_rtcp_gn")
+diff --git third_party/libwebrtc/modules/rtp_rtcp/rtp_video_header_gn/moz.build third_party/libwebrtc/modules/rtp_rtcp/rtp_video_header_gn/moz.build
+index 99447dd14992..4743dce9a666 100644
+--- third_party/libwebrtc/modules/rtp_rtcp/rtp_video_header_gn/moz.build
++++ third_party/libwebrtc/modules/rtp_rtcp/rtp_video_header_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -53865,7 +57771,7 @@ index f03ff5ebcd21..e7500b1da54a 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -53877,7 +57783,6 @@ index f03ff5ebcd21..e7500b1da54a 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -53890,7 +57795,6 @@ index f03ff5ebcd21..e7500b1da54a 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -53919,7 +57823,6 @@ index f03ff5ebcd21..e7500b1da54a 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -53935,7 +57838,6 @@ index f03ff5ebcd21..e7500b1da54a 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -53953,6 +57855,10 @@ index f03ff5ebcd21..e7500b1da54a 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -53969,6 +57875,24 @@ index f03ff5ebcd21..e7500b1da54a 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -53991,10 +57915,9 @@ index f03ff5ebcd21..e7500b1da54a 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -54004,48 +57927,57 @@ index f03ff5ebcd21..e7500b1da54a 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("interval_budget_gn")
-diff --git third_party/libwebrtc/modules/pacing/pacing_gn/moz.build third_party/libwebrtc/modules/pacing/pacing_gn/moz.build
-index eb2187efdcd8..beebc743cd97 100644
---- third_party/libwebrtc/modules/pacing/pacing_gn/moz.build
-+++ third_party/libwebrtc/modules/pacing/pacing_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rtp_video_header_gn")
+diff --git third_party/libwebrtc/modules/third_party/fft/fft_gn/moz.build third_party/libwebrtc/modules/third_party/fft/fft_gn/moz.build
+index 40022820400d..a8dff360398f 100644
+--- third_party/libwebrtc/modules/third_party/fft/fft_gn/moz.build
++++ third_party/libwebrtc/modules/third_party/fft/fft_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -54054,7 +57986,7 @@ index eb2187efdcd8..beebc743cd97 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -49,174 +59,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,175 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -54066,21 +57998,14 @@ index eb2187efdcd8..beebc743cd97 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "GLESv2",
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -54103,18 +58028,12 @@ index eb2187efdcd8..beebc743cd97 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -54130,7 +58049,6 @@ index eb2187efdcd8..beebc743cd97 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -54148,13 +58066,6 @@ index eb2187efdcd8..beebc743cd97 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -54164,13 +58075,31 @@ index eb2187efdcd8..beebc743cd97 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
+-    CFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -54193,10 +58122,9 @@ index eb2187efdcd8..beebc743cd97 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -54206,48 +58134,57 @@ index eb2187efdcd8..beebc743cd97 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("pacing_gn")
-diff --git third_party/libwebrtc/modules/remote_bitrate_estimator/remote_bitrate_estimator_gn/moz.build third_party/libwebrtc/modules/remote_bitrate_estimator/remote_bitrate_estimator_gn/moz.build
-index 7af9c5fc0071..c4b2d55b1a59 100644
---- third_party/libwebrtc/modules/remote_bitrate_estimator/remote_bitrate_estimator_gn/moz.build
-+++ third_party/libwebrtc/modules/remote_bitrate_estimator/remote_bitrate_estimator_gn/moz.build
-@@ -13,10 +13,20 @@ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
- DEFINES["BWE_TEST_LOGGING_COMPILE_TIME_ENABLE"] = "0"
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("fft_gn")
+diff --git third_party/libwebrtc/modules/third_party/g711/g711_3p_gn/moz.build third_party/libwebrtc/modules/third_party/g711/g711_3p_gn/moz.build
+index 3b2ee5ee3d97..af84f0dd5f5a 100644
+--- third_party/libwebrtc/modules/third_party/g711/g711_3p_gn/moz.build
++++ third_party/libwebrtc/modules/third_party/g711/g711_3p_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -54256,7 +58193,7 @@ index 7af9c5fc0071..c4b2d55b1a59 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -53,174 +63,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,175 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -54268,21 +58205,14 @@ index 7af9c5fc0071..c4b2d55b1a59 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "GLESv2",
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -54305,18 +58235,12 @@ index 7af9c5fc0071..c4b2d55b1a59 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -54332,7 +58256,6 @@ index 7af9c5fc0071..c4b2d55b1a59 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -54350,13 +58273,6 @@ index 7af9c5fc0071..c4b2d55b1a59 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -54366,13 +58282,31 @@ index 7af9c5fc0071..c4b2d55b1a59 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
+-    CFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -54395,10 +58329,9 @@ index 7af9c5fc0071..c4b2d55b1a59 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -54408,48 +58341,57 @@ index 7af9c5fc0071..c4b2d55b1a59 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("remote_bitrate_estimator_gn")
-diff --git third_party/libwebrtc/modules/rtp_rtcp/rtp_rtcp_format_gn/moz.build third_party/libwebrtc/modules/rtp_rtcp/rtp_rtcp_format_gn/moz.build
-index 800b7ccea105..f5f609138c1e 100644
---- third_party/libwebrtc/modules/rtp_rtcp/rtp_rtcp_format_gn/moz.build
-+++ third_party/libwebrtc/modules/rtp_rtcp/rtp_rtcp_format_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("g711_3p_gn")
+diff --git third_party/libwebrtc/modules/third_party/g722/g722_3p_gn/moz.build third_party/libwebrtc/modules/third_party/g722/g722_3p_gn/moz.build
+index f40abbac1407..d320b4ef86f8 100644
+--- third_party/libwebrtc/modules/third_party/g722/g722_3p_gn/moz.build
++++ third_party/libwebrtc/modules/third_party/g722/g722_3p_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -54458,7 +58400,7 @@ index 800b7ccea105..f5f609138c1e 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -84,174 +94,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -47,175 +56,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -54470,21 +58412,14 @@ index 800b7ccea105..f5f609138c1e 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "GLESv2",
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -54507,18 +58442,12 @@ index 800b7ccea105..f5f609138c1e 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -54534,7 +58463,6 @@ index 800b7ccea105..f5f609138c1e 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -54552,13 +58480,6 @@ index 800b7ccea105..f5f609138c1e 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -54568,13 +58489,31 @@ index 800b7ccea105..f5f609138c1e 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
+-    CFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -54597,10 +58536,9 @@ index 800b7ccea105..f5f609138c1e 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -54610,48 +58548,57 @@ index 800b7ccea105..f5f609138c1e 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("rtp_rtcp_format_gn")
-diff --git third_party/libwebrtc/modules/rtp_rtcp/rtp_rtcp_gn/moz.build third_party/libwebrtc/modules/rtp_rtcp/rtp_rtcp_gn/moz.build
-index 4e7d516d4b7f..bb1a3d90307d 100644
---- third_party/libwebrtc/modules/rtp_rtcp/rtp_rtcp_gn/moz.build
-+++ third_party/libwebrtc/modules/rtp_rtcp/rtp_rtcp_gn/moz.build
-@@ -13,10 +13,20 @@ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
- DEFINES["BWE_TEST_LOGGING_COMPILE_TIME_ENABLE"] = "0"
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("g722_3p_gn")
+diff --git third_party/libwebrtc/modules/utility/utility_gn/moz.build third_party/libwebrtc/modules/utility/utility_gn/moz.build
+index b932f5da73da..49d074bc4db2 100644
+--- third_party/libwebrtc/modules/utility/utility_gn/moz.build
++++ third_party/libwebrtc/modules/utility/utility_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -54660,7 +58607,7 @@ index 4e7d516d4b7f..bb1a3d90307d 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -93,174 +103,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,187 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -54672,7 +58619,6 @@ index 4e7d516d4b7f..bb1a3d90307d 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -54680,13 +58626,15 @@ index 4e7d516d4b7f..bb1a3d90307d 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/modules/utility/source/helpers_android.cc"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -54709,18 +58657,12 @@ index 4e7d516d4b7f..bb1a3d90307d 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -54736,7 +58678,6 @@ index 4e7d516d4b7f..bb1a3d90307d 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -54756,9 +58697,6 @@ index 4e7d516d4b7f..bb1a3d90307d 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -54777,6 +58715,24 @@ index 4e7d516d4b7f..bb1a3d90307d 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -54799,10 +58755,9 @@ index 4e7d516d4b7f..bb1a3d90307d 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -54812,48 +58767,57 @@ index 4e7d516d4b7f..bb1a3d90307d 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("rtp_rtcp_gn")
-diff --git third_party/libwebrtc/modules/rtp_rtcp/rtp_video_header_gn/moz.build third_party/libwebrtc/modules/rtp_rtcp/rtp_video_header_gn/moz.build
-index 7bb5cb10cee9..f2555eb6396b 100644
---- third_party/libwebrtc/modules/rtp_rtcp/rtp_video_header_gn/moz.build
-+++ third_party/libwebrtc/modules/rtp_rtcp/rtp_video_header_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("utility_gn")
+diff --git third_party/libwebrtc/modules/video_capture/video_capture_internal_impl_gn/moz.build third_party/libwebrtc/modules/video_capture/video_capture_internal_impl_gn/moz.build
+index 4b4b418c551f..6daff73f66b4 100644
+--- third_party/libwebrtc/modules/video_capture/video_capture_internal_impl_gn/moz.build
++++ third_party/libwebrtc/modules/video_capture/video_capture_internal_impl_gn/moz.build
+@@ -14,11 +14,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -54862,7 +58826,18 @@ index 7bb5cb10cee9..f2555eb6396b 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -33,6 +42,10 @@ LOCAL_INCLUDES += [
+ ]
+ 
+ UNIFIED_SOURCES += [
++    "/third_party/libwebrtc/modules/video_capture/linux/device_info_linux.cc",
++    "/third_party/libwebrtc/modules/video_capture/linux/device_info_v4l2.cc",
++    "/third_party/libwebrtc/modules/video_capture/linux/video_capture_linux.cc",
++    "/third_party/libwebrtc/modules/video_capture/linux/video_capture_v4l2.cc",
+     "/third_party/libwebrtc/modules/video_capture/video_capture_options.cc"
+ ]
+ 
+@@ -45,149 +58,13 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -54874,7 +58849,6 @@ index 7bb5cb10cee9..f2555eb6396b 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -54882,12 +58856,12 @@ index 7bb5cb10cee9..f2555eb6396b 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
+-        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -54910,13 +58884,23 @@ index 7bb5cb10cee9..f2555eb6396b 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/modules/video_capture/linux/device_info_linux.cc",
+-        "/third_party/libwebrtc/modules/video_capture/linux/device_info_v4l2.cc",
+-        "/third_party/libwebrtc/modules/video_capture/linux/video_capture_linux.cc",
+-        "/third_party/libwebrtc/modules/video_capture/linux/video_capture_v4l2.cc"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -54924,6 +58908,13 @@ index 7bb5cb10cee9..f2555eb6396b 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/modules/video_capture/linux/device_info_linux.cc",
+-        "/third_party/libwebrtc/modules/video_capture/linux/device_info_v4l2.cc",
+-        "/third_party/libwebrtc/modules/video_capture/linux/video_capture_linux.cc",
+-        "/third_party/libwebrtc/modules/video_capture/linux/video_capture_v4l2.cc"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
@@ -54932,7 +58923,6 @@ index 7bb5cb10cee9..f2555eb6396b 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -54952,15 +58942,33 @@ index 7bb5cb10cee9..f2555eb6396b 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "ole32",
+-        "oleaut32",
+-        "secur32",
+-        "strmiids",
+-        "user32",
 -        "winmm"
 -    ]
+-
+-    SOURCES += [
+-        "/third_party/libwebrtc/modules/video_capture/windows/device_info_ds.cc",
+-        "/third_party/libwebrtc/modules/video_capture/windows/help_functions_ds.cc",
+-        "/third_party/libwebrtc/modules/video_capture/windows/sink_filter_ds.cc"
+-    ]
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/modules/video_capture/windows/video_capture_ds.cc",
+-        "/third_party/libwebrtc/modules/video_capture/windows/video_capture_factory_windows.cc"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
- 
+-
 -if CONFIG["CPU_ARCH"] == "arm":
 -
 -    CXXFLAGS += [
@@ -54971,6 +58979,49 @@ index 7bb5cb10cee9..f2555eb6396b 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+-if CONFIG["CPU_ARCH"] == "mips32":
+-
+-    DEFINES["MIPS32_LE"] = True
+-    DEFINES["MIPS_FPU_LE"] = True
+     DEFINES["WEBRTC_USE_PIPEWIRE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+     LOCAL_INCLUDES += [
+         "/gfx/angle/checkout/include/",
+@@ -206,81 +83,11 @@ if CONFIG["CPU_ARCH"] == "mips32":
+         "/third_party/libwebrtc/modules/video_capture/linux/video_capture_pipewire.cc"
+     ]
+ 
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["WEBRTC_USE_PIPEWIRE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-    LOCAL_INCLUDES += [
+-        "/gfx/angle/checkout/include/",
+-        "/third_party/drm/drm/",
+-        "/third_party/drm/drm/include/",
+-        "/third_party/drm/drm/include/libdrm/",
+-        "/third_party/gbm/gbm/",
+-        "/third_party/libepoxy/libepoxy/include/",
+-        "/third_party/pipewire/"
+-    ]
+-
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/modules/video_capture/linux/camera_portal.cc",
+-        "/third_party/libwebrtc/modules/video_capture/linux/device_info_pipewire.cc",
+-        "/third_party/libwebrtc/modules/video_capture/linux/pipewire_session.cc",
+-        "/third_party/libwebrtc/modules/video_capture/linux/video_capture_pipewire.cc"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -54992,10 +59043,9 @@ index 7bb5cb10cee9..f2555eb6396b 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -55005,48 +59055,92 @@ index 7bb5cb10cee9..f2555eb6396b 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
+-
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["CPU_ARCH"] == "mips32":
+ 
++    DEFINES["MIPS32_LE"] = True
++    DEFINES["MIPS_FPU_LE"] = True
+     DEFINES["WEBRTC_USE_PIPEWIRE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
--
+ 
+     LOCAL_INCLUDES += [
+         "/gfx/angle/checkout/include/",
+@@ -299,10 +106,9 @@ if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+         "/third_party/libwebrtc/modules/video_capture/linux/video_capture_pipewire.cc"
+     ]
+ 
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["CPU_ARCH"] == "mips64":
+ 
+     DEFINES["WEBRTC_USE_PIPEWIRE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
--
+ 
+     LOCAL_INCLUDES += [
+         "/gfx/angle/checkout/include/",
+@@ -321,14 +127,14 @@ if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+         "/third_party/libwebrtc/modules/video_capture/linux/video_capture_pipewire.cc"
+     ]
+ 
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["CPU_ARCH"] == "x86":
+ 
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+     DEFINES["WEBRTC_USE_PIPEWIRE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
--
+ 
+     LOCAL_INCLUDES += [
+         "/gfx/angle/checkout/include/",
+@@ -347,10 +153,10 @@ if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+         "/third_party/libwebrtc/modules/video_capture/linux/video_capture_pipewire.cc"
+     ]
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+     DEFINES["WEBRTC_USE_PIPEWIRE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("rtp_video_header_gn")
-diff --git third_party/libwebrtc/modules/third_party/fft/fft_gn/moz.build third_party/libwebrtc/modules/third_party/fft/fft_gn/moz.build
-index f03573036511..1f2604f215ba 100644
---- third_party/libwebrtc/modules/third_party/fft/fft_gn/moz.build
-+++ third_party/libwebrtc/modules/third_party/fft/fft_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ 
+     LOCAL_INCLUDES += [
+         "/gfx/angle/checkout/include/",
+@@ -369,4 +175,8 @@ if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+         "/third_party/libwebrtc/modules/video_capture/linux/video_capture_pipewire.cc"
+     ]
+ 
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
++
++    DEFINES["USE_X11"] = "1"
++
+ Library("video_capture_internal_impl_gn")
+diff --git third_party/libwebrtc/modules/video_capture/video_capture_module_gn/moz.build third_party/libwebrtc/modules/video_capture/video_capture_module_gn/moz.build
+index 8aa245b127c1..1f157fe113a0 100644
+--- third_party/libwebrtc/modules/video_capture/video_capture_module_gn/moz.build
++++ third_party/libwebrtc/modules/video_capture/video_capture_module_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -55055,7 +59149,7 @@ index f03573036511..1f2604f215ba 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,157 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -47,191 +56,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -55067,16 +59161,19 @@ index f03573036511..1f2604f215ba 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -55099,13 +59196,16 @@ index f03573036511..1f2604f215ba 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -55121,7 +59221,6 @@ index f03573036511..1f2604f215ba 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -55139,6 +59238,13 @@ index f03573036511..1f2604f215ba 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -55148,13 +59254,31 @@ index f03573036511..1f2604f215ba 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CFLAGS += [
+-    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -55177,10 +59301,9 @@ index f03573036511..1f2604f215ba 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -55190,48 +59313,57 @@ index f03573036511..1f2604f215ba 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("fft_gn")
-diff --git third_party/libwebrtc/modules/third_party/g711/g711_3p_gn/moz.build third_party/libwebrtc/modules/third_party/g711/g711_3p_gn/moz.build
-index 240656c0f3f0..a30888bae720 100644
---- third_party/libwebrtc/modules/third_party/g711/g711_3p_gn/moz.build
-+++ third_party/libwebrtc/modules/third_party/g711/g711_3p_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("video_capture_module_gn")
+diff --git third_party/libwebrtc/modules/video_coding/chain_diff_calculator_gn/moz.build third_party/libwebrtc/modules/video_coding/chain_diff_calculator_gn/moz.build
+index 9020f11067fc..fcc8a73423ab 100644
+--- third_party/libwebrtc/modules/video_coding/chain_diff_calculator_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/chain_diff_calculator_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -55240,7 +59372,7 @@ index 240656c0f3f0..a30888bae720 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,157 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -55252,16 +59384,18 @@ index 240656c0f3f0..a30888bae720 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -55290,7 +59424,6 @@ index 240656c0f3f0..a30888bae720 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -55306,7 +59439,6 @@ index 240656c0f3f0..a30888bae720 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -55324,6 +59456,10 @@ index 240656c0f3f0..a30888bae720 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -55333,13 +59469,31 @@ index 240656c0f3f0..a30888bae720 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CFLAGS += [
+-    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -55362,10 +59516,9 @@ index 240656c0f3f0..a30888bae720 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -55375,48 +59528,57 @@ index 240656c0f3f0..a30888bae720 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("g711_3p_gn")
-diff --git third_party/libwebrtc/modules/third_party/g722/g722_3p_gn/moz.build third_party/libwebrtc/modules/third_party/g722/g722_3p_gn/moz.build
-index 3657b2cbe0f6..af48f581b06c 100644
---- third_party/libwebrtc/modules/third_party/g722/g722_3p_gn/moz.build
-+++ third_party/libwebrtc/modules/third_party/g722/g722_3p_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("chain_diff_calculator_gn")
+diff --git third_party/libwebrtc/modules/video_coding/codec_globals_headers_gn/moz.build third_party/libwebrtc/modules/video_coding/codec_globals_headers_gn/moz.build
+index 7c87e340afde..b4f0490937ff 100644
+--- third_party/libwebrtc/modules/video_coding/codec_globals_headers_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/codec_globals_headers_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -55425,7 +59587,7 @@ index 3657b2cbe0f6..af48f581b06c 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -45,157 +55,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,107 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -55437,16 +59599,18 @@ index 3657b2cbe0f6..af48f581b06c 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -55475,7 +59639,6 @@ index 3657b2cbe0f6..af48f581b06c 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -55491,7 +59654,6 @@ index 3657b2cbe0f6..af48f581b06c 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -55518,14 +59680,26 @@ index 3657b2cbe0f6..af48f581b06c 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -149,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -55566,42 +59740,38 @@ index 3657b2cbe0f6..af48f581b06c 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("g722_3p_gn")
-diff --git third_party/libwebrtc/modules/utility/utility_gn/moz.build third_party/libwebrtc/modules/utility/utility_gn/moz.build
-index 5b578af55e2d..dba1235df3b3 100644
---- third_party/libwebrtc/modules/utility/utility_gn/moz.build
-+++ third_party/libwebrtc/modules/utility/utility_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("codec_globals_headers_gn")
+diff --git third_party/libwebrtc/modules/video_coding/codecs/av1/av1_svc_config_gn/moz.build third_party/libwebrtc/modules/video_coding/codecs/av1/av1_svc_config_gn/moz.build
+index cc297017e3d5..12901738a75f 100644
+--- third_party/libwebrtc/modules/video_coding/codecs/av1/av1_svc_config_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/codecs/av1/av1_svc_config_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -55610,7 +59780,7 @@ index 5b578af55e2d..dba1235df3b3 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,166 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -55622,7 +59792,6 @@ index 5b578af55e2d..dba1235df3b3 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -55633,14 +59802,8 @@ index 5b578af55e2d..dba1235df3b3 100644
 -        "log"
 -    ]
 -
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/modules/utility/source/helpers_android.cc",
--        "/third_party/libwebrtc/modules/utility/source/jvm_android.cc"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -55669,7 +59832,6 @@ index 5b578af55e2d..dba1235df3b3 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -55685,7 +59847,6 @@ index 5b578af55e2d..dba1235df3b3 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -55703,6 +59864,10 @@ index 5b578af55e2d..dba1235df3b3 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -55712,9 +59877,31 @@ index 5b578af55e2d..dba1235df3b3 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -55737,15 +59924,10 @@ index 5b578af55e2d..dba1235df3b3 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
+-    DEFINES["USE_X11"] = "1"
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
 -        "android_support",
@@ -55754,48 +59936,57 @@ index 5b578af55e2d..dba1235df3b3 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("utility_gn")
-diff --git third_party/libwebrtc/modules/video_capture/video_capture_internal_impl_gn/moz.build third_party/libwebrtc/modules/video_capture/video_capture_internal_impl_gn/moz.build
-index d7b98c3a7818..3fcb8eb39e05 100644
---- third_party/libwebrtc/modules/video_capture/video_capture_internal_impl_gn/moz.build
-+++ third_party/libwebrtc/modules/video_capture/video_capture_internal_impl_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("av1_svc_config_gn")
+diff --git third_party/libwebrtc/modules/video_coding/encoded_frame_gn/moz.build third_party/libwebrtc/modules/video_coding/encoded_frame_gn/moz.build
+index 159b77d10cab..217d265bacee 100644
+--- third_party/libwebrtc/modules/video_coding/encoded_frame_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/encoded_frame_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -55804,21 +59995,7 @@ index d7b98c3a7818..3fcb8eb39e05 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -28,6 +38,13 @@ LOCAL_INCLUDES += [
-     "/tools/profiler/public"
- ]
- 
-+UNIFIED_SOURCES += [
-+    "/third_party/libwebrtc/modules/video_capture/linux/device_info_linux.cc",
-+    "/third_party/libwebrtc/modules/video_capture/linux/device_info_v4l2.cc",
-+    "/third_party/libwebrtc/modules/video_capture/linux/video_capture_linux.cc",
-+    "/third_party/libwebrtc/modules/video_capture/linux/video_capture_v4l2.cc"
-+]
-+
- if not CONFIG["MOZ_DEBUG"]:
- 
-     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
-@@ -37,203 +54,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,190 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -55830,7 +60007,6 @@ index d7b98c3a7818..3fcb8eb39e05 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -55838,13 +60014,11 @@ index d7b98c3a7818..3fcb8eb39e05 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -55868,24 +60042,15 @@ index d7b98c3a7818..3fcb8eb39e05 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "dl",
 -        "rt"
 -    ]
 -
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/modules/video_capture/linux/device_info_linux.cc",
--        "/third_party/libwebrtc/modules/video_capture/linux/device_info_v4l2.cc",
--        "/third_party/libwebrtc/modules/video_capture/linux/video_capture_linux.cc",
--        "/third_party/libwebrtc/modules/video_capture/linux/video_capture_v4l2.cc"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -55893,13 +60058,6 @@ index d7b98c3a7818..3fcb8eb39e05 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/modules/video_capture/linux/device_info_linux.cc",
--        "/third_party/libwebrtc/modules/video_capture/linux/device_info_v4l2.cc",
--        "/third_party/libwebrtc/modules/video_capture/linux/video_capture_linux.cc",
--        "/third_party/libwebrtc/modules/video_capture/linux/video_capture_v4l2.cc"
--    ]
--
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
@@ -55908,7 +60066,6 @@ index d7b98c3a7818..3fcb8eb39e05 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -55930,24 +60087,9 @@ index d7b98c3a7818..3fcb8eb39e05 100644
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
--        "ole32",
--        "oleaut32",
 -        "secur32",
--        "strmiids",
--        "user32",
 -        "winmm"
 -    ]
--
--    SOURCES += [
--        "/third_party/libwebrtc/modules/video_capture/windows/device_info_ds.cc",
--        "/third_party/libwebrtc/modules/video_capture/windows/help_functions_ds.cc",
--        "/third_party/libwebrtc/modules/video_capture/windows/sink_filter_ds.cc"
--    ]
--
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/modules/video_capture/windows/video_capture_ds.cc",
--        "/third_party/libwebrtc/modules/video_capture/windows/video_capture_factory_windows.cc"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -55957,9 +60099,31 @@ index d7b98c3a7818..3fcb8eb39e05 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -55982,10 +60146,9 @@ index d7b98c3a7818..3fcb8eb39e05 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -55995,52 +60158,57 @@ index d7b98c3a7818..3fcb8eb39e05 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("video_capture_internal_impl_gn")
-diff --git third_party/libwebrtc/modules/video_capture/video_capture_module_gn/moz.build third_party/libwebrtc/modules/video_capture/video_capture_module_gn/moz.build
-index 4cad010d6416..62b8f59f4920 100644
---- third_party/libwebrtc/modules/video_capture/video_capture_module_gn/moz.build
-+++ third_party/libwebrtc/modules/video_capture/video_capture_module_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("encoded_frame_gn")
+diff --git third_party/libwebrtc/modules/video_coding/frame_dependencies_calculator_gn/moz.build third_party/libwebrtc/modules/video_coding/frame_dependencies_calculator_gn/moz.build
+index c518044c948a..74af6c5dc520 100644
+--- third_party/libwebrtc/modules/video_coding/frame_dependencies_calculator_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/frame_dependencies_calculator_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -56049,7 +60217,7 @@ index 4cad010d6416..62b8f59f4920 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -45,174 +55,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -56061,7 +60229,6 @@ index 4cad010d6416..62b8f59f4920 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -56069,13 +60236,11 @@ index 4cad010d6416..62b8f59f4920 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -56098,18 +60263,12 @@ index 4cad010d6416..62b8f59f4920 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -56125,7 +60284,6 @@ index 4cad010d6416..62b8f59f4920 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -56145,9 +60303,6 @@ index 4cad010d6416..62b8f59f4920 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -56166,6 +60321,24 @@ index 4cad010d6416..62b8f59f4920 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -56188,10 +60361,9 @@ index 4cad010d6416..62b8f59f4920 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -56201,48 +60373,57 @@ index 4cad010d6416..62b8f59f4920 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("video_capture_module_gn")
-diff --git third_party/libwebrtc/modules/video_coding/chain_diff_calculator_gn/moz.build third_party/libwebrtc/modules/video_coding/chain_diff_calculator_gn/moz.build
-index 09766af69824..d381a8730b53 100644
---- third_party/libwebrtc/modules/video_coding/chain_diff_calculator_gn/moz.build
-+++ third_party/libwebrtc/modules/video_coding/chain_diff_calculator_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("frame_dependencies_calculator_gn")
+diff --git third_party/libwebrtc/modules/video_coding/frame_helpers_gn/moz.build third_party/libwebrtc/modules/video_coding/frame_helpers_gn/moz.build
+index d6342c48f713..544a97f60aad 100644
+--- third_party/libwebrtc/modules/video_coding/frame_helpers_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/frame_helpers_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -56251,7 +60432,7 @@ index 09766af69824..d381a8730b53 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,190 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -56263,7 +60444,6 @@ index 09766af69824..d381a8730b53 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -56276,7 +60456,6 @@ index 09766af69824..d381a8730b53 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -56299,13 +60478,16 @@ index 09766af69824..d381a8730b53 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -56321,7 +60503,6 @@ index 09766af69824..d381a8730b53 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -56341,6 +60522,9 @@ index 09766af69824..d381a8730b53 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -56359,6 +60543,24 @@ index 09766af69824..d381a8730b53 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -56381,10 +60583,9 @@ index 09766af69824..d381a8730b53 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -56394,48 +60595,57 @@ index 09766af69824..d381a8730b53 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("chain_diff_calculator_gn")
-diff --git third_party/libwebrtc/modules/video_coding/codec_globals_headers_gn/moz.build third_party/libwebrtc/modules/video_coding/codec_globals_headers_gn/moz.build
-index d4d71bf7fb4a..7abada72701b 100644
---- third_party/libwebrtc/modules/video_coding/codec_globals_headers_gn/moz.build
-+++ third_party/libwebrtc/modules/video_coding/codec_globals_headers_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("frame_helpers_gn")
+diff --git third_party/libwebrtc/modules/video_coding/nack_requester_gn/moz.build third_party/libwebrtc/modules/video_coding/nack_requester_gn/moz.build
+index 33e763a48d7e..e1db6e2439d5 100644
+--- third_party/libwebrtc/modules/video_coding/nack_requester_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/nack_requester_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -56444,7 +60654,7 @@ index d4d71bf7fb4a..7abada72701b 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,190 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -56456,7 +60666,6 @@ index d4d71bf7fb4a..7abada72701b 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -56469,7 +60678,6 @@ index d4d71bf7fb4a..7abada72701b 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -56492,13 +60700,16 @@ index d4d71bf7fb4a..7abada72701b 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -56514,7 +60725,6 @@ index d4d71bf7fb4a..7abada72701b 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -56532,6 +60742,13 @@ index d4d71bf7fb4a..7abada72701b 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -56541,9 +60758,31 @@ index d4d71bf7fb4a..7abada72701b 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -56566,10 +60805,9 @@ index d4d71bf7fb4a..7abada72701b 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -56579,48 +60817,57 @@ index d4d71bf7fb4a..7abada72701b 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("codec_globals_headers_gn")
-diff --git third_party/libwebrtc/modules/video_coding/codecs/av1/av1_svc_config_gn/moz.build third_party/libwebrtc/modules/video_coding/codecs/av1/av1_svc_config_gn/moz.build
-index f3bef360d869..5cd53c990b1f 100644
---- third_party/libwebrtc/modules/video_coding/codecs/av1/av1_svc_config_gn/moz.build
-+++ third_party/libwebrtc/modules/video_coding/codecs/av1/av1_svc_config_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("nack_requester_gn")
+diff --git third_party/libwebrtc/modules/video_coding/packet_buffer_gn/moz.build third_party/libwebrtc/modules/video_coding/packet_buffer_gn/moz.build
+index 9561cb88e8eb..65e5b4757c29 100644
+--- third_party/libwebrtc/modules/video_coding/packet_buffer_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/packet_buffer_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -56629,7 +60876,7 @@ index f3bef360d869..5cd53c990b1f 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,190 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -56641,7 +60888,6 @@ index f3bef360d869..5cd53c990b1f 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -56654,7 +60900,6 @@ index f3bef360d869..5cd53c990b1f 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -56677,13 +60922,16 @@ index f3bef360d869..5cd53c990b1f 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -56699,7 +60947,6 @@ index f3bef360d869..5cd53c990b1f 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -56719,6 +60966,9 @@ index f3bef360d869..5cd53c990b1f 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -56737,6 +60987,24 @@ index f3bef360d869..5cd53c990b1f 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -56759,10 +61027,9 @@ index f3bef360d869..5cd53c990b1f 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -56772,48 +61039,57 @@ index f3bef360d869..5cd53c990b1f 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("av1_svc_config_gn")
-diff --git third_party/libwebrtc/modules/video_coding/codecs/av1/dav1d_decoder_gn/moz.build third_party/libwebrtc/modules/video_coding/codecs/av1/dav1d_decoder_gn/moz.build
-index c21b84284b07..dce99512e78b 100644
---- third_party/libwebrtc/modules/video_coding/codecs/av1/dav1d_decoder_gn/moz.build
-+++ third_party/libwebrtc/modules/video_coding/codecs/av1/dav1d_decoder_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("packet_buffer_gn")
+diff --git third_party/libwebrtc/modules/video_coding/svc/scalability_mode_util_gn/moz.build third_party/libwebrtc/modules/video_coding/svc/scalability_mode_util_gn/moz.build
+index f786b1161681..e6d655af95dc 100644
+--- third_party/libwebrtc/modules/video_coding/svc/scalability_mode_util_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/svc/scalability_mode_util_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -56822,7 +61098,7 @@ index c21b84284b07..dce99512e78b 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -45,174 +55,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -56834,7 +61110,6 @@ index c21b84284b07..dce99512e78b 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -56842,13 +61117,11 @@ index c21b84284b07..dce99512e78b 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -56871,18 +61144,12 @@ index c21b84284b07..dce99512e78b 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -56898,7 +61165,6 @@ index c21b84284b07..dce99512e78b 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -56918,9 +61184,6 @@ index c21b84284b07..dce99512e78b 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -56939,6 +61202,24 @@ index c21b84284b07..dce99512e78b 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -56961,10 +61242,9 @@ index c21b84284b07..dce99512e78b 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -56974,48 +61254,57 @@ index c21b84284b07..dce99512e78b 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("dav1d_decoder_gn")
-diff --git third_party/libwebrtc/modules/video_coding/codecs/av1/libaom_av1_decoder_gn/moz.build third_party/libwebrtc/modules/video_coding/codecs/av1/libaom_av1_decoder_gn/moz.build
-index 15ec27b21d92..06fc30f5f006 100644
---- third_party/libwebrtc/modules/video_coding/codecs/av1/libaom_av1_decoder_gn/moz.build
-+++ third_party/libwebrtc/modules/video_coding/codecs/av1/libaom_av1_decoder_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("scalability_mode_util_gn")
+diff --git third_party/libwebrtc/modules/video_coding/svc/scalability_structures_gn/moz.build third_party/libwebrtc/modules/video_coding/svc/scalability_structures_gn/moz.build
+index a3e45b1cd7ba..12c34079a6e6 100644
+--- third_party/libwebrtc/modules/video_coding/svc/scalability_structures_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/svc/scalability_structures_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -57024,7 +61313,7 @@ index 15ec27b21d92..06fc30f5f006 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -50,183 +59,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -57036,7 +61325,6 @@ index 15ec27b21d92..06fc30f5f006 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -57049,7 +61337,6 @@ index 15ec27b21d92..06fc30f5f006 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -57078,7 +61365,6 @@ index 15ec27b21d92..06fc30f5f006 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -57094,7 +61380,6 @@ index 15ec27b21d92..06fc30f5f006 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -57132,6 +61417,24 @@ index 15ec27b21d92..06fc30f5f006 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -57154,10 +61457,9 @@ index 15ec27b21d92..06fc30f5f006 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -57167,48 +61469,57 @@ index 15ec27b21d92..06fc30f5f006 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("aom_av1_decoder_gn")
-diff --git third_party/libwebrtc/modules/video_coding/encoded_frame_gn/moz.build third_party/libwebrtc/modules/video_coding/encoded_frame_gn/moz.build
-index 2c74aec10f15..1cff15f0207c 100644
---- third_party/libwebrtc/modules/video_coding/encoded_frame_gn/moz.build
-+++ third_party/libwebrtc/modules/video_coding/encoded_frame_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("scalability_structures_gn")
+diff --git third_party/libwebrtc/modules/video_coding/svc/scalable_video_controller_gn/moz.build third_party/libwebrtc/modules/video_coding/svc/scalable_video_controller_gn/moz.build
+index 42b8307362fe..9348473d2af9 100644
+--- third_party/libwebrtc/modules/video_coding/svc/scalable_video_controller_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/svc/scalable_video_controller_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -57217,7 +61528,7 @@ index 2c74aec10f15..1cff15f0207c 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -57229,7 +61540,6 @@ index 2c74aec10f15..1cff15f0207c 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -57237,13 +61547,11 @@ index 2c74aec10f15..1cff15f0207c 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -57266,18 +61574,12 @@ index 2c74aec10f15..1cff15f0207c 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -57293,7 +61595,6 @@ index 2c74aec10f15..1cff15f0207c 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -57311,13 +61612,6 @@ index 2c74aec10f15..1cff15f0207c 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -57334,6 +61628,24 @@ index 2c74aec10f15..1cff15f0207c 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -57356,10 +61668,9 @@ index 2c74aec10f15..1cff15f0207c 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -57369,48 +61680,57 @@ index 2c74aec10f15..1cff15f0207c 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("encoded_frame_gn")
-diff --git third_party/libwebrtc/modules/video_coding/frame_dependencies_calculator_gn/moz.build third_party/libwebrtc/modules/video_coding/frame_dependencies_calculator_gn/moz.build
-index b39c49bdadc3..8a2b99b5d253 100644
---- third_party/libwebrtc/modules/video_coding/frame_dependencies_calculator_gn/moz.build
-+++ third_party/libwebrtc/modules/video_coding/frame_dependencies_calculator_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("scalable_video_controller_gn")
+diff --git third_party/libwebrtc/modules/video_coding/svc/svc_rate_allocator_gn/moz.build third_party/libwebrtc/modules/video_coding/svc/svc_rate_allocator_gn/moz.build
+index 5d7d952a69b9..7157f0bd74ba 100644
+--- third_party/libwebrtc/modules/video_coding/svc/svc_rate_allocator_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/svc/svc_rate_allocator_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -57419,7 +61739,7 @@ index b39c49bdadc3..8a2b99b5d253 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -57431,7 +61751,6 @@ index b39c49bdadc3..8a2b99b5d253 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -57444,7 +61763,6 @@ index b39c49bdadc3..8a2b99b5d253 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -57473,7 +61791,6 @@ index b39c49bdadc3..8a2b99b5d253 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -57489,7 +61806,6 @@ index b39c49bdadc3..8a2b99b5d253 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -57527,6 +61843,24 @@ index b39c49bdadc3..8a2b99b5d253 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -57549,10 +61883,9 @@ index b39c49bdadc3..8a2b99b5d253 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -57562,48 +61895,57 @@ index b39c49bdadc3..8a2b99b5d253 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("frame_dependencies_calculator_gn")
-diff --git third_party/libwebrtc/modules/video_coding/frame_helpers_gn/moz.build third_party/libwebrtc/modules/video_coding/frame_helpers_gn/moz.build
-index 34db2964e210..80fc8fcc1d90 100644
---- third_party/libwebrtc/modules/video_coding/frame_helpers_gn/moz.build
-+++ third_party/libwebrtc/modules/video_coding/frame_helpers_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("svc_rate_allocator_gn")
+diff --git third_party/libwebrtc/modules/video_coding/timing/decode_time_percentile_filter_gn/moz.build third_party/libwebrtc/modules/video_coding/timing/decode_time_percentile_filter_gn/moz.build
+index 86a34e861ec4..1e4f00d3f730 100644
+--- third_party/libwebrtc/modules/video_coding/timing/decode_time_percentile_filter_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/timing/decode_time_percentile_filter_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -57612,7 +61954,7 @@ index 34db2964e210..80fc8fcc1d90 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -57624,7 +61966,6 @@ index 34db2964e210..80fc8fcc1d90 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -57632,13 +61973,11 @@ index 34db2964e210..80fc8fcc1d90 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -57661,18 +62000,12 @@ index 34db2964e210..80fc8fcc1d90 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -57688,7 +62021,6 @@ index 34db2964e210..80fc8fcc1d90 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -57706,13 +62038,6 @@ index 34db2964e210..80fc8fcc1d90 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -57729,6 +62054,24 @@ index 34db2964e210..80fc8fcc1d90 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -57751,10 +62094,9 @@ index 34db2964e210..80fc8fcc1d90 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -57764,48 +62106,57 @@ index 34db2964e210..80fc8fcc1d90 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("frame_helpers_gn")
-diff --git third_party/libwebrtc/modules/video_coding/nack_requester_gn/moz.build third_party/libwebrtc/modules/video_coding/nack_requester_gn/moz.build
-index 82f0c8ee2d1b..7e6132c596c6 100644
---- third_party/libwebrtc/modules/video_coding/nack_requester_gn/moz.build
-+++ third_party/libwebrtc/modules/video_coding/nack_requester_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("decode_time_percentile_filter_gn")
+diff --git third_party/libwebrtc/modules/video_coding/timing/frame_delay_variation_kalman_filter_gn/moz.build third_party/libwebrtc/modules/video_coding/timing/frame_delay_variation_kalman_filter_gn/moz.build
+index ecdcfc93e128..47bc48987a96 100644
+--- third_party/libwebrtc/modules/video_coding/timing/frame_delay_variation_kalman_filter_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/timing/frame_delay_variation_kalman_filter_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -57814,7 +62165,7 @@ index 82f0c8ee2d1b..7e6132c596c6 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -42,172 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -57826,7 +62177,6 @@ index 82f0c8ee2d1b..7e6132c596c6 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -57839,7 +62189,6 @@ index 82f0c8ee2d1b..7e6132c596c6 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -57862,17 +62211,12 @@ index 82f0c8ee2d1b..7e6132c596c6 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -57888,7 +62232,6 @@ index 82f0c8ee2d1b..7e6132c596c6 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -57906,13 +62249,6 @@ index 82f0c8ee2d1b..7e6132c596c6 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -57929,6 +62265,24 @@ index 82f0c8ee2d1b..7e6132c596c6 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -57951,10 +62305,9 @@ index 82f0c8ee2d1b..7e6132c596c6 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -57964,48 +62317,57 @@ index 82f0c8ee2d1b..7e6132c596c6 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("nack_requester_gn")
-diff --git third_party/libwebrtc/modules/video_coding/packet_buffer_gn/moz.build third_party/libwebrtc/modules/video_coding/packet_buffer_gn/moz.build
-index 12ec6e5913bc..9f95558376b5 100644
---- third_party/libwebrtc/modules/video_coding/packet_buffer_gn/moz.build
-+++ third_party/libwebrtc/modules/video_coding/packet_buffer_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("frame_delay_variation_kalman_filter_gn")
+diff --git third_party/libwebrtc/modules/video_coding/timing/inter_frame_delay_variation_calculator_gn/moz.build third_party/libwebrtc/modules/video_coding/timing/inter_frame_delay_variation_calculator_gn/moz.build
+index 56b01f3f41eb..a451183c0b23 100644
+--- third_party/libwebrtc/modules/video_coding/timing/inter_frame_delay_variation_calculator_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/timing/inter_frame_delay_variation_calculator_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -58014,7 +62376,7 @@ index 12ec6e5913bc..9f95558376b5 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -58026,7 +62388,6 @@ index 12ec6e5913bc..9f95558376b5 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -58034,13 +62395,11 @@ index 12ec6e5913bc..9f95558376b5 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -58063,18 +62422,12 @@ index 12ec6e5913bc..9f95558376b5 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -58090,7 +62443,6 @@ index 12ec6e5913bc..9f95558376b5 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -58108,13 +62460,6 @@ index 12ec6e5913bc..9f95558376b5 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -58131,6 +62476,24 @@ index 12ec6e5913bc..9f95558376b5 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -58153,10 +62516,9 @@ index 12ec6e5913bc..9f95558376b5 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -58166,48 +62528,57 @@ index 12ec6e5913bc..9f95558376b5 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("packet_buffer_gn")
-diff --git third_party/libwebrtc/modules/video_coding/svc/scalability_mode_util_gn/moz.build third_party/libwebrtc/modules/video_coding/svc/scalability_mode_util_gn/moz.build
-index 2c545af9de6b..fe6268db54ad 100644
---- third_party/libwebrtc/modules/video_coding/svc/scalability_mode_util_gn/moz.build
-+++ third_party/libwebrtc/modules/video_coding/svc/scalability_mode_util_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("inter_frame_delay_variation_calculator_gn")
+diff --git third_party/libwebrtc/modules/video_coding/timing/jitter_estimator_gn/moz.build third_party/libwebrtc/modules/video_coding/timing/jitter_estimator_gn/moz.build
+index a0d6154d785f..b158655cdd5d 100644
+--- third_party/libwebrtc/modules/video_coding/timing/jitter_estimator_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/timing/jitter_estimator_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -58216,7 +62587,7 @@ index 2c545af9de6b..fe6268db54ad 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,190 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -58228,7 +62599,6 @@ index 2c545af9de6b..fe6268db54ad 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -58241,7 +62611,6 @@ index 2c545af9de6b..fe6268db54ad 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -58264,13 +62633,16 @@ index 2c545af9de6b..fe6268db54ad 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -58286,7 +62658,6 @@ index 2c545af9de6b..fe6268db54ad 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -58306,6 +62677,9 @@ index 2c545af9de6b..fe6268db54ad 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -58324,6 +62698,24 @@ index 2c545af9de6b..fe6268db54ad 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -58346,10 +62738,9 @@ index 2c545af9de6b..fe6268db54ad 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -58359,48 +62750,57 @@ index 2c545af9de6b..fe6268db54ad 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("scalability_mode_util_gn")
-diff --git third_party/libwebrtc/modules/video_coding/svc/scalability_structures_gn/moz.build third_party/libwebrtc/modules/video_coding/svc/scalability_structures_gn/moz.build
-index dbd579d02d44..352319713761 100644
---- third_party/libwebrtc/modules/video_coding/svc/scalability_structures_gn/moz.build
-+++ third_party/libwebrtc/modules/video_coding/svc/scalability_structures_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("jitter_estimator_gn")
+diff --git third_party/libwebrtc/modules/video_coding/timing/rtt_filter_gn/moz.build third_party/libwebrtc/modules/video_coding/timing/rtt_filter_gn/moz.build
+index 488a49d9c26b..bc1e328ba2ec 100644
+--- third_party/libwebrtc/modules/video_coding/timing/rtt_filter_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/timing/rtt_filter_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -58409,7 +62809,7 @@ index dbd579d02d44..352319713761 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -48,165 +58,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -58421,7 +62821,6 @@ index dbd579d02d44..352319713761 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -58434,7 +62833,6 @@ index dbd579d02d44..352319713761 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -58463,7 +62861,6 @@ index dbd579d02d44..352319713761 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -58479,7 +62876,6 @@ index dbd579d02d44..352319713761 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -58497,10 +62893,6 @@ index dbd579d02d44..352319713761 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -58517,6 +62909,24 @@ index dbd579d02d44..352319713761 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -58539,10 +62949,9 @@ index dbd579d02d44..352319713761 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -58552,48 +62961,57 @@ index dbd579d02d44..352319713761 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("scalability_structures_gn")
-diff --git third_party/libwebrtc/modules/video_coding/svc/scalable_video_controller_gn/moz.build third_party/libwebrtc/modules/video_coding/svc/scalable_video_controller_gn/moz.build
-index 8e22ed6814a7..d534ab923de5 100644
---- third_party/libwebrtc/modules/video_coding/svc/scalable_video_controller_gn/moz.build
-+++ third_party/libwebrtc/modules/video_coding/svc/scalable_video_controller_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rtt_filter_gn")
+diff --git third_party/libwebrtc/modules/video_coding/timing/timestamp_extrapolator_gn/moz.build third_party/libwebrtc/modules/video_coding/timing/timestamp_extrapolator_gn/moz.build
+index 4cd085dd0962..2865a2290f7d 100644
+--- third_party/libwebrtc/modules/video_coding/timing/timestamp_extrapolator_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/timing/timestamp_extrapolator_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -58602,7 +63020,7 @@ index 8e22ed6814a7..d534ab923de5 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -58614,7 +63032,6 @@ index 8e22ed6814a7..d534ab923de5 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -58627,7 +63044,6 @@ index 8e22ed6814a7..d534ab923de5 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -58656,7 +63072,6 @@ index 8e22ed6814a7..d534ab923de5 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -58672,7 +63087,6 @@ index 8e22ed6814a7..d534ab923de5 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -58706,6 +63120,24 @@ index 8e22ed6814a7..d534ab923de5 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -58728,10 +63160,9 @@ index 8e22ed6814a7..d534ab923de5 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -58741,48 +63172,57 @@ index 8e22ed6814a7..d534ab923de5 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("scalable_video_controller_gn")
-diff --git third_party/libwebrtc/modules/video_coding/svc/svc_rate_allocator_gn/moz.build third_party/libwebrtc/modules/video_coding/svc/svc_rate_allocator_gn/moz.build
-index cb5e4a4bf707..a16be3b05afd 100644
---- third_party/libwebrtc/modules/video_coding/svc/svc_rate_allocator_gn/moz.build
-+++ third_party/libwebrtc/modules/video_coding/svc/svc_rate_allocator_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("timestamp_extrapolator_gn")
+diff --git third_party/libwebrtc/modules/video_coding/timing/timing_module_gn/moz.build third_party/libwebrtc/modules/video_coding/timing/timing_module_gn/moz.build
+index 8ab43fb7484d..4fd77d42f049 100644
+--- third_party/libwebrtc/modules/video_coding/timing/timing_module_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/timing/timing_module_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -58791,7 +63231,7 @@ index cb5e4a4bf707..a16be3b05afd 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,190 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -58803,7 +63243,6 @@ index cb5e4a4bf707..a16be3b05afd 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -58816,7 +63255,6 @@ index cb5e4a4bf707..a16be3b05afd 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -58839,13 +63277,16 @@ index cb5e4a4bf707..a16be3b05afd 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -58861,7 +63302,6 @@ index cb5e4a4bf707..a16be3b05afd 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -58881,6 +63321,9 @@ index cb5e4a4bf707..a16be3b05afd 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -58899,6 +63342,24 @@ index cb5e4a4bf707..a16be3b05afd 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -58921,10 +63382,9 @@ index cb5e4a4bf707..a16be3b05afd 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -58934,48 +63394,57 @@ index cb5e4a4bf707..a16be3b05afd 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("svc_rate_allocator_gn")
-diff --git third_party/libwebrtc/modules/video_coding/timing/codec_timer_gn/moz.build third_party/libwebrtc/modules/video_coding/timing/codec_timer_gn/moz.build
-index fe230f262d9d..943834d76711 100644
---- third_party/libwebrtc/modules/video_coding/timing/codec_timer_gn/moz.build
-+++ third_party/libwebrtc/modules/video_coding/timing/codec_timer_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("timing_module_gn")
+diff --git third_party/libwebrtc/modules/video_coding/video_codec_interface_gn/moz.build third_party/libwebrtc/modules/video_coding/video_codec_interface_gn/moz.build
+index f01783ebd1f3..89deb11da94a 100644
+--- third_party/libwebrtc/modules/video_coding/video_codec_interface_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/video_codec_interface_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -58984,7 +63453,7 @@ index fe230f262d9d..943834d76711 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,183 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -58996,7 +63465,6 @@ index fe230f262d9d..943834d76711 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -59009,7 +63477,6 @@ index fe230f262d9d..943834d76711 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -59038,7 +63505,6 @@ index fe230f262d9d..943834d76711 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -59054,7 +63520,6 @@ index fe230f262d9d..943834d76711 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -59072,6 +63537,10 @@ index fe230f262d9d..943834d76711 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -59088,6 +63557,24 @@ index fe230f262d9d..943834d76711 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -59110,10 +63597,9 @@ index fe230f262d9d..943834d76711 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -59123,48 +63609,57 @@ index fe230f262d9d..943834d76711 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("codec_timer_gn")
-diff --git third_party/libwebrtc/modules/video_coding/timing/inter_frame_delay_gn/moz.build third_party/libwebrtc/modules/video_coding/timing/inter_frame_delay_gn/moz.build
-index 84a87f2a49a2..71c277b678e7 100644
---- third_party/libwebrtc/modules/video_coding/timing/inter_frame_delay_gn/moz.build
-+++ third_party/libwebrtc/modules/video_coding/timing/inter_frame_delay_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("video_codec_interface_gn")
+diff --git third_party/libwebrtc/modules/video_coding/video_coding_gn/moz.build third_party/libwebrtc/modules/video_coding/video_coding_gn/moz.build
+index 3c92397fe562..197ccefb29d9 100644
+--- third_party/libwebrtc/modules/video_coding/video_coding_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/video_coding_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -59173,7 +63668,7 @@ index 84a87f2a49a2..71c277b678e7 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -57,191 +66,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -59185,7 +63680,6 @@ index 84a87f2a49a2..71c277b678e7 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -59193,12 +63687,12 @@ index 84a87f2a49a2..71c277b678e7 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
+-        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -59221,13 +63715,16 @@ index 84a87f2a49a2..71c277b678e7 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -59243,7 +63740,6 @@ index 84a87f2a49a2..71c277b678e7 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -59261,6 +63757,13 @@ index 84a87f2a49a2..71c277b678e7 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -59277,6 +63780,24 @@ index 84a87f2a49a2..71c277b678e7 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -59299,10 +63820,9 @@ index 84a87f2a49a2..71c277b678e7 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -59312,48 +63832,57 @@ index 84a87f2a49a2..71c277b678e7 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("inter_frame_delay_gn")
-diff --git third_party/libwebrtc/modules/video_coding/timing/jitter_estimator_gn/moz.build third_party/libwebrtc/modules/video_coding/timing/jitter_estimator_gn/moz.build
-index f45f6f072fd5..3ee24c7a63aa 100644
---- third_party/libwebrtc/modules/video_coding/timing/jitter_estimator_gn/moz.build
-+++ third_party/libwebrtc/modules/video_coding/timing/jitter_estimator_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("video_coding_gn")
+diff --git third_party/libwebrtc/modules/video_coding/video_coding_utility_gn/moz.build third_party/libwebrtc/modules/video_coding/video_coding_utility_gn/moz.build
+index 3bbec9fb3074..92ff8a1d9819 100644
+--- third_party/libwebrtc/modules/video_coding/video_coding_utility_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/video_coding_utility_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -59362,7 +63891,7 @@ index f45f6f072fd5..3ee24c7a63aa 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -54,191 +63,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -59374,7 +63903,6 @@ index f45f6f072fd5..3ee24c7a63aa 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -59388,7 +63916,6 @@ index f45f6f072fd5..3ee24c7a63aa 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -59412,7 +63939,6 @@ index f45f6f072fd5..3ee24c7a63aa 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "dl",
 -        "rt"
 -    ]
 -
@@ -59422,7 +63948,6 @@ index f45f6f072fd5..3ee24c7a63aa 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -59438,7 +63963,6 @@ index f45f6f072fd5..3ee24c7a63aa 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -59479,6 +64003,24 @@ index f45f6f072fd5..3ee24c7a63aa 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -59501,10 +64043,9 @@ index f45f6f072fd5..3ee24c7a63aa 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -59514,48 +64055,57 @@ index f45f6f072fd5..3ee24c7a63aa 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("jitter_estimator_gn")
-diff --git third_party/libwebrtc/modules/video_coding/timing/rtt_filter_gn/moz.build third_party/libwebrtc/modules/video_coding/timing/rtt_filter_gn/moz.build
-index 54c90f4fee99..73f8f55bfc5c 100644
---- third_party/libwebrtc/modules/video_coding/timing/rtt_filter_gn/moz.build
-+++ third_party/libwebrtc/modules/video_coding/timing/rtt_filter_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("video_coding_utility_gn")
+diff --git third_party/libwebrtc/modules/video_coding/webrtc_libvpx_interface_gn/moz.build third_party/libwebrtc/modules/video_coding/webrtc_libvpx_interface_gn/moz.build
+index 03437c5d57de..2adbff018445 100644
+--- third_party/libwebrtc/modules/video_coding/webrtc_libvpx_interface_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/webrtc_libvpx_interface_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -59564,7 +64114,7 @@ index 54c90f4fee99..73f8f55bfc5c 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -59576,7 +64126,6 @@ index 54c90f4fee99..73f8f55bfc5c 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -59589,7 +64138,6 @@ index 54c90f4fee99..73f8f55bfc5c 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -59618,7 +64166,6 @@ index 54c90f4fee99..73f8f55bfc5c 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -59634,7 +64181,6 @@ index 54c90f4fee99..73f8f55bfc5c 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -59668,6 +64214,24 @@ index 54c90f4fee99..73f8f55bfc5c 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -59690,10 +64254,9 @@ index 54c90f4fee99..73f8f55bfc5c 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -59703,48 +64266,57 @@ index 54c90f4fee99..73f8f55bfc5c 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("rtt_filter_gn")
-diff --git third_party/libwebrtc/modules/video_coding/timing/timing_module_gn/moz.build third_party/libwebrtc/modules/video_coding/timing/timing_module_gn/moz.build
-index 7f4e361630f5..692e85478b61 100644
---- third_party/libwebrtc/modules/video_coding/timing/timing_module_gn/moz.build
-+++ third_party/libwebrtc/modules/video_coding/timing/timing_module_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("webrtc_libvpx_interface_gn")
+diff --git third_party/libwebrtc/modules/video_coding/webrtc_vp8_gn/moz.build third_party/libwebrtc/modules/video_coding/webrtc_vp8_gn/moz.build
+index eb02eda6631d..8988f6d4b0ac 100644
+--- third_party/libwebrtc/modules/video_coding/webrtc_vp8_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/webrtc_vp8_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -59753,7 +64325,7 @@ index 7f4e361630f5..692e85478b61 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -46,191 +55,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -59765,7 +64337,6 @@ index 7f4e361630f5..692e85478b61 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -59773,12 +64344,12 @@ index 7f4e361630f5..692e85478b61 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
+-        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -59811,7 +64382,6 @@ index 7f4e361630f5..692e85478b61 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -59827,7 +64397,6 @@ index 7f4e361630f5..692e85478b61 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -59869,207 +64438,23 @@ index 7f4e361630f5..692e85478b61 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
--
--    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
--
--if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ if CONFIG["CPU_ARCH"] == "mips32":
  
-     DEFINES["USE_X11"] = "1"
- 
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
--
--    OS_LIBS += [
--        "android_support",
--        "unwind"
--    ]
--
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
--
--    OS_LIBS += [
--        "android_support"
--    ]
--
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["CPU_ARCH"] == "mips64":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("timing_module_gn")
-diff --git third_party/libwebrtc/modules/video_coding/video_codec_interface_gn/moz.build third_party/libwebrtc/modules/video_coding/video_codec_interface_gn/moz.build
-index da29622b17bf..01c957b82bfd 100644
---- third_party/libwebrtc/modules/video_coding/video_codec_interface_gn/moz.build
-+++ third_party/libwebrtc/modules/video_coding/video_codec_interface_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
- DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
- DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
- DEFINES["RTC_ENABLE_VP9"] = True
-+DEFINES["USE_GLIB"] = "1"
-+DEFINES["USE_OZONE"] = "1"
-+DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
- DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
- DEFINES["WEBRTC_LIBRARY_IMPL"] = True
- DEFINES["WEBRTC_MOZILLA_BUILD"] = True
- DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
-+DEFINES["WEBRTC_POSIX"] = True
-+DEFINES["_FILE_OFFSET_BITS"] = "64"
-+DEFINES["_LARGEFILE64_SOURCE"] = True
-+DEFINES["_LARGEFILE_SOURCE"] = True
-+DEFINES["__STDC_CONSTANT_MACROS"] = True
-+DEFINES["__STDC_FORMAT_MACROS"] = True
  
- FINAL_LIBRARY = "webrtc"
+ if CONFIG["CPU_ARCH"] == "x86":
  
-@@ -42,174 +52,15 @@ if not CONFIG["MOZ_DEBUG"]:
- if CONFIG["MOZ_DEBUG"] == "1":
- 
-     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
--
--if CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["ANDROID"] = True
--    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
--    DEFINES["HAVE_SYS_UIO_H"] = True
--    DEFINES["WEBRTC_ANDROID"] = True
--    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_GNU_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--    OS_LIBS += [
--        "GLESv2",
--        "log"
--    ]
--
--if CONFIG["OS_TARGET"] == "Darwin":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_MAC"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
--    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--if CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_NSS_CERTS"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_UDEV"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
--if CONFIG["OS_TARGET"] == "OpenBSD":
--
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_X11"] = "1"
--    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--if CONFIG["OS_TARGET"] == "WINNT":
+-if CONFIG["CPU_ARCH"] == "x86_64":
 -
--    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
--    DEFINES["NOMINMAX"] = True
--    DEFINES["NTDDI_VERSION"] = "0x0A000000"
--    DEFINES["PSAPI_VERSION"] = "2"
--    DEFINES["UNICODE"] = True
--    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_WIN"] = True
--    DEFINES["WIN32"] = True
--    DEFINES["WIN32_LEAN_AND_MEAN"] = True
--    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
--    DEFINES["WINVER"] = "0x0A00"
--    DEFINES["_ATL_NO_OPENGL"] = True
--    DEFINES["_CRT_RAND_S"] = True
--    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
--    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
--    DEFINES["_HAS_EXCEPTIONS"] = "0"
--    DEFINES["_HAS_NODISCARD"] = True
--    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
--    DEFINES["_SECURE_ATL"] = True
--    DEFINES["_UNICODE"] = True
--    DEFINES["_WIN32_WINNT"] = "0x0A00"
--    DEFINES["_WINDOWS"] = True
--    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
-+    DEFINES["_DEBUG"] = True
- 
- if CONFIG["CPU_ARCH"] == "aarch64":
- 
-     DEFINES["WEBRTC_ARCH_ARM64"] = True
-     DEFINES["WEBRTC_HAS_NEON"] = True
- 
--if CONFIG["CPU_ARCH"] == "arm":
--
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
--    DEFINES["WEBRTC_ARCH_ARM"] = True
--    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
--    DEFINES["WEBRTC_HAS_NEON"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -60092,10 +64477,9 @@ index da29622b17bf..01c957b82bfd 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -60105,48 +64489,57 @@ index da29622b17bf..01c957b82bfd 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("video_codec_interface_gn")
-diff --git third_party/libwebrtc/modules/video_coding/video_coding_gn/moz.build third_party/libwebrtc/modules/video_coding/video_coding_gn/moz.build
-index 40d6c2fa3440..b2797c97a4b0 100644
---- third_party/libwebrtc/modules/video_coding/video_coding_gn/moz.build
-+++ third_party/libwebrtc/modules/video_coding/video_coding_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("webrtc_vp8_gn")
+diff --git third_party/libwebrtc/modules/video_coding/webrtc_vp8_scalability_gn/moz.build third_party/libwebrtc/modules/video_coding/webrtc_vp8_scalability_gn/moz.build
+index 3d5642df008a..3efc79029a22 100644
+--- third_party/libwebrtc/modules/video_coding/webrtc_vp8_scalability_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/webrtc_vp8_scalability_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -60155,7 +64548,7 @@ index 40d6c2fa3440..b2797c97a4b0 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -59,174 +69,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -60167,7 +64560,6 @@ index 40d6c2fa3440..b2797c97a4b0 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -60175,13 +64567,11 @@ index 40d6c2fa3440..b2797c97a4b0 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -60204,18 +64594,12 @@ index 40d6c2fa3440..b2797c97a4b0 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -60231,7 +64615,6 @@ index 40d6c2fa3440..b2797c97a4b0 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -60249,13 +64632,6 @@ index 40d6c2fa3440..b2797c97a4b0 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -60272,6 +64648,24 @@ index 40d6c2fa3440..b2797c97a4b0 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -60294,10 +64688,9 @@ index 40d6c2fa3440..b2797c97a4b0 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -60307,48 +64700,57 @@ index 40d6c2fa3440..b2797c97a4b0 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("video_coding_gn")
-diff --git third_party/libwebrtc/modules/video_coding/video_coding_utility_gn/moz.build third_party/libwebrtc/modules/video_coding/video_coding_utility_gn/moz.build
-index 1fb1c3455908..8ed800072743 100644
---- third_party/libwebrtc/modules/video_coding/video_coding_utility_gn/moz.build
-+++ third_party/libwebrtc/modules/video_coding/video_coding_utility_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("webrtc_vp8_scalability_gn")
+diff --git third_party/libwebrtc/modules/video_coding/webrtc_vp8_temporal_layers_gn/moz.build third_party/libwebrtc/modules/video_coding/webrtc_vp8_temporal_layers_gn/moz.build
+index 7977e03d428c..64f1526a2eb2 100644
+--- third_party/libwebrtc/modules/video_coding/webrtc_vp8_temporal_layers_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/webrtc_vp8_temporal_layers_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -60357,7 +64759,7 @@ index 1fb1c3455908..8ed800072743 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -52,174 +62,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -48,191 +57,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -60369,7 +64771,6 @@ index 1fb1c3455908..8ed800072743 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -60383,7 +64784,6 @@ index 1fb1c3455908..8ed800072743 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -60407,7 +64807,6 @@ index 1fb1c3455908..8ed800072743 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "dl",
 -        "rt"
 -    ]
 -
@@ -60417,7 +64816,6 @@ index 1fb1c3455908..8ed800072743 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -60433,7 +64831,6 @@ index 1fb1c3455908..8ed800072743 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -60474,6 +64871,24 @@ index 1fb1c3455908..8ed800072743 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -60496,10 +64911,9 @@ index 1fb1c3455908..8ed800072743 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -60509,48 +64923,57 @@ index 1fb1c3455908..8ed800072743 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("video_coding_utility_gn")
-diff --git third_party/libwebrtc/modules/video_coding/webrtc_h264_gn/moz.build third_party/libwebrtc/modules/video_coding/webrtc_h264_gn/moz.build
-index 68f59decaac9..5374c02be1ab 100644
---- third_party/libwebrtc/modules/video_coding/webrtc_h264_gn/moz.build
-+++ third_party/libwebrtc/modules/video_coding/webrtc_h264_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("webrtc_vp8_temporal_layers_gn")
+diff --git third_party/libwebrtc/modules/video_coding/webrtc_vp9_gn/moz.build third_party/libwebrtc/modules/video_coding/webrtc_vp9_gn/moz.build
+index f470652e6d6c..03f7307e20ea 100644
+--- third_party/libwebrtc/modules/video_coding/webrtc_vp9_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/webrtc_vp9_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -60559,7 +64982,7 @@ index 68f59decaac9..5374c02be1ab 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -46,174 +56,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -48,191 +57,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -60571,7 +64994,6 @@ index 68f59decaac9..5374c02be1ab 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -60585,7 +65007,6 @@ index 68f59decaac9..5374c02be1ab 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -60609,7 +65030,6 @@ index 68f59decaac9..5374c02be1ab 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "dl",
 -        "rt"
 -    ]
 -
@@ -60619,7 +65039,6 @@ index 68f59decaac9..5374c02be1ab 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -60635,7 +65054,6 @@ index 68f59decaac9..5374c02be1ab 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -60676,6 +65094,24 @@ index 68f59decaac9..5374c02be1ab 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -60698,10 +65134,9 @@ index 68f59decaac9..5374c02be1ab 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -60711,48 +65146,57 @@ index 68f59decaac9..5374c02be1ab 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("webrtc_h264_gn")
-diff --git third_party/libwebrtc/modules/video_coding/webrtc_libvpx_interface_gn/moz.build third_party/libwebrtc/modules/video_coding/webrtc_libvpx_interface_gn/moz.build
-index 6f360d915d5d..653b68087a6c 100644
---- third_party/libwebrtc/modules/video_coding/webrtc_libvpx_interface_gn/moz.build
-+++ third_party/libwebrtc/modules/video_coding/webrtc_libvpx_interface_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("webrtc_vp9_gn")
+diff --git third_party/libwebrtc/modules/video_coding/webrtc_vp9_helpers_gn/moz.build third_party/libwebrtc/modules/video_coding/webrtc_vp9_helpers_gn/moz.build
+index 77a0c38f9903..0390ceb82364 100644
+--- third_party/libwebrtc/modules/video_coding/webrtc_vp9_helpers_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/webrtc_vp9_helpers_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -60761,7 +65205,7 @@ index 6f360d915d5d..653b68087a6c 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,191 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -60773,7 +65217,6 @@ index 6f360d915d5d..653b68087a6c 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -60781,12 +65224,12 @@ index 6f360d915d5d..653b68087a6c 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
+-        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -60809,13 +65252,16 @@ index 6f360d915d5d..653b68087a6c 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -60831,7 +65277,6 @@ index 6f360d915d5d..653b68087a6c 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -60849,6 +65294,13 @@ index 6f360d915d5d..653b68087a6c 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -60865,6 +65317,24 @@ index 6f360d915d5d..653b68087a6c 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -60887,10 +65357,9 @@ index 6f360d915d5d..653b68087a6c 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -60900,48 +65369,312 @@ index 6f360d915d5d..653b68087a6c 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("webrtc_vp9_helpers_gn")
+diff --git third_party/libwebrtc/moz.build third_party/libwebrtc/moz.build
+index 5c9a364dd518..96c9b9570028 100644
+--- third_party/libwebrtc/moz.build
++++ third_party/libwebrtc/moz.build
+@@ -263,6 +263,8 @@ DIRS += [
+     "/third_party/libwebrtc/modules/congestion_controller/goog_cc/send_side_bwe_gn",
+     "/third_party/libwebrtc/modules/congestion_controller/rtp/control_handler_gn",
+     "/third_party/libwebrtc/modules/congestion_controller/rtp/transport_feedback_gn",
++    "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
++    "/third_party/libwebrtc/modules/desktop_capture/primitives_gn",
+     "/third_party/libwebrtc/modules/module_api_gn",
+     "/third_party/libwebrtc/modules/module_api_public_gn",
+     "/third_party/libwebrtc/modules/module_fec_api_gn",
+@@ -457,102 +459,11 @@ DIRS += [
+     "/third_party/libwebrtc/webrtc_gn"
+ ]
+ 
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DIRS += [
+-        "/third_party/libwebrtc/rtc_base/ifaddrs_android_gn"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DIRS += [
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_objc_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn",
+-        "/third_party/libwebrtc/rtc_base/system/cocoa_threading_gn",
+-        "/third_party/libwebrtc/rtc_base/system/gcd_helpers_gn",
+-        "/third_party/libwebrtc/sdk/base_objc_gn",
+-        "/third_party/libwebrtc/sdk/helpers_objc_gn",
+-        "/third_party/libwebrtc/sdk/videocapture_objc_gn",
+-        "/third_party/libwebrtc/sdk/videoframebuffer_objc_gn"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DIRS += [
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DIRS += [
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn",
+-        "/third_party/libwebrtc/rtc_base/win/create_direct3d_device_gn",
+-        "/third_party/libwebrtc/rtc_base/win/get_activation_factory_gn",
+-        "/third_party/libwebrtc/rtc_base/win/hstring_gn",
+-        "/third_party/libwebrtc/rtc_base/win/windows_version_gn",
+-        "/third_party/libwebrtc/rtc_base/win32_gn"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DIRS += [
+-        "/third_party/libwebrtc/common_audio/common_audio_neon_c_gn",
+-        "/third_party/libwebrtc/common_audio/common_audio_neon_gn"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DIRS += [
+-        "/third_party/libwebrtc/common_audio/common_audio_neon_c_gn",
+-        "/third_party/libwebrtc/common_audio/common_audio_neon_gn",
+-        "/third_party/libwebrtc/rtc_base/system/asm_defines_gn"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DIRS += [
+-        "/third_party/libwebrtc/common_audio/common_audio_avx2_gn",
+-        "/third_party/libwebrtc/common_audio/common_audio_sse2_gn",
+-        "/third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn",
+-        "/third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DIRS += [
+-        "/third_party/libwebrtc/common_audio/common_audio_avx2_gn",
+-        "/third_party/libwebrtc/common_audio/common_audio_sse2_gn",
+-        "/third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn",
+-        "/third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DIRS += [
+-        "/third_party/libwebrtc/common_audio/common_audio_neon_c_gn",
+-        "/third_party/libwebrtc/common_audio/common_audio_neon_gn"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DIRS += [
+-        "/third_party/libwebrtc/common_audio/common_audio_avx2_gn",
+-        "/third_party/libwebrtc/common_audio/common_audio_sse2_gn",
+-        "/third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn",
+-        "/third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DIRS += [
+         "/third_party/libwebrtc/common_audio/common_audio_neon_c_gn",
+         "/third_party/libwebrtc/common_audio/common_audio_neon_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn",
+         "/third_party/libwebrtc/modules/portal/portal_gn",
+         "/third_party/libwebrtc/third_party/drm/drm_gn",
+         "/third_party/libwebrtc/third_party/gbm/gbm_gn",
+@@ -560,26 +471,9 @@ if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+         "/third_party/libwebrtc/third_party/pipewire/pipewire_gn"
+     ]
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["CPU_ARCH"] == "mips32" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DIRS += [
+-        "/third_party/libwebrtc/common_audio/common_audio_neon_c_gn",
+-        "/third_party/libwebrtc/common_audio/common_audio_neon_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn",
+-        "/third_party/libwebrtc/modules/portal/portal_gn",
+-        "/third_party/libwebrtc/rtc_base/system/asm_defines_gn",
+-        "/third_party/libwebrtc/third_party/drm/drm_gn",
+-        "/third_party/libwebrtc/third_party/gbm/gbm_gn",
+-        "/third_party/libwebrtc/third_party/libepoxy/libepoxy_gn",
+-        "/third_party/libwebrtc/third_party/pipewire/pipewire_gn"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "mips32" and CONFIG["OS_TARGET"] == "Linux":
 -
+-    DIRS += [
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn",
+         "/third_party/libwebrtc/modules/portal/portal_gn",
+         "/third_party/libwebrtc/third_party/drm/drm_gn",
+         "/third_party/libwebrtc/third_party/gbm/gbm_gn",
+@@ -587,11 +481,9 @@ if CONFIG["CPU_ARCH"] == "mips32" and CONFIG["OS_TARGET"] == "Linux":
+         "/third_party/libwebrtc/third_party/pipewire/pipewire_gn"
+     ]
+ 
+-if CONFIG["CPU_ARCH"] == "mips64" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["CPU_ARCH"] == "mips64" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DIRS += [
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn",
+         "/third_party/libwebrtc/modules/portal/portal_gn",
+         "/third_party/libwebrtc/third_party/drm/drm_gn",
+         "/third_party/libwebrtc/third_party/gbm/gbm_gn",
+@@ -599,7 +491,7 @@ if CONFIG["CPU_ARCH"] == "mips64" and CONFIG["OS_TARGET"] == "Linux":
+         "/third_party/libwebrtc/third_party/pipewire/pipewire_gn"
+     ]
+ 
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DIRS += [
+         "/third_party/libwebrtc/common_audio/common_audio_avx2_gn",
+@@ -607,8 +499,6 @@ if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+         "/third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn",
+         "/third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn",
+         "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn",
+         "/third_party/libwebrtc/modules/portal/portal_gn",
+         "/third_party/libwebrtc/third_party/drm/drm_gn",
+         "/third_party/libwebrtc/third_party/gbm/gbm_gn",
+@@ -616,7 +506,7 @@ if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+         "/third_party/libwebrtc/third_party/pipewire/pipewire_gn"
+     ]
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DIRS += [
+         "/third_party/libwebrtc/common_audio/common_audio_avx2_gn",
+@@ -624,69 +514,9 @@ if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+         "/third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn",
+         "/third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn",
+         "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn",
+         "/third_party/libwebrtc/modules/portal/portal_gn",
+         "/third_party/libwebrtc/third_party/drm/drm_gn",
+         "/third_party/libwebrtc/third_party/gbm/gbm_gn",
+         "/third_party/libwebrtc/third_party/libepoxy/libepoxy_gn",
+         "/third_party/libwebrtc/third_party/pipewire/pipewire_gn"
+     ]
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
- Library("webrtc_libvpx_interface_gn")
-diff --git third_party/libwebrtc/modules/video_coding/webrtc_multiplex_gn/moz.build third_party/libwebrtc/modules/video_coding/webrtc_multiplex_gn/moz.build
-index 2b1679f9417e..43721cb39474 100644
---- third_party/libwebrtc/modules/video_coding/webrtc_multiplex_gn/moz.build
-+++ third_party/libwebrtc/modules/video_coding/webrtc_multiplex_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+-    DIRS += [
+-        "/third_party/libwebrtc/common_audio/common_audio_neon_c_gn",
+-        "/third_party/libwebrtc/common_audio/common_audio_neon_gn"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DIRS += [
+-        "/third_party/libwebrtc/common_audio/common_audio_avx2_gn",
+-        "/third_party/libwebrtc/common_audio/common_audio_sse2_gn",
+-        "/third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn",
+-        "/third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DIRS += [
+-        "/third_party/libwebrtc/common_audio/common_audio_neon_c_gn",
+-        "/third_party/libwebrtc/common_audio/common_audio_neon_gn"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DIRS += [
+-        "/third_party/libwebrtc/common_audio/common_audio_avx2_gn",
+-        "/third_party/libwebrtc/common_audio/common_audio_sse2_gn",
+-        "/third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn",
+-        "/third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DIRS += [
+-        "/third_party/libwebrtc/common_audio/common_audio_avx2_gn",
+-        "/third_party/libwebrtc/common_audio/common_audio_sse2_gn",
+-        "/third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn",
+-        "/third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "ppc64" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DIRS += [
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "riscv64" and CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DIRS += [
+-        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
+-        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn"
+-    ]
+diff --git third_party/libwebrtc/rtc_base/async_packet_socket_gn/moz.build third_party/libwebrtc/rtc_base/async_packet_socket_gn/moz.build
+index b93fca231d69..be25257373e5 100644
+--- third_party/libwebrtc/rtc_base/async_packet_socket_gn/moz.build
++++ third_party/libwebrtc/rtc_base/async_packet_socket_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -60950,7 +65683,7 @@ index 2b1679f9417e..43721cb39474 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -44,174 +54,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -60962,21 +65695,14 @@ index 2b1679f9417e..43721cb39474 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "GLESv2",
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -60999,18 +65725,12 @@ index 2b1679f9417e..43721cb39474 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -61026,7 +65746,6 @@ index 2b1679f9417e..43721cb39474 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -61044,13 +65763,6 @@ index 2b1679f9417e..43721cb39474 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -61060,14 +65772,26 @@ index 2b1679f9417e..43721cb39474 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -61108,42 +65832,38 @@ index 2b1679f9417e..43721cb39474 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("webrtc_multiplex_gn")
-diff --git third_party/libwebrtc/modules/video_coding/webrtc_vp8_gn/moz.build third_party/libwebrtc/modules/video_coding/webrtc_vp8_gn/moz.build
-index d4a85cbfc7fe..557f8cce3ace 100644
---- third_party/libwebrtc/modules/video_coding/webrtc_vp8_gn/moz.build
-+++ third_party/libwebrtc/modules/video_coding/webrtc_vp8_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("async_packet_socket_gn")
+diff --git third_party/libwebrtc/rtc_base/async_resolver_interface_gn/moz.build third_party/libwebrtc/rtc_base/async_resolver_interface_gn/moz.build
+index 8e1b4e454d4d..ee64165c31d3 100644
+--- third_party/libwebrtc/rtc_base/async_resolver_interface_gn/moz.build
++++ third_party/libwebrtc/rtc_base/async_resolver_interface_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -61152,7 +65872,7 @@ index d4a85cbfc7fe..557f8cce3ace 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -44,174 +54,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,187 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -61164,7 +65884,6 @@ index d4a85cbfc7fe..557f8cce3ace 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -61178,7 +65897,6 @@ index d4a85cbfc7fe..557f8cce3ace 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -61201,18 +65919,12 @@ index d4a85cbfc7fe..557f8cce3ace 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -61228,7 +65940,6 @@ index d4a85cbfc7fe..557f8cce3ace 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -61269,6 +65980,24 @@ index d4a85cbfc7fe..557f8cce3ace 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -61291,10 +66020,9 @@ index d4a85cbfc7fe..557f8cce3ace 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -61304,48 +66032,57 @@ index d4a85cbfc7fe..557f8cce3ace 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("webrtc_vp8_gn")
-diff --git third_party/libwebrtc/modules/video_coding/webrtc_vp8_scalability_gn/moz.build third_party/libwebrtc/modules/video_coding/webrtc_vp8_scalability_gn/moz.build
-index 1e8317f46e63..e8019e2d5bc3 100644
---- third_party/libwebrtc/modules/video_coding/webrtc_vp8_scalability_gn/moz.build
-+++ third_party/libwebrtc/modules/video_coding/webrtc_vp8_scalability_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("async_resolver_interface_gn")
+diff --git third_party/libwebrtc/rtc_base/audio_format_to_string_gn/moz.build third_party/libwebrtc/rtc_base/audio_format_to_string_gn/moz.build
+index d5cc0504b1d5..41df619ecefa 100644
+--- third_party/libwebrtc/rtc_base/audio_format_to_string_gn/moz.build
++++ third_party/libwebrtc/rtc_base/audio_format_to_string_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -61354,7 +66091,7 @@ index 1e8317f46e63..e8019e2d5bc3 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -61366,7 +66103,6 @@ index 1e8317f46e63..e8019e2d5bc3 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -61379,7 +66115,6 @@ index 1e8317f46e63..e8019e2d5bc3 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -61408,7 +66143,6 @@ index 1e8317f46e63..e8019e2d5bc3 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -61424,7 +66158,6 @@ index 1e8317f46e63..e8019e2d5bc3 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -61442,6 +66175,10 @@ index 1e8317f46e63..e8019e2d5bc3 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -61458,6 +66195,24 @@ index 1e8317f46e63..e8019e2d5bc3 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -61480,10 +66235,9 @@ index 1e8317f46e63..e8019e2d5bc3 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -61493,48 +66247,57 @@ index 1e8317f46e63..e8019e2d5bc3 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("webrtc_vp8_scalability_gn")
-diff --git third_party/libwebrtc/modules/video_coding/webrtc_vp8_temporal_layers_gn/moz.build third_party/libwebrtc/modules/video_coding/webrtc_vp8_temporal_layers_gn/moz.build
-index 2e8bb42e847e..bd3f307bbc43 100644
---- third_party/libwebrtc/modules/video_coding/webrtc_vp8_temporal_layers_gn/moz.build
-+++ third_party/libwebrtc/modules/video_coding/webrtc_vp8_temporal_layers_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("audio_format_to_string_gn")
+diff --git third_party/libwebrtc/rtc_base/bit_buffer_gn/moz.build third_party/libwebrtc/rtc_base/bit_buffer_gn/moz.build
+index 858cc304ba75..9d16e13e8efa 100644
+--- third_party/libwebrtc/rtc_base/bit_buffer_gn/moz.build
++++ third_party/libwebrtc/rtc_base/bit_buffer_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -61543,7 +66306,7 @@ index 2e8bb42e847e..bd3f307bbc43 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -46,174 +56,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -61555,7 +66318,6 @@ index 2e8bb42e847e..bd3f307bbc43 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -61563,13 +66325,11 @@ index 2e8bb42e847e..bd3f307bbc43 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -61592,18 +66352,12 @@ index 2e8bb42e847e..bd3f307bbc43 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -61619,7 +66373,6 @@ index 2e8bb42e847e..bd3f307bbc43 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -61637,13 +66390,6 @@ index 2e8bb42e847e..bd3f307bbc43 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -61660,6 +66406,24 @@ index 2e8bb42e847e..bd3f307bbc43 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -61682,10 +66446,9 @@ index 2e8bb42e847e..bd3f307bbc43 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -61695,48 +66458,57 @@ index 2e8bb42e847e..bd3f307bbc43 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("webrtc_vp8_temporal_layers_gn")
-diff --git third_party/libwebrtc/modules/video_coding/webrtc_vp9_gn/moz.build third_party/libwebrtc/modules/video_coding/webrtc_vp9_gn/moz.build
-index e3f0d1774eba..36a2e95654f4 100644
---- third_party/libwebrtc/modules/video_coding/webrtc_vp9_gn/moz.build
-+++ third_party/libwebrtc/modules/video_coding/webrtc_vp9_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("bit_buffer_gn")
+diff --git third_party/libwebrtc/rtc_base/bitstream_reader_gn/moz.build third_party/libwebrtc/rtc_base/bitstream_reader_gn/moz.build
+index 77059cd34301..c5dabe6ad79f 100644
+--- third_party/libwebrtc/rtc_base/bitstream_reader_gn/moz.build
++++ third_party/libwebrtc/rtc_base/bitstream_reader_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -61745,7 +66517,7 @@ index e3f0d1774eba..36a2e95654f4 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -46,174 +56,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -61757,7 +66529,6 @@ index e3f0d1774eba..36a2e95654f4 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -61765,13 +66536,11 @@ index e3f0d1774eba..36a2e95654f4 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -61794,18 +66563,12 @@ index e3f0d1774eba..36a2e95654f4 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -61821,7 +66584,6 @@ index e3f0d1774eba..36a2e95654f4 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -61839,13 +66601,6 @@ index e3f0d1774eba..36a2e95654f4 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -61862,6 +66617,24 @@ index e3f0d1774eba..36a2e95654f4 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -61884,10 +66657,9 @@ index e3f0d1774eba..36a2e95654f4 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -61897,48 +66669,57 @@ index e3f0d1774eba..36a2e95654f4 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("webrtc_vp9_gn")
-diff --git third_party/libwebrtc/modules/video_coding/webrtc_vp9_helpers_gn/moz.build third_party/libwebrtc/modules/video_coding/webrtc_vp9_helpers_gn/moz.build
-index c73282c2ee34..f5f423de241b 100644
---- third_party/libwebrtc/modules/video_coding/webrtc_vp9_helpers_gn/moz.build
-+++ third_party/libwebrtc/modules/video_coding/webrtc_vp9_helpers_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("bitstream_reader_gn")
+diff --git third_party/libwebrtc/rtc_base/buffer_gn/moz.build third_party/libwebrtc/rtc_base/buffer_gn/moz.build
+index c378c3a0b2ac..31ea8d65c7ce 100644
+--- third_party/libwebrtc/rtc_base/buffer_gn/moz.build
++++ third_party/libwebrtc/rtc_base/buffer_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -61947,7 +66728,7 @@ index c73282c2ee34..f5f423de241b 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,107 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -61959,7 +66740,6 @@ index c73282c2ee34..f5f423de241b 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -61967,13 +66747,11 @@ index c73282c2ee34..f5f423de241b 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -61996,18 +66774,12 @@ index c73282c2ee34..f5f423de241b 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -62023,7 +66795,6 @@ index c73282c2ee34..f5f423de241b 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -62041,13 +66812,6 @@ index c73282c2ee34..f5f423de241b 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -62057,14 +66821,26 @@ index c73282c2ee34..f5f423de241b 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -149,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -62105,42 +66881,38 @@ index c73282c2ee34..f5f423de241b 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("webrtc_vp9_helpers_gn")
-diff --git third_party/libwebrtc/modules/video_processing/denoiser_filter_gn/moz.build third_party/libwebrtc/modules/video_processing/denoiser_filter_gn/moz.build
-index 0aaecfdf510a..70a93b65f156 100644
---- third_party/libwebrtc/modules/video_processing/denoiser_filter_gn/moz.build
-+++ third_party/libwebrtc/modules/video_processing/denoiser_filter_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("buffer_gn")
+diff --git third_party/libwebrtc/rtc_base/byte_buffer_gn/moz.build third_party/libwebrtc/rtc_base/byte_buffer_gn/moz.build
+index 43ed668b71ad..292e0dc836d1 100644
+--- third_party/libwebrtc/rtc_base/byte_buffer_gn/moz.build
++++ third_party/libwebrtc/rtc_base/byte_buffer_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -62149,7 +66921,7 @@ index 0aaecfdf510a..70a93b65f156 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -62161,16 +66933,18 @@ index 0aaecfdf510a..70a93b65f156 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -62199,7 +66973,6 @@ index 0aaecfdf510a..70a93b65f156 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -62215,7 +66988,6 @@ index 0aaecfdf510a..70a93b65f156 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -62242,9 +67014,31 @@ index 0aaecfdf510a..70a93b65f156 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -62267,10 +67061,9 @@ index 0aaecfdf510a..70a93b65f156 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -62280,48 +67073,57 @@ index 0aaecfdf510a..70a93b65f156 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("denoiser_filter_gn")
-diff --git third_party/libwebrtc/modules/video_processing/video_processing_gn/moz.build third_party/libwebrtc/modules/video_processing/video_processing_gn/moz.build
-index aa332adfa9a7..2bdd0d2bebbb 100644
---- third_party/libwebrtc/modules/video_processing/video_processing_gn/moz.build
-+++ third_party/libwebrtc/modules/video_processing/video_processing_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("byte_buffer_gn")
+diff --git third_party/libwebrtc/rtc_base/byte_order_gn/moz.build third_party/libwebrtc/rtc_base/byte_order_gn/moz.build
+index b49346b1540f..c8dbc51e612a 100644
+--- third_party/libwebrtc/rtc_base/byte_order_gn/moz.build
++++ third_party/libwebrtc/rtc_base/byte_order_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -62330,7 +67132,7 @@ index aa332adfa9a7..2bdd0d2bebbb 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -47,174 +57,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -62342,21 +67144,14 @@ index aa332adfa9a7..2bdd0d2bebbb 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "GLESv2",
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -62379,18 +67174,12 @@ index aa332adfa9a7..2bdd0d2bebbb 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -62406,7 +67195,6 @@ index aa332adfa9a7..2bdd0d2bebbb 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -62424,13 +67212,6 @@ index aa332adfa9a7..2bdd0d2bebbb 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -62440,14 +67221,26 @@ index aa332adfa9a7..2bdd0d2bebbb 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -62488,44 +67281,38 @@ index aa332adfa9a7..2bdd0d2bebbb 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("video_processing_gn")
-diff --git third_party/libwebrtc/modules/video_processing/video_processing_neon_gn/moz.build third_party/libwebrtc/modules/video_processing/video_processing_neon_gn/moz.build
-index 3588b0ac325f..e1d6759739e5 100644
---- third_party/libwebrtc/modules/video_processing/video_processing_neon_gn/moz.build
-+++ third_party/libwebrtc/modules/video_processing/video_processing_neon_gn/moz.build
-@@ -12,12 +12,22 @@ AllowCompilerWarnings()
+ Library("byte_order_gn")
+diff --git third_party/libwebrtc/rtc_base/checks_gn/moz.build third_party/libwebrtc/rtc_base/checks_gn/moz.build
+index 769362b62a5a..97a3da2b775a 100644
+--- third_party/libwebrtc/rtc_base/checks_gn/moz.build
++++ third_party/libwebrtc/rtc_base/checks_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
-+DEFINES["WEBRTC_ARCH_ARM64"] = True
 +DEFINES["WEBRTC_BSD"] = True
- DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
- DEFINES["WEBRTC_HAS_NEON"] = True
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -62534,7 +67321,7 @@ index 3588b0ac325f..e1d6759739e5 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -43,133 +53,10 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -62552,9 +67339,12 @@ index 3588b0ac325f..e1d6759739e5 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -62572,7 +67362,6 @@ index 3588b0ac325f..e1d6759739e5 100644
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
@@ -62583,7 +67372,6 @@ index 3588b0ac325f..e1d6759739e5 100644
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
--    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
@@ -62600,7 +67388,6 @@ index 3588b0ac325f..e1d6759739e5 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -62618,7 +67405,13 @@ index 3588b0ac325f..e1d6759739e5 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "arm":
 -
 -    CXXFLAGS += [
@@ -62627,11 +67420,30 @@ index 3588b0ac325f..e1d6759739e5 100644
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
 -
-     DEFINES["_DEBUG"] = True
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
  
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
@@ -62649,13 +67461,8 @@ index 3588b0ac325f..e1d6759739e5 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Android":
 -
--    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -62664,35 +67471,59 @@ index 3588b0ac325f..e1d6759739e5 100644
 -        "unwind"
 -    ]
 -
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["_GNU_SOURCE"] = True
 -
- Library("video_processing_neon_gn")
-diff --git third_party/libwebrtc/modules/video_processing/video_processing_sse2_gn/moz.build third_party/libwebrtc/modules/video_processing/video_processing_sse2_gn/moz.build
-index 9d41f521fdb8..0c3a0c9fcefc 100644
---- third_party/libwebrtc/modules/video_processing/video_processing_sse2_gn/moz.build
-+++ third_party/libwebrtc/modules/video_processing/video_processing_sse2_gn/moz.build
-@@ -9,14 +9,27 @@
- COMPILE_FLAGS["OS_INCLUDES"] = []
- AllowCompilerWarnings()
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
-+CXXFLAGS += [
-+    "-msse2"
-+]
-+
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("checks_gn")
+diff --git third_party/libwebrtc/rtc_base/compile_assert_c_gn/moz.build third_party/libwebrtc/rtc_base/compile_assert_c_gn/moz.build
+index 5fd417eefd5a..b997040b164c 100644
+--- third_party/libwebrtc/rtc_base/compile_assert_c_gn/moz.build
++++ third_party/libwebrtc/rtc_base/compile_assert_c_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
- DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -62701,17 +67532,13 @@ index 9d41f521fdb8..0c3a0c9fcefc 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -42,143 +55,10 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
--    CXXFLAGS += [
--        "-msse2"
--    ]
--
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
@@ -62723,16 +67550,8 @@ index 9d41f521fdb8..0c3a0c9fcefc 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    CXXFLAGS += [
--        "-msse2"
--    ]
--
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -62742,10 +67561,6 @@ index 9d41f521fdb8..0c3a0c9fcefc 100644
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
--    CXXFLAGS += [
--        "-msse2"
--    ]
--
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
@@ -62754,22 +67569,13 @@ index 9d41f521fdb8..0c3a0c9fcefc 100644
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
--    CXXFLAGS += [
--        "-msse2"
--    ]
--
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
@@ -62806,14 +67612,35 @@ index 9d41f521fdb8..0c3a0c9fcefc 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
 -
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -62828,8 +67655,8 @@ index 9d41f521fdb8..0c3a0c9fcefc 100644
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
-     DEFINES["_DEBUG"] = True
- 
+-    DEFINES["_DEBUG"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
@@ -62839,307 +67666,53 @@ index 9d41f521fdb8..0c3a0c9fcefc 100644
  
      DEFINES["USE_X11"] = "1"
  
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
--
--    OS_LIBS += [
--        "android_support"
--    ]
--
- Library("video_processing_sse2_gn")
-diff --git third_party/libwebrtc/moz.build third_party/libwebrtc/moz.build
-index 78a668b8646e..69f69fa74b5e 100644
---- third_party/libwebrtc/moz.build
-+++ third_party/libwebrtc/moz.build
-@@ -26,7 +26,9 @@ DIRS += [
-     "/third_party/libwebrtc/api/audio_codecs/ilbc/audio_decoder_ilbc_gn",
-     "/third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_config_gn",
-     "/third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_gn",
-+    "/third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_float_gn",
-     "/third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_gn",
-+    "/third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_float_gn",
-     "/third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_gn",
-     "/third_party/libwebrtc/api/audio_codecs/L16/audio_decoder_L16_gn",
-     "/third_party/libwebrtc/api/audio_codecs/L16/audio_encoder_L16_gn",
-@@ -171,7 +173,9 @@ DIRS += [
-     "/third_party/libwebrtc/modules/audio_coding/ilbc_c_gn",
-     "/third_party/libwebrtc/modules/audio_coding/ilbc_gn",
-     "/third_party/libwebrtc/modules/audio_coding/isac_bwinfo_gn",
-+    "/third_party/libwebrtc/modules/audio_coding/isac_c_gn",
-     "/third_party/libwebrtc/modules/audio_coding/isac_common_gn",
-+    "/third_party/libwebrtc/modules/audio_coding/isac_gn",
-     "/third_party/libwebrtc/modules/audio_coding/isac_vad_gn",
-     "/third_party/libwebrtc/modules/audio_coding/legacy_encoded_audio_frame_gn",
-     "/third_party/libwebrtc/modules/audio_coding/neteq_gn",
-@@ -264,6 +268,8 @@ DIRS += [
-     "/third_party/libwebrtc/modules/congestion_controller/goog_cc/send_side_bwe_gn",
-     "/third_party/libwebrtc/modules/congestion_controller/rtp/control_handler_gn",
-     "/third_party/libwebrtc/modules/congestion_controller/rtp/transport_feedback_gn",
-+    "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
-+    "/third_party/libwebrtc/modules/desktop_capture/primitives_gn",
-     "/third_party/libwebrtc/modules/module_api_gn",
-     "/third_party/libwebrtc/modules/module_api_public_gn",
-     "/third_party/libwebrtc/modules/module_fec_api_gn",
-@@ -460,224 +466,7 @@ DIRS += [
-     "/third_party/libwebrtc/webrtc_gn"
- ]
- 
--if CONFIG["OS_TARGET"] == "Android":
--
--    DIRS += [
--        "/third_party/libwebrtc/rtc_base/ifaddrs_android_gn"
--    ]
--
--if CONFIG["OS_TARGET"] == "Darwin":
--
--    DIRS += [
--        "/third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_float_gn",
--        "/third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_float_gn",
--        "/third_party/libwebrtc/modules/audio_coding/isac_c_gn",
--        "/third_party/libwebrtc/modules/audio_coding/isac_gn",
--        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
--        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_objc_gn",
--        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn",
--        "/third_party/libwebrtc/rtc_base/system/cocoa_threading_gn",
--        "/third_party/libwebrtc/sdk/base_objc_gn",
--        "/third_party/libwebrtc/sdk/helpers_objc_gn"
--    ]
--
--if CONFIG["OS_TARGET"] == "OpenBSD":
--
--    DIRS += [
--        "/third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_float_gn",
--        "/third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_float_gn",
--        "/third_party/libwebrtc/modules/audio_coding/isac_c_gn",
--        "/third_party/libwebrtc/modules/audio_coding/isac_gn",
--        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
--        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn"
--    ]
--
--if CONFIG["OS_TARGET"] == "WINNT":
--
--    DIRS += [
--        "/third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_float_gn",
--        "/third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_float_gn",
--        "/third_party/libwebrtc/modules/audio_coding/isac_c_gn",
--        "/third_party/libwebrtc/modules/audio_coding/isac_gn",
--        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
--        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn",
--        "/third_party/libwebrtc/rtc_base/win/create_direct3d_device_gn",
--        "/third_party/libwebrtc/rtc_base/win/get_activation_factory_gn",
--        "/third_party/libwebrtc/rtc_base/win/hstring_gn",
--        "/third_party/libwebrtc/rtc_base/win/windows_version_gn",
--        "/third_party/libwebrtc/rtc_base/win32_gn"
--    ]
--
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Android":
--
--    DIRS += [
--        "/third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_float_gn",
--        "/third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_float_gn",
--        "/third_party/libwebrtc/common_audio/common_audio_neon_c_gn",
--        "/third_party/libwebrtc/common_audio/common_audio_neon_gn",
--        "/third_party/libwebrtc/modules/audio_coding/isac_c_gn",
--        "/third_party/libwebrtc/modules/audio_coding/isac_gn",
--        "/third_party/libwebrtc/modules/video_processing/video_processing_neon_gn"
--    ]
--
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
--    DIRS += [
--        "/third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_fix_gn",
--        "/third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_fix_gn",
--        "/third_party/libwebrtc/common_audio/common_audio_neon_c_gn",
--        "/third_party/libwebrtc/common_audio/common_audio_neon_gn",
--        "/third_party/libwebrtc/modules/audio_coding/isac_fix_c_arm_asm_gn",
--        "/third_party/libwebrtc/modules/audio_coding/isac_fix_c_gn",
--        "/third_party/libwebrtc/modules/audio_coding/isac_fix_common_gn",
--        "/third_party/libwebrtc/modules/audio_coding/isac_fix_gn",
--        "/third_party/libwebrtc/modules/audio_coding/isac_neon_gn",
--        "/third_party/libwebrtc/modules/video_processing/video_processing_neon_gn",
--        "/third_party/libwebrtc/rtc_base/system/asm_defines_gn"
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
--    DIRS += [
--        "/third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_float_gn",
--        "/third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_float_gn",
--        "/third_party/libwebrtc/common_audio/common_audio_avx2_gn",
--        "/third_party/libwebrtc/common_audio/common_audio_sse2_gn",
--        "/third_party/libwebrtc/modules/audio_coding/isac_c_gn",
--        "/third_party/libwebrtc/modules/audio_coding/isac_gn",
--        "/third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn",
--        "/third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn",
--        "/third_party/libwebrtc/modules/video_processing/video_processing_sse2_gn"
--    ]
--
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Android":
--
--    DIRS += [
--        "/third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_float_gn",
--        "/third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_float_gn",
--        "/third_party/libwebrtc/common_audio/common_audio_avx2_gn",
--        "/third_party/libwebrtc/common_audio/common_audio_sse2_gn",
--        "/third_party/libwebrtc/modules/audio_coding/isac_c_gn",
--        "/third_party/libwebrtc/modules/audio_coding/isac_gn",
--        "/third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn",
--        "/third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn",
--        "/third_party/libwebrtc/modules/video_processing/video_processing_sse2_gn"
--    ]
--
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Darwin":
--
--    DIRS += [
--        "/third_party/libwebrtc/common_audio/common_audio_neon_c_gn",
--        "/third_party/libwebrtc/common_audio/common_audio_neon_gn",
--        "/third_party/libwebrtc/modules/video_processing/video_processing_neon_gn"
--    ]
--
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Darwin":
--
--    DIRS += [
--        "/third_party/libwebrtc/common_audio/common_audio_avx2_gn",
--        "/third_party/libwebrtc/common_audio/common_audio_sse2_gn",
--        "/third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn",
--        "/third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn",
--        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn",
--        "/third_party/libwebrtc/modules/video_processing/video_processing_sse2_gn"
+-    OS_LIBS += [
+-        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DIRS += [
--        "/third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_float_gn",
--        "/third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_float_gn",
--        "/third_party/libwebrtc/common_audio/common_audio_neon_c_gn",
--        "/third_party/libwebrtc/common_audio/common_audio_neon_gn",
--        "/third_party/libwebrtc/modules/audio_coding/isac_c_gn",
--        "/third_party/libwebrtc/modules/audio_coding/isac_gn",
--        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
--        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn",
--        "/third_party/libwebrtc/modules/video_processing/video_processing_neon_gn"
--    ]
+-    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DIRS += [
--        "/third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_fix_gn",
--        "/third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_fix_gn",
--        "/third_party/libwebrtc/common_audio/common_audio_neon_c_gn",
--        "/third_party/libwebrtc/common_audio/common_audio_neon_gn",
--        "/third_party/libwebrtc/modules/audio_coding/isac_fix_c_arm_asm_gn",
--        "/third_party/libwebrtc/modules/audio_coding/isac_fix_c_gn",
--        "/third_party/libwebrtc/modules/audio_coding/isac_fix_common_gn",
--        "/third_party/libwebrtc/modules/audio_coding/isac_fix_gn",
--        "/third_party/libwebrtc/modules/audio_coding/isac_neon_gn",
--        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
--        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn",
--        "/third_party/libwebrtc/modules/video_processing/video_processing_neon_gn",
--        "/third_party/libwebrtc/rtc_base/system/asm_defines_gn"
--    ]
--
--if CONFIG["CPU_ARCH"] == "ppc64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DIRS += [
--        "/third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_float_gn",
--        "/third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_float_gn",
--        "/third_party/libwebrtc/modules/audio_coding/isac_c_gn",
--        "/third_party/libwebrtc/modules/audio_coding/isac_gn"
--    ]
+-    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DIRS += [
--        "/third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_float_gn",
--        "/third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_float_gn",
--        "/third_party/libwebrtc/common_audio/common_audio_avx2_gn",
--        "/third_party/libwebrtc/common_audio/common_audio_sse2_gn",
--        "/third_party/libwebrtc/modules/audio_coding/isac_c_gn",
--        "/third_party/libwebrtc/modules/audio_coding/isac_gn",
--        "/third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn",
--        "/third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn",
--        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn",
--        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
--        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn",
--        "/third_party/libwebrtc/modules/video_processing/video_processing_sse2_gn"
--    ]
+-    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DIRS += [
--        "/third_party/libwebrtc/api/audio_codecs/isac/audio_decoder_isac_float_gn",
--        "/third_party/libwebrtc/api/audio_codecs/isac/audio_encoder_isac_float_gn",
--        "/third_party/libwebrtc/common_audio/common_audio_avx2_gn",
--        "/third_party/libwebrtc/common_audio/common_audio_sse2_gn",
--        "/third_party/libwebrtc/modules/audio_coding/isac_c_gn",
--        "/third_party/libwebrtc/modules/audio_coding/isac_gn",
--        "/third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn",
--        "/third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn",
--        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn",
--        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
--        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn",
--        "/third_party/libwebrtc/modules/video_processing/video_processing_sse2_gn"
--    ]
--
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "OpenBSD":
--
--    DIRS += [
--        "/third_party/libwebrtc/common_audio/common_audio_neon_c_gn",
--        "/third_party/libwebrtc/common_audio/common_audio_neon_gn",
--        "/third_party/libwebrtc/modules/video_processing/video_processing_neon_gn"
--    ]
--
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "OpenBSD":
--
--    DIRS += [
--        "/third_party/libwebrtc/common_audio/common_audio_avx2_gn",
--        "/third_party/libwebrtc/common_audio/common_audio_sse2_gn",
--        "/third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn",
--        "/third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn",
--        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn",
--        "/third_party/libwebrtc/modules/video_processing/video_processing_sse2_gn"
--    ]
+-    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "WINNT":
-+if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DIRS += [
-         "/third_party/libwebrtc/common_audio/common_audio_neon_c_gn",
-@@ -685,7 +474,7 @@ if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "WINNT":
-         "/third_party/libwebrtc/modules/video_processing/video_processing_neon_gn"
-     ]
- 
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "WINNT":
-+if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DIRS += [
-         "/third_party/libwebrtc/common_audio/common_audio_avx2_gn",
-@@ -696,7 +485,7 @@ if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "WINNT":
-         "/third_party/libwebrtc/modules/video_processing/video_processing_sse2_gn"
-     ]
- 
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "WINNT":
-+if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DIRS += [
-         "/third_party/libwebrtc/common_audio/common_audio_avx2_gn",
-diff --git third_party/libwebrtc/rtc_base/async_resolver_interface_gn/moz.build third_party/libwebrtc/rtc_base/async_resolver_interface_gn/moz.build
-index 5628bb3a4ff8..47fb8bc57c43 100644
---- third_party/libwebrtc/rtc_base/async_resolver_interface_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/async_resolver_interface_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("compile_assert_c_gn")
+diff --git third_party/libwebrtc/rtc_base/containers/flat_containers_internal_gn/moz.build third_party/libwebrtc/rtc_base/containers/flat_containers_internal_gn/moz.build
+index 2d02d778fffe..07b174d0c11e 100644
+--- third_party/libwebrtc/rtc_base/containers/flat_containers_internal_gn/moz.build
++++ third_party/libwebrtc/rtc_base/containers/flat_containers_internal_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -63148,7 +67721,7 @@ index 5628bb3a4ff8..47fb8bc57c43 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,169 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -63160,7 +67733,6 @@ index 5628bb3a4ff8..47fb8bc57c43 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -63168,13 +67740,11 @@ index 5628bb3a4ff8..47fb8bc57c43 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -63203,7 +67773,6 @@ index 5628bb3a4ff8..47fb8bc57c43 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -63219,7 +67788,6 @@ index 5628bb3a4ff8..47fb8bc57c43 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -63237,13 +67805,6 @@ index 5628bb3a4ff8..47fb8bc57c43 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -63260,6 +67821,24 @@ index 5628bb3a4ff8..47fb8bc57c43 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -63282,10 +67861,9 @@ index 5628bb3a4ff8..47fb8bc57c43 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -63295,48 +67873,57 @@ index 5628bb3a4ff8..47fb8bc57c43 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("async_resolver_interface_gn")
-diff --git third_party/libwebrtc/rtc_base/async_socket_gn/moz.build third_party/libwebrtc/rtc_base/async_socket_gn/moz.build
-index 732d8224bb5a..cd84d89e28c8 100644
---- third_party/libwebrtc/rtc_base/async_socket_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/async_socket_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("flat_containers_internal_gn")
+diff --git third_party/libwebrtc/rtc_base/containers/flat_map_gn/moz.build third_party/libwebrtc/rtc_base/containers/flat_map_gn/moz.build
+index f2d8ed054e00..df8ec55e92af 100644
+--- third_party/libwebrtc/rtc_base/containers/flat_map_gn/moz.build
++++ third_party/libwebrtc/rtc_base/containers/flat_map_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -63345,7 +67932,7 @@ index 732d8224bb5a..cd84d89e28c8 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,169 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,107 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -63357,7 +67944,6 @@ index 732d8224bb5a..cd84d89e28c8 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -63365,13 +67951,11 @@ index 732d8224bb5a..cd84d89e28c8 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -63400,7 +67984,6 @@ index 732d8224bb5a..cd84d89e28c8 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -63416,7 +67999,6 @@ index 732d8224bb5a..cd84d89e28c8 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -63434,13 +68016,6 @@ index 732d8224bb5a..cd84d89e28c8 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -63450,14 +68025,26 @@ index 732d8224bb5a..cd84d89e28c8 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -149,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -63498,42 +68085,38 @@ index 732d8224bb5a..cd84d89e28c8 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("async_socket_gn")
-diff --git third_party/libwebrtc/rtc_base/audio_format_to_string_gn/moz.build third_party/libwebrtc/rtc_base/audio_format_to_string_gn/moz.build
-index 10985c3a09a3..12fe81e90a59 100644
---- third_party/libwebrtc/rtc_base/audio_format_to_string_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/audio_format_to_string_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("flat_map_gn")
+diff --git third_party/libwebrtc/rtc_base/containers/flat_set_gn/moz.build third_party/libwebrtc/rtc_base/containers/flat_set_gn/moz.build
+index 794ed8feb87a..6d2002a94fbc 100644
+--- third_party/libwebrtc/rtc_base/containers/flat_set_gn/moz.build
++++ third_party/libwebrtc/rtc_base/containers/flat_set_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -63542,7 +68125,7 @@ index 10985c3a09a3..12fe81e90a59 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,107 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -63554,7 +68137,6 @@ index 10985c3a09a3..12fe81e90a59 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -63567,7 +68149,6 @@ index 10985c3a09a3..12fe81e90a59 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -63596,7 +68177,6 @@ index 10985c3a09a3..12fe81e90a59 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -63612,7 +68192,6 @@ index 10985c3a09a3..12fe81e90a59 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -63630,10 +68209,6 @@ index 10985c3a09a3..12fe81e90a59 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -63643,14 +68218,26 @@ index 10985c3a09a3..12fe81e90a59 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -149,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -63691,42 +68278,38 @@ index 10985c3a09a3..12fe81e90a59 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("audio_format_to_string_gn")
-diff --git third_party/libwebrtc/rtc_base/bit_buffer_gn/moz.build third_party/libwebrtc/rtc_base/bit_buffer_gn/moz.build
-index b3daad93040a..d18471cbb946 100644
---- third_party/libwebrtc/rtc_base/bit_buffer_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/bit_buffer_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("flat_set_gn")
+diff --git third_party/libwebrtc/rtc_base/copy_on_write_buffer_gn/moz.build third_party/libwebrtc/rtc_base/copy_on_write_buffer_gn/moz.build
+index eecb53c907da..bcad4a983179 100644
+--- third_party/libwebrtc/rtc_base/copy_on_write_buffer_gn/moz.build
++++ third_party/libwebrtc/rtc_base/copy_on_write_buffer_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -63735,7 +68318,7 @@ index b3daad93040a..d18471cbb946 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -63747,7 +68330,6 @@ index b3daad93040a..d18471cbb946 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -63760,7 +68342,6 @@ index b3daad93040a..d18471cbb946 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -63789,7 +68370,6 @@ index b3daad93040a..d18471cbb946 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -63805,7 +68385,6 @@ index b3daad93040a..d18471cbb946 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -63839,6 +68418,24 @@ index b3daad93040a..d18471cbb946 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -63861,10 +68458,9 @@ index b3daad93040a..d18471cbb946 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -63874,48 +68470,57 @@ index b3daad93040a..d18471cbb946 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("bit_buffer_gn")
-diff --git third_party/libwebrtc/rtc_base/bitstream_reader_gn/moz.build third_party/libwebrtc/rtc_base/bitstream_reader_gn/moz.build
-index 5578717236fa..ba596983b322 100644
---- third_party/libwebrtc/rtc_base/bitstream_reader_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/bitstream_reader_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("copy_on_write_buffer_gn")
+diff --git third_party/libwebrtc/rtc_base/criticalsection_gn/moz.build third_party/libwebrtc/rtc_base/criticalsection_gn/moz.build
+index c8749bb51055..95e71cdfe9cf 100644
+--- third_party/libwebrtc/rtc_base/criticalsection_gn/moz.build
++++ third_party/libwebrtc/rtc_base/criticalsection_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -63924,7 +68529,7 @@ index 5578717236fa..ba596983b322 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -63936,7 +68541,6 @@ index 5578717236fa..ba596983b322 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -63949,7 +68553,6 @@ index 5578717236fa..ba596983b322 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -63978,7 +68581,6 @@ index 5578717236fa..ba596983b322 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -63994,7 +68596,6 @@ index 5578717236fa..ba596983b322 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -64028,6 +68629,24 @@ index 5578717236fa..ba596983b322 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -64050,10 +68669,9 @@ index 5578717236fa..ba596983b322 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -64063,48 +68681,57 @@ index 5578717236fa..ba596983b322 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("bitstream_reader_gn")
-diff --git third_party/libwebrtc/rtc_base/buffer_gn/moz.build third_party/libwebrtc/rtc_base/buffer_gn/moz.build
-index 153ffc6d7bec..b2d99bd4e310 100644
---- third_party/libwebrtc/rtc_base/buffer_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/buffer_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("criticalsection_gn")
+diff --git third_party/libwebrtc/rtc_base/divide_round_gn/moz.build third_party/libwebrtc/rtc_base/divide_round_gn/moz.build
+index 8bc1e665d50d..729bb35b5b49 100644
+--- third_party/libwebrtc/rtc_base/divide_round_gn/moz.build
++++ third_party/libwebrtc/rtc_base/divide_round_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -64113,7 +68740,7 @@ index 153ffc6d7bec..b2d99bd4e310 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,107 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -64125,7 +68752,6 @@ index 153ffc6d7bec..b2d99bd4e310 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -64138,7 +68764,6 @@ index 153ffc6d7bec..b2d99bd4e310 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -64167,7 +68792,6 @@ index 153ffc6d7bec..b2d99bd4e310 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -64183,7 +68807,6 @@ index 153ffc6d7bec..b2d99bd4e310 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -64214,6 +68837,22 @@ index 153ffc6d7bec..b2d99bd4e310 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -149,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -64254,42 +68893,38 @@ index 153ffc6d7bec..b2d99bd4e310 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("buffer_gn")
-diff --git third_party/libwebrtc/rtc_base/byte_buffer_gn/moz.build third_party/libwebrtc/rtc_base/byte_buffer_gn/moz.build
-index ab65698bbdbc..681652e6c65c 100644
---- third_party/libwebrtc/rtc_base/byte_buffer_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/byte_buffer_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("divide_round_gn")
+diff --git third_party/libwebrtc/rtc_base/dscp_gn/moz.build third_party/libwebrtc/rtc_base/dscp_gn/moz.build
+index b8b28d8d0161..4050d593d1b1 100644
+--- third_party/libwebrtc/rtc_base/dscp_gn/moz.build
++++ third_party/libwebrtc/rtc_base/dscp_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -64298,7 +68933,7 @@ index ab65698bbdbc..681652e6c65c 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -64310,20 +68945,14 @@ index ab65698bbdbc..681652e6c65c 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -64352,7 +68981,6 @@ index ab65698bbdbc..681652e6c65c 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -64368,7 +68996,6 @@ index ab65698bbdbc..681652e6c65c 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -64395,14 +69022,26 @@ index ab65698bbdbc..681652e6c65c 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -64443,42 +69082,38 @@ index ab65698bbdbc..681652e6c65c 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("byte_buffer_gn")
-diff --git third_party/libwebrtc/rtc_base/byte_order_gn/moz.build third_party/libwebrtc/rtc_base/byte_order_gn/moz.build
-index 3cda1af49dc2..9f18b513a3e7 100644
---- third_party/libwebrtc/rtc_base/byte_order_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/byte_order_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("dscp_gn")
+diff --git third_party/libwebrtc/rtc_base/event_tracer_gn/moz.build third_party/libwebrtc/rtc_base/event_tracer_gn/moz.build
+index 02fe978ab08d..c655f3b43877 100644
+--- third_party/libwebrtc/rtc_base/event_tracer_gn/moz.build
++++ third_party/libwebrtc/rtc_base/event_tracer_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -64487,7 +69122,7 @@ index 3cda1af49dc2..9f18b513a3e7 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -64499,16 +69134,18 @@ index 3cda1af49dc2..9f18b513a3e7 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -64537,7 +69174,6 @@ index 3cda1af49dc2..9f18b513a3e7 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -64553,7 +69189,6 @@ index 3cda1af49dc2..9f18b513a3e7 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -64571,6 +69206,10 @@ index 3cda1af49dc2..9f18b513a3e7 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -64580,9 +69219,31 @@ index 3cda1af49dc2..9f18b513a3e7 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -64605,10 +69266,9 @@ index 3cda1af49dc2..9f18b513a3e7 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -64618,48 +69278,57 @@ index 3cda1af49dc2..9f18b513a3e7 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("byte_order_gn")
-diff --git third_party/libwebrtc/rtc_base/callback_list_gn/moz.build third_party/libwebrtc/rtc_base/callback_list_gn/moz.build
-index 6c63dc79e25e..9ff476fbcfd0 100644
---- third_party/libwebrtc/rtc_base/callback_list_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/callback_list_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("event_tracer_gn")
+diff --git third_party/libwebrtc/rtc_base/experiments/alr_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/alr_experiment_gn/moz.build
+index 574d7d63026a..0d1253003f3d 100644
+--- third_party/libwebrtc/rtc_base/experiments/alr_experiment_gn/moz.build
++++ third_party/libwebrtc/rtc_base/experiments/alr_experiment_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -64668,7 +69337,7 @@ index 6c63dc79e25e..9ff476fbcfd0 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -64680,7 +69349,6 @@ index 6c63dc79e25e..9ff476fbcfd0 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -64693,7 +69361,6 @@ index 6c63dc79e25e..9ff476fbcfd0 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -64722,7 +69389,6 @@ index 6c63dc79e25e..9ff476fbcfd0 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -64738,7 +69404,6 @@ index 6c63dc79e25e..9ff476fbcfd0 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -64756,6 +69421,10 @@ index 6c63dc79e25e..9ff476fbcfd0 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -64772,6 +69441,24 @@ index 6c63dc79e25e..9ff476fbcfd0 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -64794,10 +69481,9 @@ index 6c63dc79e25e..9ff476fbcfd0 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -64807,48 +69493,57 @@ index 6c63dc79e25e..9ff476fbcfd0 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("callback_list_gn")
-diff --git third_party/libwebrtc/rtc_base/checks_gn/moz.build third_party/libwebrtc/rtc_base/checks_gn/moz.build
-index 1c7ee114d266..cbfd21ec0181 100644
---- third_party/libwebrtc/rtc_base/checks_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/checks_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("alr_experiment_gn")
+diff --git third_party/libwebrtc/rtc_base/experiments/balanced_degradation_settings_gn/moz.build third_party/libwebrtc/rtc_base/experiments/balanced_degradation_settings_gn/moz.build
+index 34b388da69ec..e1cf8913860d 100644
+--- third_party/libwebrtc/rtc_base/experiments/balanced_degradation_settings_gn/moz.build
++++ third_party/libwebrtc/rtc_base/experiments/balanced_degradation_settings_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -64857,7 +69552,7 @@ index 1c7ee114d266..cbfd21ec0181 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -64869,7 +69564,6 @@ index 1c7ee114d266..cbfd21ec0181 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -64882,7 +69576,6 @@ index 1c7ee114d266..cbfd21ec0181 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -64911,7 +69604,6 @@ index 1c7ee114d266..cbfd21ec0181 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -64927,7 +69619,6 @@ index 1c7ee114d266..cbfd21ec0181 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -64945,6 +69636,10 @@ index 1c7ee114d266..cbfd21ec0181 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -64961,6 +69656,24 @@ index 1c7ee114d266..cbfd21ec0181 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -64983,10 +69696,9 @@ index 1c7ee114d266..cbfd21ec0181 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -64996,48 +69708,57 @@ index 1c7ee114d266..cbfd21ec0181 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("checks_gn")
-diff --git third_party/libwebrtc/rtc_base/compile_assert_c_gn/moz.build third_party/libwebrtc/rtc_base/compile_assert_c_gn/moz.build
-index 710110b47814..89cf3756d48f 100644
---- third_party/libwebrtc/rtc_base/compile_assert_c_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/compile_assert_c_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("balanced_degradation_settings_gn")
+diff --git third_party/libwebrtc/rtc_base/experiments/bandwidth_quality_scaler_settings_gn/moz.build third_party/libwebrtc/rtc_base/experiments/bandwidth_quality_scaler_settings_gn/moz.build
+index ccc00e5296a1..54cef4764697 100644
+--- third_party/libwebrtc/rtc_base/experiments/bandwidth_quality_scaler_settings_gn/moz.build
++++ third_party/libwebrtc/rtc_base/experiments/bandwidth_quality_scaler_settings_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -65046,7 +69767,7 @@ index 710110b47814..89cf3756d48f 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -65058,16 +69779,18 @@ index 710110b47814..89cf3756d48f 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -65096,7 +69819,6 @@ index 710110b47814..89cf3756d48f 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -65112,7 +69834,6 @@ index 710110b47814..89cf3756d48f 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -65130,6 +69851,10 @@ index 710110b47814..89cf3756d48f 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -65139,9 +69864,31 @@ index 710110b47814..89cf3756d48f 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -65164,10 +69911,9 @@ index 710110b47814..89cf3756d48f 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -65177,48 +69923,57 @@ index 710110b47814..89cf3756d48f 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("compile_assert_c_gn")
-diff --git third_party/libwebrtc/rtc_base/containers/flat_containers_internal_gn/moz.build third_party/libwebrtc/rtc_base/containers/flat_containers_internal_gn/moz.build
-index aeba5a1f25a5..f2fd0ab3ebab 100644
---- third_party/libwebrtc/rtc_base/containers/flat_containers_internal_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/containers/flat_containers_internal_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("bandwidth_quality_scaler_settings_gn")
+diff --git third_party/libwebrtc/rtc_base/experiments/cpu_speed_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/cpu_speed_experiment_gn/moz.build
+index 66d21c66a349..8118147f993e 100644
+--- third_party/libwebrtc/rtc_base/experiments/cpu_speed_experiment_gn/moz.build
++++ third_party/libwebrtc/rtc_base/experiments/cpu_speed_experiment_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -65227,7 +69982,7 @@ index aeba5a1f25a5..f2fd0ab3ebab 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -65239,7 +69994,6 @@ index aeba5a1f25a5..f2fd0ab3ebab 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -65252,7 +70006,6 @@ index aeba5a1f25a5..f2fd0ab3ebab 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -65281,7 +70034,6 @@ index aeba5a1f25a5..f2fd0ab3ebab 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -65297,7 +70049,6 @@ index aeba5a1f25a5..f2fd0ab3ebab 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -65315,6 +70066,10 @@ index aeba5a1f25a5..f2fd0ab3ebab 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -65331,6 +70086,24 @@ index aeba5a1f25a5..f2fd0ab3ebab 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -65353,10 +70126,9 @@ index aeba5a1f25a5..f2fd0ab3ebab 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -65366,48 +70138,57 @@ index aeba5a1f25a5..f2fd0ab3ebab 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("flat_containers_internal_gn")
-diff --git third_party/libwebrtc/rtc_base/containers/flat_map_gn/moz.build third_party/libwebrtc/rtc_base/containers/flat_map_gn/moz.build
-index 0f8ada65b808..a7da0c928a3f 100644
---- third_party/libwebrtc/rtc_base/containers/flat_map_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/containers/flat_map_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("cpu_speed_experiment_gn")
+diff --git third_party/libwebrtc/rtc_base/experiments/encoder_info_settings_gn/moz.build third_party/libwebrtc/rtc_base/experiments/encoder_info_settings_gn/moz.build
+index 1cf3a5d0f41f..ed59d2508985 100644
+--- third_party/libwebrtc/rtc_base/experiments/encoder_info_settings_gn/moz.build
++++ third_party/libwebrtc/rtc_base/experiments/encoder_info_settings_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -65416,7 +70197,7 @@ index 0f8ada65b808..a7da0c928a3f 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -65428,7 +70209,6 @@ index 0f8ada65b808..a7da0c928a3f 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -65441,7 +70221,6 @@ index 0f8ada65b808..a7da0c928a3f 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -65470,7 +70249,6 @@ index 0f8ada65b808..a7da0c928a3f 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -65486,7 +70264,6 @@ index 0f8ada65b808..a7da0c928a3f 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -65504,6 +70281,10 @@ index 0f8ada65b808..a7da0c928a3f 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -65513,9 +70294,31 @@ index 0f8ada65b808..a7da0c928a3f 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -65538,10 +70341,9 @@ index 0f8ada65b808..a7da0c928a3f 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -65551,48 +70353,57 @@ index 0f8ada65b808..a7da0c928a3f 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("flat_map_gn")
-diff --git third_party/libwebrtc/rtc_base/containers/flat_set_gn/moz.build third_party/libwebrtc/rtc_base/containers/flat_set_gn/moz.build
-index 78923e89eab3..2eb4118af594 100644
---- third_party/libwebrtc/rtc_base/containers/flat_set_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/containers/flat_set_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("encoder_info_settings_gn")
+diff --git third_party/libwebrtc/rtc_base/experiments/field_trial_parser_gn/moz.build third_party/libwebrtc/rtc_base/experiments/field_trial_parser_gn/moz.build
+index 8147b9e99a24..3cd6aec92bc8 100644
+--- third_party/libwebrtc/rtc_base/experiments/field_trial_parser_gn/moz.build
++++ third_party/libwebrtc/rtc_base/experiments/field_trial_parser_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -65601,7 +70412,7 @@ index 78923e89eab3..2eb4118af594 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -46,183 +55,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -65613,7 +70424,6 @@ index 78923e89eab3..2eb4118af594 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -65626,7 +70436,6 @@ index 78923e89eab3..2eb4118af594 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -65655,7 +70464,6 @@ index 78923e89eab3..2eb4118af594 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -65671,7 +70479,6 @@ index 78923e89eab3..2eb4118af594 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -65689,6 +70496,10 @@ index 78923e89eab3..2eb4118af594 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -65698,9 +70509,31 @@ index 78923e89eab3..2eb4118af594 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -65723,10 +70556,9 @@ index 78923e89eab3..2eb4118af594 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -65736,48 +70568,57 @@ index 78923e89eab3..2eb4118af594 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("flat_set_gn")
-diff --git third_party/libwebrtc/rtc_base/copy_on_write_buffer_gn/moz.build third_party/libwebrtc/rtc_base/copy_on_write_buffer_gn/moz.build
-index 5a3b34c3eb3f..42099791f250 100644
---- third_party/libwebrtc/rtc_base/copy_on_write_buffer_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/copy_on_write_buffer_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("field_trial_parser_gn")
+diff --git third_party/libwebrtc/rtc_base/experiments/keyframe_interval_settings_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/keyframe_interval_settings_experiment_gn/moz.build
+index b8ece40f9b6e..cd41f4b0b645 100644
+--- third_party/libwebrtc/rtc_base/experiments/keyframe_interval_settings_experiment_gn/moz.build
++++ third_party/libwebrtc/rtc_base/experiments/keyframe_interval_settings_experiment_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -65786,7 +70627,7 @@ index 5a3b34c3eb3f..42099791f250 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -65798,7 +70639,6 @@ index 5a3b34c3eb3f..42099791f250 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -65811,7 +70651,6 @@ index 5a3b34c3eb3f..42099791f250 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -65840,7 +70679,6 @@ index 5a3b34c3eb3f..42099791f250 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -65856,7 +70694,6 @@ index 5a3b34c3eb3f..42099791f250 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -65874,6 +70711,10 @@ index 5a3b34c3eb3f..42099791f250 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -65890,6 +70731,24 @@ index 5a3b34c3eb3f..42099791f250 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -65912,10 +70771,9 @@ index 5a3b34c3eb3f..42099791f250 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -65925,48 +70783,57 @@ index 5a3b34c3eb3f..42099791f250 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("copy_on_write_buffer_gn")
-diff --git third_party/libwebrtc/rtc_base/criticalsection_gn/moz.build third_party/libwebrtc/rtc_base/criticalsection_gn/moz.build
-index 9e2ce84542b5..62e32f186625 100644
---- third_party/libwebrtc/rtc_base/criticalsection_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/criticalsection_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("keyframe_interval_settings_experiment_gn")
+diff --git third_party/libwebrtc/rtc_base/experiments/min_video_bitrate_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/min_video_bitrate_experiment_gn/moz.build
+index 0092a33c3916..0cbfa328d9ea 100644
+--- third_party/libwebrtc/rtc_base/experiments/min_video_bitrate_experiment_gn/moz.build
++++ third_party/libwebrtc/rtc_base/experiments/min_video_bitrate_experiment_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -65975,7 +70842,7 @@ index 9e2ce84542b5..62e32f186625 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -65987,7 +70854,6 @@ index 9e2ce84542b5..62e32f186625 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -66000,7 +70866,6 @@ index 9e2ce84542b5..62e32f186625 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -66029,7 +70894,6 @@ index 9e2ce84542b5..62e32f186625 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -66045,7 +70909,6 @@ index 9e2ce84542b5..62e32f186625 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -66063,6 +70926,10 @@ index 9e2ce84542b5..62e32f186625 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -66079,6 +70946,24 @@ index 9e2ce84542b5..62e32f186625 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -66101,10 +70986,9 @@ index 9e2ce84542b5..62e32f186625 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -66114,48 +70998,57 @@ index 9e2ce84542b5..62e32f186625 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("criticalsection_gn")
-diff --git third_party/libwebrtc/rtc_base/divide_round_gn/moz.build third_party/libwebrtc/rtc_base/divide_round_gn/moz.build
-index 0a389c181a0f..b8aa831636e1 100644
---- third_party/libwebrtc/rtc_base/divide_round_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/divide_round_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("min_video_bitrate_experiment_gn")
+diff --git third_party/libwebrtc/rtc_base/experiments/normalize_simulcast_size_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/normalize_simulcast_size_experiment_gn/moz.build
+index acf592c7634f..2b4feb9b7bdc 100644
+--- third_party/libwebrtc/rtc_base/experiments/normalize_simulcast_size_experiment_gn/moz.build
++++ third_party/libwebrtc/rtc_base/experiments/normalize_simulcast_size_experiment_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -66164,7 +71057,7 @@ index 0a389c181a0f..b8aa831636e1 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -66176,7 +71069,6 @@ index 0a389c181a0f..b8aa831636e1 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -66189,7 +71081,6 @@ index 0a389c181a0f..b8aa831636e1 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -66218,7 +71109,6 @@ index 0a389c181a0f..b8aa831636e1 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -66234,7 +71124,6 @@ index 0a389c181a0f..b8aa831636e1 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -66252,6 +71141,10 @@ index 0a389c181a0f..b8aa831636e1 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -66261,9 +71154,31 @@ index 0a389c181a0f..b8aa831636e1 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -66286,10 +71201,9 @@ index 0a389c181a0f..b8aa831636e1 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -66299,48 +71213,57 @@ index 0a389c181a0f..b8aa831636e1 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("divide_round_gn")
-diff --git third_party/libwebrtc/rtc_base/event_tracer_gn/moz.build third_party/libwebrtc/rtc_base/event_tracer_gn/moz.build
-index 50d367865f42..a2edb19a6a18 100644
---- third_party/libwebrtc/rtc_base/event_tracer_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/event_tracer_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("normalize_simulcast_size_experiment_gn")
+diff --git third_party/libwebrtc/rtc_base/experiments/quality_rampup_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/quality_rampup_experiment_gn/moz.build
+index aa454826f68b..1e8451135790 100644
+--- third_party/libwebrtc/rtc_base/experiments/quality_rampup_experiment_gn/moz.build
++++ third_party/libwebrtc/rtc_base/experiments/quality_rampup_experiment_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -66349,7 +71272,7 @@ index 50d367865f42..a2edb19a6a18 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -66361,7 +71284,6 @@ index 50d367865f42..a2edb19a6a18 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -66374,7 +71296,6 @@ index 50d367865f42..a2edb19a6a18 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -66403,7 +71324,6 @@ index 50d367865f42..a2edb19a6a18 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -66419,7 +71339,6 @@ index 50d367865f42..a2edb19a6a18 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -66457,6 +71376,24 @@ index 50d367865f42..a2edb19a6a18 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -66479,10 +71416,9 @@ index 50d367865f42..a2edb19a6a18 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -66492,48 +71428,57 @@ index 50d367865f42..a2edb19a6a18 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("event_tracer_gn")
-diff --git third_party/libwebrtc/rtc_base/experiments/alr_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/alr_experiment_gn/moz.build
-index 6fae52bb42f3..74a792863f98 100644
---- third_party/libwebrtc/rtc_base/experiments/alr_experiment_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/experiments/alr_experiment_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("quality_rampup_experiment_gn")
+diff --git third_party/libwebrtc/rtc_base/experiments/quality_scaler_settings_gn/moz.build third_party/libwebrtc/rtc_base/experiments/quality_scaler_settings_gn/moz.build
+index c8c2708eb734..dcc3d66af2f3 100644
+--- third_party/libwebrtc/rtc_base/experiments/quality_scaler_settings_gn/moz.build
++++ third_party/libwebrtc/rtc_base/experiments/quality_scaler_settings_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -66542,7 +71487,7 @@ index 6fae52bb42f3..74a792863f98 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -66554,7 +71499,6 @@ index 6fae52bb42f3..74a792863f98 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -66567,7 +71511,6 @@ index 6fae52bb42f3..74a792863f98 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -66596,7 +71539,6 @@ index 6fae52bb42f3..74a792863f98 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -66612,7 +71554,6 @@ index 6fae52bb42f3..74a792863f98 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -66650,6 +71591,24 @@ index 6fae52bb42f3..74a792863f98 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -66672,10 +71631,9 @@ index 6fae52bb42f3..74a792863f98 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -66685,48 +71643,57 @@ index 6fae52bb42f3..74a792863f98 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("alr_experiment_gn")
-diff --git third_party/libwebrtc/rtc_base/experiments/balanced_degradation_settings_gn/moz.build third_party/libwebrtc/rtc_base/experiments/balanced_degradation_settings_gn/moz.build
-index 4e7e01cb33c9..ad9fa6f31eb9 100644
---- third_party/libwebrtc/rtc_base/experiments/balanced_degradation_settings_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/experiments/balanced_degradation_settings_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("quality_scaler_settings_gn")
+diff --git third_party/libwebrtc/rtc_base/experiments/quality_scaling_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/quality_scaling_experiment_gn/moz.build
+index 2a84caa1a115..f4eec0f9ca31 100644
+--- third_party/libwebrtc/rtc_base/experiments/quality_scaling_experiment_gn/moz.build
++++ third_party/libwebrtc/rtc_base/experiments/quality_scaling_experiment_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -66735,7 +71702,7 @@ index 4e7e01cb33c9..ad9fa6f31eb9 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -66747,7 +71714,6 @@ index 4e7e01cb33c9..ad9fa6f31eb9 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -66760,7 +71726,6 @@ index 4e7e01cb33c9..ad9fa6f31eb9 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -66789,7 +71754,6 @@ index 4e7e01cb33c9..ad9fa6f31eb9 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -66805,7 +71769,6 @@ index 4e7e01cb33c9..ad9fa6f31eb9 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -66843,6 +71806,24 @@ index 4e7e01cb33c9..ad9fa6f31eb9 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -66865,10 +71846,9 @@ index 4e7e01cb33c9..ad9fa6f31eb9 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -66878,48 +71858,57 @@ index 4e7e01cb33c9..ad9fa6f31eb9 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("balanced_degradation_settings_gn")
-diff --git third_party/libwebrtc/rtc_base/experiments/bandwidth_quality_scaler_settings_gn/moz.build third_party/libwebrtc/rtc_base/experiments/bandwidth_quality_scaler_settings_gn/moz.build
-index b77512ed7ca4..f883d87512f8 100644
---- third_party/libwebrtc/rtc_base/experiments/bandwidth_quality_scaler_settings_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/experiments/bandwidth_quality_scaler_settings_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("quality_scaling_experiment_gn")
+diff --git third_party/libwebrtc/rtc_base/experiments/rate_control_settings_gn/moz.build third_party/libwebrtc/rtc_base/experiments/rate_control_settings_gn/moz.build
+index 6cbe9e8474cf..768d19687442 100644
+--- third_party/libwebrtc/rtc_base/experiments/rate_control_settings_gn/moz.build
++++ third_party/libwebrtc/rtc_base/experiments/rate_control_settings_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -66928,7 +71917,7 @@ index b77512ed7ca4..f883d87512f8 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -66940,7 +71929,6 @@ index b77512ed7ca4..f883d87512f8 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -66953,7 +71941,6 @@ index b77512ed7ca4..f883d87512f8 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -66982,7 +71969,6 @@ index b77512ed7ca4..f883d87512f8 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -66998,7 +71984,6 @@ index b77512ed7ca4..f883d87512f8 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -67036,6 +72021,24 @@ index b77512ed7ca4..f883d87512f8 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -67058,10 +72061,9 @@ index b77512ed7ca4..f883d87512f8 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -67071,48 +72073,57 @@ index b77512ed7ca4..f883d87512f8 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("bandwidth_quality_scaler_settings_gn")
-diff --git third_party/libwebrtc/rtc_base/experiments/cpu_speed_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/cpu_speed_experiment_gn/moz.build
-index b2eda23031d9..c2aefebf335f 100644
---- third_party/libwebrtc/rtc_base/experiments/cpu_speed_experiment_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/experiments/cpu_speed_experiment_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rate_control_settings_gn")
+diff --git third_party/libwebrtc/rtc_base/experiments/rtt_mult_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/rtt_mult_experiment_gn/moz.build
+index aea652b1063e..faed80b04af8 100644
+--- third_party/libwebrtc/rtc_base/experiments/rtt_mult_experiment_gn/moz.build
++++ third_party/libwebrtc/rtc_base/experiments/rtt_mult_experiment_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -67121,7 +72132,7 @@ index b2eda23031d9..c2aefebf335f 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -67133,7 +72144,6 @@ index b2eda23031d9..c2aefebf335f 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -67146,7 +72156,6 @@ index b2eda23031d9..c2aefebf335f 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -67175,7 +72184,6 @@ index b2eda23031d9..c2aefebf335f 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -67191,7 +72199,6 @@ index b2eda23031d9..c2aefebf335f 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -67229,6 +72236,24 @@ index b2eda23031d9..c2aefebf335f 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -67251,10 +72276,9 @@ index b2eda23031d9..c2aefebf335f 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -67264,48 +72288,57 @@ index b2eda23031d9..c2aefebf335f 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("cpu_speed_experiment_gn")
-diff --git third_party/libwebrtc/rtc_base/experiments/encoder_info_settings_gn/moz.build third_party/libwebrtc/rtc_base/experiments/encoder_info_settings_gn/moz.build
-index 28b528d00af0..dc663b172140 100644
---- third_party/libwebrtc/rtc_base/experiments/encoder_info_settings_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/experiments/encoder_info_settings_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rtt_mult_experiment_gn")
+diff --git third_party/libwebrtc/rtc_base/experiments/stable_target_rate_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/stable_target_rate_experiment_gn/moz.build
+index c1854a7f4dfb..5ba40788ff5d 100644
+--- third_party/libwebrtc/rtc_base/experiments/stable_target_rate_experiment_gn/moz.build
++++ third_party/libwebrtc/rtc_base/experiments/stable_target_rate_experiment_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -67314,7 +72347,7 @@ index 28b528d00af0..dc663b172140 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -67326,7 +72359,6 @@ index 28b528d00af0..dc663b172140 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -67339,7 +72371,6 @@ index 28b528d00af0..dc663b172140 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -67368,7 +72399,6 @@ index 28b528d00af0..dc663b172140 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -67384,7 +72414,6 @@ index 28b528d00af0..dc663b172140 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -67422,6 +72451,24 @@ index 28b528d00af0..dc663b172140 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -67444,10 +72491,9 @@ index 28b528d00af0..dc663b172140 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -67457,48 +72503,57 @@ index 28b528d00af0..dc663b172140 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("encoder_info_settings_gn")
-diff --git third_party/libwebrtc/rtc_base/experiments/field_trial_parser_gn/moz.build third_party/libwebrtc/rtc_base/experiments/field_trial_parser_gn/moz.build
-index b87d19dcfa02..79155a069937 100644
---- third_party/libwebrtc/rtc_base/experiments/field_trial_parser_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/experiments/field_trial_parser_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("stable_target_rate_experiment_gn")
+diff --git third_party/libwebrtc/rtc_base/gtest_prod_gn/moz.build third_party/libwebrtc/rtc_base/gtest_prod_gn/moz.build
+index a6650bd66393..393c4a6a5b5f 100644
+--- third_party/libwebrtc/rtc_base/gtest_prod_gn/moz.build
++++ third_party/libwebrtc/rtc_base/gtest_prod_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -67507,7 +72562,7 @@ index b87d19dcfa02..79155a069937 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -44,165 +54,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -67519,20 +72574,14 @@ index b87d19dcfa02..79155a069937 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -67561,7 +72610,6 @@ index b87d19dcfa02..79155a069937 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -67577,7 +72625,6 @@ index b87d19dcfa02..79155a069937 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -67595,10 +72642,6 @@ index b87d19dcfa02..79155a069937 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -67608,14 +72651,26 @@ index b87d19dcfa02..79155a069937 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -67656,42 +72711,38 @@ index b87d19dcfa02..79155a069937 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("field_trial_parser_gn")
-diff --git third_party/libwebrtc/rtc_base/experiments/jitter_upper_bound_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/jitter_upper_bound_experiment_gn/moz.build
-index d99945875231..8c5e660e2d89 100644
---- third_party/libwebrtc/rtc_base/experiments/jitter_upper_bound_experiment_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/experiments/jitter_upper_bound_experiment_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("gtest_prod_gn")
+diff --git third_party/libwebrtc/rtc_base/histogram_percentile_counter_gn/moz.build third_party/libwebrtc/rtc_base/histogram_percentile_counter_gn/moz.build
+index 88e1ee554758..7f4ca498bb80 100644
+--- third_party/libwebrtc/rtc_base/histogram_percentile_counter_gn/moz.build
++++ third_party/libwebrtc/rtc_base/histogram_percentile_counter_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -67700,7 +72751,7 @@ index d99945875231..8c5e660e2d89 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -67712,7 +72763,6 @@ index d99945875231..8c5e660e2d89 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -67725,7 +72775,6 @@ index d99945875231..8c5e660e2d89 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -67754,7 +72803,6 @@ index d99945875231..8c5e660e2d89 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -67770,7 +72818,6 @@ index d99945875231..8c5e660e2d89 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -67788,10 +72835,6 @@ index d99945875231..8c5e660e2d89 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -67808,6 +72851,24 @@ index d99945875231..8c5e660e2d89 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -67830,10 +72891,9 @@ index d99945875231..8c5e660e2d89 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -67843,48 +72903,162 @@ index d99945875231..8c5e660e2d89 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("histogram_percentile_counter_gn")
+diff --git third_party/libwebrtc/rtc_base/ifaddrs_android_gn/moz.build third_party/libwebrtc/rtc_base/ifaddrs_android_gn/moz.build
+deleted file mode 100644
+index 01eeabbf70bc..000000000000
+--- third_party/libwebrtc/rtc_base/ifaddrs_android_gn/moz.build
++++ /dev/null
+@@ -1,99 +0,0 @@
+-# This Source Code Form is subject to the terms of the Mozilla Public
+-# License, v. 2.0. If a copy of the MPL was not distributed with this
+-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+-
+-
+-  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
+-  ### DO NOT edit it by hand.                                       ###
+-
+-COMPILE_FLAGS["OS_INCLUDES"] = []
+-AllowCompilerWarnings()
+-
+-DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+-DEFINES["ANDROID"] = True
+-DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-DEFINES["HAVE_SYS_UIO_H"] = True
+-DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+-DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["WEBRTC_ANDROID"] = True
+-DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+-DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_LINUX"] = True
+-DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+-DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+-DEFINES["WEBRTC_POSIX"] = True
+-DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
+-DEFINES["_GNU_SOURCE"] = True
+-DEFINES["__STDC_CONSTANT_MACROS"] = True
+-DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-FINAL_LIBRARY = "webrtc"
+-
+-
+-LOCAL_INCLUDES += [
+-    "!/ipc/ipdl/_ipdlheaders",
+-    "!/third_party/libwebrtc/gen",
+-    "/ipc/chromium/src",
+-    "/third_party/libwebrtc/",
+-    "/third_party/libwebrtc/third_party/abseil-cpp/",
+-    "/tools/profiler/public"
+-]
+-
+-OS_LIBS += [
+-    "GLESv2",
+-    "log"
+-]
+-
+-UNIFIED_SOURCES += [
+-    "/third_party/libwebrtc/rtc_base/ifaddrs_android.cc"
+-]
+-
+-if not CONFIG["MOZ_DEBUG"]:
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+-    DEFINES["NDEBUG"] = True
+-    DEFINES["NVALGRIND"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1":
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["CPU_ARCH"] == "aarch64":
+-
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86":
+-
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-    OS_LIBS += [
+-        "android_support"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
 -
- Library("jitter_upper_bound_experiment_gn")
-diff --git third_party/libwebrtc/rtc_base/experiments/keyframe_interval_settings_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/keyframe_interval_settings_experiment_gn/moz.build
-index 4fc29dd00bdc..981a45f0db1c 100644
---- third_party/libwebrtc/rtc_base/experiments/keyframe_interval_settings_experiment_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/experiments/keyframe_interval_settings_experiment_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+-Library("ifaddrs_android_gn")
+diff --git third_party/libwebrtc/rtc_base/ignore_wundef_gn/moz.build third_party/libwebrtc/rtc_base/ignore_wundef_gn/moz.build
+index d7b06159cea2..ede6074320d3 100644
+--- third_party/libwebrtc/rtc_base/ignore_wundef_gn/moz.build
++++ third_party/libwebrtc/rtc_base/ignore_wundef_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -67893,7 +73067,7 @@ index 4fc29dd00bdc..981a45f0db1c 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -67905,20 +73079,14 @@ index 4fc29dd00bdc..981a45f0db1c 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -67947,7 +73115,6 @@ index 4fc29dd00bdc..981a45f0db1c 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -67963,7 +73130,6 @@ index 4fc29dd00bdc..981a45f0db1c 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -67981,10 +73147,6 @@ index 4fc29dd00bdc..981a45f0db1c 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -67994,14 +73156,26 @@ index 4fc29dd00bdc..981a45f0db1c 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -68042,42 +73216,38 @@ index 4fc29dd00bdc..981a45f0db1c 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("keyframe_interval_settings_experiment_gn")
-diff --git third_party/libwebrtc/rtc_base/experiments/min_video_bitrate_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/min_video_bitrate_experiment_gn/moz.build
-index eb804281b3b4..b1ca07bf3516 100644
---- third_party/libwebrtc/rtc_base/experiments/min_video_bitrate_experiment_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/experiments/min_video_bitrate_experiment_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("ignore_wundef_gn")
+diff --git third_party/libwebrtc/rtc_base/ip_address_gn/moz.build third_party/libwebrtc/rtc_base/ip_address_gn/moz.build
+index a55837b63428..3310e1e14d3c 100644
+--- third_party/libwebrtc/rtc_base/ip_address_gn/moz.build
++++ third_party/libwebrtc/rtc_base/ip_address_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -68086,7 +73256,7 @@ index eb804281b3b4..b1ca07bf3516 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,187 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -68098,7 +73268,6 @@ index eb804281b3b4..b1ca07bf3516 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -68106,12 +73275,12 @@ index eb804281b3b4..b1ca07bf3516 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
+-        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -68140,7 +73309,6 @@ index eb804281b3b4..b1ca07bf3516 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -68156,7 +73324,6 @@ index eb804281b3b4..b1ca07bf3516 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -68176,6 +73343,9 @@ index eb804281b3b4..b1ca07bf3516 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -68194,6 +73364,24 @@ index eb804281b3b4..b1ca07bf3516 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -68216,10 +73404,9 @@ index eb804281b3b4..b1ca07bf3516 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -68229,48 +73416,57 @@ index eb804281b3b4..b1ca07bf3516 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("min_video_bitrate_experiment_gn")
-diff --git third_party/libwebrtc/rtc_base/experiments/quality_rampup_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/quality_rampup_experiment_gn/moz.build
-index b1c8c0d0f5da..4161e1d2d4c4 100644
---- third_party/libwebrtc/rtc_base/experiments/quality_rampup_experiment_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/experiments/quality_rampup_experiment_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("ip_address_gn")
+diff --git third_party/libwebrtc/rtc_base/logging_gn/moz.build third_party/libwebrtc/rtc_base/logging_gn/moz.build
+index a1b3462893f1..7363168e0153 100644
+--- third_party/libwebrtc/rtc_base/logging_gn/moz.build
++++ third_party/libwebrtc/rtc_base/logging_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -68279,7 +73475,7 @@ index b1c8c0d0f5da..4161e1d2d4c4 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -68291,7 +73487,6 @@ index b1c8c0d0f5da..4161e1d2d4c4 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -68304,7 +73499,6 @@ index b1c8c0d0f5da..4161e1d2d4c4 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -68333,7 +73527,6 @@ index b1c8c0d0f5da..4161e1d2d4c4 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -68349,7 +73542,6 @@ index b1c8c0d0f5da..4161e1d2d4c4 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -68387,6 +73579,24 @@ index b1c8c0d0f5da..4161e1d2d4c4 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -68409,10 +73619,9 @@ index b1c8c0d0f5da..4161e1d2d4c4 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -68422,48 +73631,57 @@ index b1c8c0d0f5da..4161e1d2d4c4 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("quality_rampup_experiment_gn")
-diff --git third_party/libwebrtc/rtc_base/experiments/quality_scaler_settings_gn/moz.build third_party/libwebrtc/rtc_base/experiments/quality_scaler_settings_gn/moz.build
-index e03ac53c529c..86fc14d049d4 100644
---- third_party/libwebrtc/rtc_base/experiments/quality_scaler_settings_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/experiments/quality_scaler_settings_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("logging_gn")
+diff --git third_party/libwebrtc/rtc_base/macromagic_gn/moz.build third_party/libwebrtc/rtc_base/macromagic_gn/moz.build
+index 372b4d28f8a7..3a1e46270270 100644
+--- third_party/libwebrtc/rtc_base/macromagic_gn/moz.build
++++ third_party/libwebrtc/rtc_base/macromagic_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -68472,7 +73690,7 @@ index e03ac53c529c..86fc14d049d4 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -68484,20 +73702,14 @@ index e03ac53c529c..86fc14d049d4 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -68526,7 +73738,6 @@ index e03ac53c529c..86fc14d049d4 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -68542,7 +73753,6 @@ index e03ac53c529c..86fc14d049d4 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -68560,10 +73770,6 @@ index e03ac53c529c..86fc14d049d4 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -68573,14 +73779,26 @@ index e03ac53c529c..86fc14d049d4 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -68621,42 +73839,38 @@ index e03ac53c529c..86fc14d049d4 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("quality_scaler_settings_gn")
-diff --git third_party/libwebrtc/rtc_base/experiments/quality_scaling_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/quality_scaling_experiment_gn/moz.build
-index 8eab3b601803..589003868373 100644
---- third_party/libwebrtc/rtc_base/experiments/quality_scaling_experiment_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/experiments/quality_scaling_experiment_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("macromagic_gn")
+diff --git third_party/libwebrtc/rtc_base/memory/aligned_malloc_gn/moz.build third_party/libwebrtc/rtc_base/memory/aligned_malloc_gn/moz.build
+index 139009098bab..eb01e8eadc57 100644
+--- third_party/libwebrtc/rtc_base/memory/aligned_malloc_gn/moz.build
++++ third_party/libwebrtc/rtc_base/memory/aligned_malloc_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -68665,7 +73879,7 @@ index 8eab3b601803..589003868373 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -68677,7 +73891,6 @@ index 8eab3b601803..589003868373 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -68690,7 +73903,6 @@ index 8eab3b601803..589003868373 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -68719,7 +73931,6 @@ index 8eab3b601803..589003868373 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -68735,7 +73946,6 @@ index 8eab3b601803..589003868373 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -68753,10 +73963,6 @@ index 8eab3b601803..589003868373 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -68773,6 +73979,24 @@ index 8eab3b601803..589003868373 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -68795,10 +74019,9 @@ index 8eab3b601803..589003868373 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -68808,48 +74031,57 @@ index 8eab3b601803..589003868373 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("quality_scaling_experiment_gn")
-diff --git third_party/libwebrtc/rtc_base/experiments/rate_control_settings_gn/moz.build third_party/libwebrtc/rtc_base/experiments/rate_control_settings_gn/moz.build
-index 0d2c512c84c9..0685f26b42d7 100644
---- third_party/libwebrtc/rtc_base/experiments/rate_control_settings_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/experiments/rate_control_settings_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("aligned_malloc_gn")
+diff --git third_party/libwebrtc/rtc_base/mod_ops_gn/moz.build third_party/libwebrtc/rtc_base/mod_ops_gn/moz.build
+index afe42b847585..ac5348af377a 100644
+--- third_party/libwebrtc/rtc_base/mod_ops_gn/moz.build
++++ third_party/libwebrtc/rtc_base/mod_ops_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -68858,7 +74090,7 @@ index 0d2c512c84c9..0685f26b42d7 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,107 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -68870,7 +74102,6 @@ index 0d2c512c84c9..0685f26b42d7 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -68883,7 +74114,6 @@ index 0d2c512c84c9..0685f26b42d7 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -68912,7 +74142,6 @@ index 0d2c512c84c9..0685f26b42d7 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -68928,7 +74157,6 @@ index 0d2c512c84c9..0685f26b42d7 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -68946,10 +74174,6 @@ index 0d2c512c84c9..0685f26b42d7 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -68959,14 +74183,26 @@ index 0d2c512c84c9..0685f26b42d7 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -149,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -69007,42 +74243,38 @@ index 0d2c512c84c9..0685f26b42d7 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("rate_control_settings_gn")
-diff --git third_party/libwebrtc/rtc_base/experiments/rtt_mult_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/rtt_mult_experiment_gn/moz.build
-index a2d84caa9cb3..a279d9d22081 100644
---- third_party/libwebrtc/rtc_base/experiments/rtt_mult_experiment_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/experiments/rtt_mult_experiment_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("mod_ops_gn")
+diff --git third_party/libwebrtc/rtc_base/moving_max_counter_gn/moz.build third_party/libwebrtc/rtc_base/moving_max_counter_gn/moz.build
+index fdbf859c3749..d20ce225c3f9 100644
+--- third_party/libwebrtc/rtc_base/moving_max_counter_gn/moz.build
++++ third_party/libwebrtc/rtc_base/moving_max_counter_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -69051,7 +74283,7 @@ index a2d84caa9cb3..a279d9d22081 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,107 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -69063,7 +74295,6 @@ index a2d84caa9cb3..a279d9d22081 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -69076,7 +74307,6 @@ index a2d84caa9cb3..a279d9d22081 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -69105,7 +74335,6 @@ index a2d84caa9cb3..a279d9d22081 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -69121,7 +74350,6 @@ index a2d84caa9cb3..a279d9d22081 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -69139,10 +74367,6 @@ index a2d84caa9cb3..a279d9d22081 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -69152,14 +74376,26 @@ index a2d84caa9cb3..a279d9d22081 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -149,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -69200,42 +74436,38 @@ index a2d84caa9cb3..a279d9d22081 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("rtt_mult_experiment_gn")
-diff --git third_party/libwebrtc/rtc_base/experiments/stable_target_rate_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/stable_target_rate_experiment_gn/moz.build
-index 587c408000b8..d03c88253ad4 100644
---- third_party/libwebrtc/rtc_base/experiments/stable_target_rate_experiment_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/experiments/stable_target_rate_experiment_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("moving_max_counter_gn")
+diff --git third_party/libwebrtc/rtc_base/net_helpers_gn/moz.build third_party/libwebrtc/rtc_base/net_helpers_gn/moz.build
+index 4ac9a06df874..7f32da55511f 100644
+--- third_party/libwebrtc/rtc_base/net_helpers_gn/moz.build
++++ third_party/libwebrtc/rtc_base/net_helpers_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -69244,7 +74476,7 @@ index 587c408000b8..d03c88253ad4 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,187 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -69256,7 +74488,6 @@ index 587c408000b8..d03c88253ad4 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -69264,12 +74495,12 @@ index 587c408000b8..d03c88253ad4 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
+-        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -69298,7 +74529,6 @@ index 587c408000b8..d03c88253ad4 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -69314,7 +74544,6 @@ index 587c408000b8..d03c88253ad4 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -69334,6 +74563,9 @@ index 587c408000b8..d03c88253ad4 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -69352,6 +74584,24 @@ index 587c408000b8..d03c88253ad4 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -69374,10 +74624,9 @@ index 587c408000b8..d03c88253ad4 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -69387,48 +74636,57 @@ index 587c408000b8..d03c88253ad4 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("stable_target_rate_experiment_gn")
-diff --git third_party/libwebrtc/rtc_base/gtest_prod_gn/moz.build third_party/libwebrtc/rtc_base/gtest_prod_gn/moz.build
-index 1823f5043239..95ed70141a86 100644
---- third_party/libwebrtc/rtc_base/gtest_prod_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/gtest_prod_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("net_helpers_gn")
+diff --git third_party/libwebrtc/rtc_base/network/sent_packet_gn/moz.build third_party/libwebrtc/rtc_base/network/sent_packet_gn/moz.build
+index cdcbaee77937..ea4f2aacc117 100644
+--- third_party/libwebrtc/rtc_base/network/sent_packet_gn/moz.build
++++ third_party/libwebrtc/rtc_base/network/sent_packet_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -69437,7 +74695,7 @@ index 1823f5043239..95ed70141a86 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,175 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -69449,7 +74707,6 @@ index 1823f5043239..95ed70141a86 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -69458,7 +74715,6 @@ index 1823f5043239..95ed70141a86 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -69487,7 +74743,6 @@ index 1823f5043239..95ed70141a86 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -69503,7 +74758,6 @@ index 1823f5043239..95ed70141a86 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -69530,9 +74784,31 @@ index 1823f5043239..95ed70141a86 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -69555,10 +74831,9 @@ index 1823f5043239..95ed70141a86 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -69568,48 +74843,57 @@ index 1823f5043239..95ed70141a86 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("gtest_prod_gn")
-diff --git third_party/libwebrtc/rtc_base/histogram_percentile_counter_gn/moz.build third_party/libwebrtc/rtc_base/histogram_percentile_counter_gn/moz.build
-index b4a901c6ef51..371cbfdafaa5 100644
---- third_party/libwebrtc/rtc_base/histogram_percentile_counter_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/histogram_percentile_counter_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("sent_packet_gn")
+diff --git third_party/libwebrtc/rtc_base/network_constants_gn/moz.build third_party/libwebrtc/rtc_base/network_constants_gn/moz.build
+index 9b7fb4a6703e..c5b7fcd69e98 100644
+--- third_party/libwebrtc/rtc_base/network_constants_gn/moz.build
++++ third_party/libwebrtc/rtc_base/network_constants_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -69618,7 +74902,7 @@ index b4a901c6ef51..371cbfdafaa5 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -69630,7 +74914,6 @@ index b4a901c6ef51..371cbfdafaa5 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -69643,7 +74926,6 @@ index b4a901c6ef51..371cbfdafaa5 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -69672,7 +74954,6 @@ index b4a901c6ef51..371cbfdafaa5 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -69688,7 +74969,6 @@ index b4a901c6ef51..371cbfdafaa5 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -69722,6 +75002,24 @@ index b4a901c6ef51..371cbfdafaa5 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -69744,10 +75042,9 @@ index b4a901c6ef51..371cbfdafaa5 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -69757,142 +75054,57 @@ index b4a901c6ef51..371cbfdafaa5 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("histogram_percentile_counter_gn")
-diff --git third_party/libwebrtc/rtc_base/ifaddrs_android_gn/moz.build third_party/libwebrtc/rtc_base/ifaddrs_android_gn/moz.build
-deleted file mode 100644
-index 404b7f5f924a..000000000000
---- third_party/libwebrtc/rtc_base/ifaddrs_android_gn/moz.build
-+++ /dev/null
-@@ -1,88 +0,0 @@
--# This Source Code Form is subject to the terms of the Mozilla Public
--# License, v. 2.0. If a copy of the MPL was not distributed with this
--# file, You can obtain one at http://mozilla.org/MPL/2.0/.
--
--
--  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
--  ### DO NOT edit it by hand.                                       ###
--
--COMPILE_FLAGS["OS_INCLUDES"] = []
--AllowCompilerWarnings()
--
--DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
--DEFINES["ANDROID"] = True
--DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
--DEFINES["HAVE_SYS_UIO_H"] = True
--DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
--DEFINES["RTC_ENABLE_VP9"] = True
--DEFINES["WEBRTC_ANDROID"] = True
--DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--DEFINES["WEBRTC_ENABLE_AVX2"] = True
--DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
--DEFINES["WEBRTC_LIBRARY_IMPL"] = True
--DEFINES["WEBRTC_LINUX"] = True
--DEFINES["WEBRTC_MOZILLA_BUILD"] = True
--DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
--DEFINES["WEBRTC_POSIX"] = True
--DEFINES["_GNU_SOURCE"] = True
--DEFINES["__STDC_CONSTANT_MACROS"] = True
--DEFINES["__STDC_FORMAT_MACROS"] = True
--
--FINAL_LIBRARY = "webrtc"
--
--
--LOCAL_INCLUDES += [
--    "!/ipc/ipdl/_ipdlheaders",
--    "/ipc/chromium/src",
--    "/third_party/libwebrtc/",
--    "/third_party/libwebrtc/third_party/abseil-cpp/",
--    "/tools/profiler/public"
--]
--
--OS_LIBS += [
--    "GLESv2",
--    "log"
--]
--
--UNIFIED_SOURCES += [
--    "/third_party/libwebrtc/rtc_base/ifaddrs_android.cc"
--]
--
--if not CONFIG["MOZ_DEBUG"]:
--
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
--    DEFINES["NDEBUG"] = True
--    DEFINES["NVALGRIND"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1":
--
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["CPU_ARCH"] == "aarch64":
--
--    DEFINES["WEBRTC_ARCH_ARM64"] = True
--    DEFINES["WEBRTC_HAS_NEON"] = True
--
--if CONFIG["CPU_ARCH"] == "arm":
--
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
--    DEFINES["WEBRTC_ARCH_ARM"] = True
--    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
--    DEFINES["WEBRTC_HAS_NEON"] = True
--
--    OS_LIBS += [
--        "android_support",
--        "unwind"
--    ]
--
--if CONFIG["CPU_ARCH"] == "x86":
--
--    OS_LIBS += [
--        "android_support"
--    ]
--
--Library("ifaddrs_android_gn")
-diff --git third_party/libwebrtc/rtc_base/ignore_wundef_gn/moz.build third_party/libwebrtc/rtc_base/ignore_wundef_gn/moz.build
-index 7b8ac423f8d1..fda3fcb7ee03 100644
---- third_party/libwebrtc/rtc_base/ignore_wundef_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/ignore_wundef_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("network_constants_gn")
+diff --git third_party/libwebrtc/rtc_base/network_route_gn/moz.build third_party/libwebrtc/rtc_base/network_route_gn/moz.build
+index 7b0f634578f3..1ec2058feb83 100644
+--- third_party/libwebrtc/rtc_base/network_route_gn/moz.build
++++ third_party/libwebrtc/rtc_base/network_route_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -69901,7 +75113,7 @@ index 7b8ac423f8d1..fda3fcb7ee03 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -69913,16 +75125,18 @@ index 7b8ac423f8d1..fda3fcb7ee03 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -69951,7 +75165,6 @@ index 7b8ac423f8d1..fda3fcb7ee03 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -69967,7 +75180,6 @@ index 7b8ac423f8d1..fda3fcb7ee03 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -69994,9 +75206,31 @@ index 7b8ac423f8d1..fda3fcb7ee03 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -70019,10 +75253,9 @@ index 7b8ac423f8d1..fda3fcb7ee03 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -70032,48 +75265,57 @@ index 7b8ac423f8d1..fda3fcb7ee03 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("ignore_wundef_gn")
-diff --git third_party/libwebrtc/rtc_base/ip_address_gn/moz.build third_party/libwebrtc/rtc_base/ip_address_gn/moz.build
-index 686dd85e6761..fe2c7a08a1a8 100644
---- third_party/libwebrtc/rtc_base/ip_address_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/ip_address_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("network_route_gn")
+diff --git third_party/libwebrtc/rtc_base/null_socket_server_gn/moz.build third_party/libwebrtc/rtc_base/null_socket_server_gn/moz.build
+index f77bcf8aa788..df6cf74c5b16 100644
+--- third_party/libwebrtc/rtc_base/null_socket_server_gn/moz.build
++++ third_party/libwebrtc/rtc_base/null_socket_server_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -70082,7 +75324,7 @@ index 686dd85e6761..fe2c7a08a1a8 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,169 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,187 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -70094,7 +75336,6 @@ index 686dd85e6761..fe2c7a08a1a8 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -70108,7 +75349,6 @@ index 686dd85e6761..fe2c7a08a1a8 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -70137,7 +75377,6 @@ index 686dd85e6761..fe2c7a08a1a8 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -70153,7 +75392,6 @@ index 686dd85e6761..fe2c7a08a1a8 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -70194,6 +75432,24 @@ index 686dd85e6761..fe2c7a08a1a8 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -70216,10 +75472,9 @@ index 686dd85e6761..fe2c7a08a1a8 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -70229,48 +75484,57 @@ index 686dd85e6761..fe2c7a08a1a8 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("ip_address_gn")
-diff --git third_party/libwebrtc/rtc_base/location_gn/moz.build third_party/libwebrtc/rtc_base/location_gn/moz.build
-index e5ccd52a24a3..61b1ea14bb0e 100644
---- third_party/libwebrtc/rtc_base/location_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/location_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("null_socket_server_gn")
+diff --git third_party/libwebrtc/rtc_base/one_time_event_gn/moz.build third_party/libwebrtc/rtc_base/one_time_event_gn/moz.build
+index ac24f995c6c1..a8d26b774863 100644
+--- third_party/libwebrtc/rtc_base/one_time_event_gn/moz.build
++++ third_party/libwebrtc/rtc_base/one_time_event_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -70279,7 +75543,7 @@ index e5ccd52a24a3..61b1ea14bb0e 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,157 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,107 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -70291,16 +75555,18 @@ index e5ccd52a24a3..61b1ea14bb0e 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -70329,7 +75595,6 @@ index e5ccd52a24a3..61b1ea14bb0e 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -70345,7 +75610,6 @@ index e5ccd52a24a3..61b1ea14bb0e 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -70372,14 +75636,26 @@ index e5ccd52a24a3..61b1ea14bb0e 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -149,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -70420,42 +75696,38 @@ index e5ccd52a24a3..61b1ea14bb0e 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("location_gn")
-diff --git third_party/libwebrtc/rtc_base/logging_gn/moz.build third_party/libwebrtc/rtc_base/logging_gn/moz.build
-index 25c1b293e768..1ee3e013fdf4 100644
---- third_party/libwebrtc/rtc_base/logging_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/logging_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("one_time_event_gn")
+diff --git third_party/libwebrtc/rtc_base/platform_thread_gn/moz.build third_party/libwebrtc/rtc_base/platform_thread_gn/moz.build
+index c580f7e67a0a..3fea9a2d6b27 100644
+--- third_party/libwebrtc/rtc_base/platform_thread_gn/moz.build
++++ third_party/libwebrtc/rtc_base/platform_thread_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -70464,7 +75736,7 @@ index 25c1b293e768..1ee3e013fdf4 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -70476,7 +75748,6 @@ index 25c1b293e768..1ee3e013fdf4 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -70489,7 +75760,6 @@ index 25c1b293e768..1ee3e013fdf4 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -70518,7 +75788,6 @@ index 25c1b293e768..1ee3e013fdf4 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -70534,7 +75803,6 @@ index 25c1b293e768..1ee3e013fdf4 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -70572,6 +75840,24 @@ index 25c1b293e768..1ee3e013fdf4 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -70594,10 +75880,9 @@ index 25c1b293e768..1ee3e013fdf4 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -70607,48 +75892,57 @@ index 25c1b293e768..1ee3e013fdf4 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("logging_gn")
-diff --git third_party/libwebrtc/rtc_base/macromagic_gn/moz.build third_party/libwebrtc/rtc_base/macromagic_gn/moz.build
-index acc69504c3b6..1d52ca24913f 100644
---- third_party/libwebrtc/rtc_base/macromagic_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/macromagic_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("platform_thread_gn")
+diff --git third_party/libwebrtc/rtc_base/platform_thread_types_gn/moz.build third_party/libwebrtc/rtc_base/platform_thread_types_gn/moz.build
+index 713a9cc2fdf7..99ec083c6586 100644
+--- third_party/libwebrtc/rtc_base/platform_thread_types_gn/moz.build
++++ third_party/libwebrtc/rtc_base/platform_thread_types_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -70657,7 +75951,7 @@ index acc69504c3b6..1d52ca24913f 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -70669,16 +75963,18 @@ index acc69504c3b6..1d52ca24913f 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -70707,7 +76003,6 @@ index acc69504c3b6..1d52ca24913f 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -70723,7 +76018,6 @@ index acc69504c3b6..1d52ca24913f 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -70750,9 +76044,31 @@ index acc69504c3b6..1d52ca24913f 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -70775,10 +76091,9 @@ index acc69504c3b6..1d52ca24913f 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -70788,48 +76103,57 @@ index acc69504c3b6..1d52ca24913f 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("macromagic_gn")
-diff --git third_party/libwebrtc/rtc_base/memory/aligned_malloc_gn/moz.build third_party/libwebrtc/rtc_base/memory/aligned_malloc_gn/moz.build
-index aeb28674b90e..36f62de9f2ec 100644
---- third_party/libwebrtc/rtc_base/memory/aligned_malloc_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/memory/aligned_malloc_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("platform_thread_types_gn")
+diff --git third_party/libwebrtc/rtc_base/protobuf_utils_gn/moz.build third_party/libwebrtc/rtc_base/protobuf_utils_gn/moz.build
+index a5a3d7492137..d9d75b3b91be 100644
+--- third_party/libwebrtc/rtc_base/protobuf_utils_gn/moz.build
++++ third_party/libwebrtc/rtc_base/protobuf_utils_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -70838,7 +76162,7 @@ index aeb28674b90e..36f62de9f2ec 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -70850,20 +76174,14 @@ index aeb28674b90e..36f62de9f2ec 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -70892,7 +76210,6 @@ index aeb28674b90e..36f62de9f2ec 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -70908,7 +76225,6 @@ index aeb28674b90e..36f62de9f2ec 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -70935,14 +76251,26 @@ index aeb28674b90e..36f62de9f2ec 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -70983,42 +76311,38 @@ index aeb28674b90e..36f62de9f2ec 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("aligned_malloc_gn")
-diff --git third_party/libwebrtc/rtc_base/memory/always_valid_pointer_gn/moz.build third_party/libwebrtc/rtc_base/memory/always_valid_pointer_gn/moz.build
-index 3e4d3419f80b..9d6236051c42 100644
---- third_party/libwebrtc/rtc_base/memory/always_valid_pointer_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/memory/always_valid_pointer_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("protobuf_utils_gn")
+diff --git third_party/libwebrtc/rtc_base/race_checker_gn/moz.build third_party/libwebrtc/rtc_base/race_checker_gn/moz.build
+index 514f8957fee9..e3529cc2a54b 100644
+--- third_party/libwebrtc/rtc_base/race_checker_gn/moz.build
++++ third_party/libwebrtc/rtc_base/race_checker_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -71027,7 +76351,7 @@ index 3e4d3419f80b..9d6236051c42 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -71039,7 +76363,6 @@ index 3e4d3419f80b..9d6236051c42 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -71052,7 +76375,6 @@ index 3e4d3419f80b..9d6236051c42 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -71081,7 +76403,6 @@ index 3e4d3419f80b..9d6236051c42 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -71097,7 +76418,6 @@ index 3e4d3419f80b..9d6236051c42 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -71124,9 +76444,31 @@ index 3e4d3419f80b..9d6236051c42 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -71149,10 +76491,9 @@ index 3e4d3419f80b..9d6236051c42 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -71162,48 +76503,57 @@ index 3e4d3419f80b..9d6236051c42 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("always_valid_pointer_gn")
-diff --git third_party/libwebrtc/rtc_base/mod_ops_gn/moz.build third_party/libwebrtc/rtc_base/mod_ops_gn/moz.build
-index d41b52655bce..522cda07763b 100644
---- third_party/libwebrtc/rtc_base/mod_ops_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/mod_ops_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("race_checker_gn")
+diff --git third_party/libwebrtc/rtc_base/random_gn/moz.build third_party/libwebrtc/rtc_base/random_gn/moz.build
+index 9b3592566474..9c8984a140d6 100644
+--- third_party/libwebrtc/rtc_base/random_gn/moz.build
++++ third_party/libwebrtc/rtc_base/random_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -71212,7 +76562,7 @@ index d41b52655bce..522cda07763b 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -71224,7 +76574,6 @@ index d41b52655bce..522cda07763b 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -71237,7 +76586,6 @@ index d41b52655bce..522cda07763b 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -71266,7 +76614,6 @@ index d41b52655bce..522cda07763b 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -71282,7 +76629,6 @@ index d41b52655bce..522cda07763b 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -71309,9 +76655,31 @@ index d41b52655bce..522cda07763b 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -71334,10 +76702,9 @@ index d41b52655bce..522cda07763b 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -71347,48 +76714,57 @@ index d41b52655bce..522cda07763b 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("mod_ops_gn")
-diff --git third_party/libwebrtc/rtc_base/moving_max_counter_gn/moz.build third_party/libwebrtc/rtc_base/moving_max_counter_gn/moz.build
-index 0764466d8e3b..5f2029471f2f 100644
---- third_party/libwebrtc/rtc_base/moving_max_counter_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/moving_max_counter_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("random_gn")
+diff --git third_party/libwebrtc/rtc_base/rate_limiter_gn/moz.build third_party/libwebrtc/rtc_base/rate_limiter_gn/moz.build
+index 969a79b712df..51b27be6a666 100644
+--- third_party/libwebrtc/rtc_base/rate_limiter_gn/moz.build
++++ third_party/libwebrtc/rtc_base/rate_limiter_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -71397,7 +76773,7 @@ index 0764466d8e3b..5f2029471f2f 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,190 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -71409,7 +76785,6 @@ index 0764466d8e3b..5f2029471f2f 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -71422,7 +76797,6 @@ index 0764466d8e3b..5f2029471f2f 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -71445,13 +76819,16 @@ index 0764466d8e3b..5f2029471f2f 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -71467,7 +76844,6 @@ index 0764466d8e3b..5f2029471f2f 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -71485,6 +76861,13 @@ index 0764466d8e3b..5f2029471f2f 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -71494,9 +76877,31 @@ index 0764466d8e3b..5f2029471f2f 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -71519,10 +76924,9 @@ index 0764466d8e3b..5f2029471f2f 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -71532,48 +76936,57 @@ index 0764466d8e3b..5f2029471f2f 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("moving_max_counter_gn")
-diff --git third_party/libwebrtc/rtc_base/net_helpers_gn/moz.build third_party/libwebrtc/rtc_base/net_helpers_gn/moz.build
-index 9544696f1008..d58709a21a1e 100644
---- third_party/libwebrtc/rtc_base/net_helpers_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/net_helpers_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rate_limiter_gn")
+diff --git third_party/libwebrtc/rtc_base/rate_statistics_gn/moz.build third_party/libwebrtc/rtc_base/rate_statistics_gn/moz.build
+index b40a4fdda662..ec6d4550feef 100644
+--- third_party/libwebrtc/rtc_base/rate_statistics_gn/moz.build
++++ third_party/libwebrtc/rtc_base/rate_statistics_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -71582,7 +76995,7 @@ index 9544696f1008..d58709a21a1e 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,169 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -71594,7 +77007,6 @@ index 9544696f1008..d58709a21a1e 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -71602,13 +77014,11 @@ index 9544696f1008..d58709a21a1e 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -71637,7 +77047,6 @@ index 9544696f1008..d58709a21a1e 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -71653,7 +77062,6 @@ index 9544696f1008..d58709a21a1e 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -71673,9 +77081,6 @@ index 9544696f1008..d58709a21a1e 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -71694,6 +77099,24 @@ index 9544696f1008..d58709a21a1e 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -71716,10 +77139,9 @@ index 9544696f1008..d58709a21a1e 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -71729,48 +77151,57 @@ index 9544696f1008..d58709a21a1e 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("net_helpers_gn")
-diff --git third_party/libwebrtc/rtc_base/network/sent_packet_gn/moz.build third_party/libwebrtc/rtc_base/network/sent_packet_gn/moz.build
-index e91b1ddbda6c..1d867252d81c 100644
---- third_party/libwebrtc/rtc_base/network/sent_packet_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/network/sent_packet_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rate_statistics_gn")
+diff --git third_party/libwebrtc/rtc_base/rate_tracker_gn/moz.build third_party/libwebrtc/rtc_base/rate_tracker_gn/moz.build
+index 26f81f4f5ed3..a7abd9b6b0e7 100644
+--- third_party/libwebrtc/rtc_base/rate_tracker_gn/moz.build
++++ third_party/libwebrtc/rtc_base/rate_tracker_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -71779,7 +77210,7 @@ index e91b1ddbda6c..1d867252d81c 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,157 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -71791,16 +77222,18 @@ index e91b1ddbda6c..1d867252d81c 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -71829,7 +77262,6 @@ index e91b1ddbda6c..1d867252d81c 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -71845,7 +77277,6 @@ index e91b1ddbda6c..1d867252d81c 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -71863,6 +77294,10 @@ index e91b1ddbda6c..1d867252d81c 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -71879,6 +77314,24 @@ index e91b1ddbda6c..1d867252d81c 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -71901,10 +77354,9 @@ index e91b1ddbda6c..1d867252d81c 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -71914,48 +77366,57 @@ index e91b1ddbda6c..1d867252d81c 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("sent_packet_gn")
-diff --git third_party/libwebrtc/rtc_base/network_constants_gn/moz.build third_party/libwebrtc/rtc_base/network_constants_gn/moz.build
-index 14b68b441e64..ba1b2ca9935f 100644
---- third_party/libwebrtc/rtc_base/network_constants_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/network_constants_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rate_tracker_gn")
+diff --git third_party/libwebrtc/rtc_base/refcount_gn/moz.build third_party/libwebrtc/rtc_base/refcount_gn/moz.build
+index f8c49daa900e..091d88e0545b 100644
+--- third_party/libwebrtc/rtc_base/refcount_gn/moz.build
++++ third_party/libwebrtc/rtc_base/refcount_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -71964,7 +77425,7 @@ index 14b68b441e64..ba1b2ca9935f 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -71976,20 +77437,14 @@ index 14b68b441e64..ba1b2ca9935f 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -72018,7 +77473,6 @@ index 14b68b441e64..ba1b2ca9935f 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -72034,7 +77488,6 @@ index 14b68b441e64..ba1b2ca9935f 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -72061,14 +77514,26 @@ index 14b68b441e64..ba1b2ca9935f 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -72109,42 +77574,38 @@ index 14b68b441e64..ba1b2ca9935f 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("network_constants_gn")
-diff --git third_party/libwebrtc/rtc_base/null_socket_server_gn/moz.build third_party/libwebrtc/rtc_base/null_socket_server_gn/moz.build
-index 52ae3bc16660..16674329bbce 100644
---- third_party/libwebrtc/rtc_base/null_socket_server_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/null_socket_server_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("refcount_gn")
+diff --git third_party/libwebrtc/rtc_base/rolling_accumulator_gn/moz.build third_party/libwebrtc/rtc_base/rolling_accumulator_gn/moz.build
+index eef6c6bc5d45..f04b9eb51ce7 100644
+--- third_party/libwebrtc/rtc_base/rolling_accumulator_gn/moz.build
++++ third_party/libwebrtc/rtc_base/rolling_accumulator_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -72153,7 +77614,7 @@ index 52ae3bc16660..16674329bbce 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,169 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,107 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -72165,7 +77626,6 @@ index 52ae3bc16660..16674329bbce 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -72173,13 +77633,11 @@ index 52ae3bc16660..16674329bbce 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -72208,7 +77666,6 @@ index 52ae3bc16660..16674329bbce 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -72224,7 +77681,6 @@ index 52ae3bc16660..16674329bbce 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -72242,13 +77698,6 @@ index 52ae3bc16660..16674329bbce 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -72258,14 +77707,26 @@ index 52ae3bc16660..16674329bbce 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -149,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -72306,42 +77767,38 @@ index 52ae3bc16660..16674329bbce 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("null_socket_server_gn")
-diff --git third_party/libwebrtc/rtc_base/one_time_event_gn/moz.build third_party/libwebrtc/rtc_base/one_time_event_gn/moz.build
-index a10089f6f666..8485d4793a5e 100644
---- third_party/libwebrtc/rtc_base/one_time_event_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/one_time_event_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("rolling_accumulator_gn")
+diff --git third_party/libwebrtc/rtc_base/rtc_event_gn/moz.build third_party/libwebrtc/rtc_base/rtc_event_gn/moz.build
+index db71c35a1add..d03fb3f4e7c8 100644
+--- third_party/libwebrtc/rtc_base/rtc_event_gn/moz.build
++++ third_party/libwebrtc/rtc_base/rtc_event_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -72350,7 +77807,7 @@ index a10089f6f666..8485d4793a5e 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -72362,7 +77819,6 @@ index a10089f6f666..8485d4793a5e 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -72375,7 +77831,6 @@ index a10089f6f666..8485d4793a5e 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -72404,7 +77859,6 @@ index a10089f6f666..8485d4793a5e 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -72420,7 +77874,6 @@ index a10089f6f666..8485d4793a5e 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -72438,6 +77891,10 @@ index a10089f6f666..8485d4793a5e 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -72447,9 +77904,31 @@ index a10089f6f666..8485d4793a5e 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -72472,10 +77951,9 @@ index a10089f6f666..8485d4793a5e 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -72485,48 +77963,57 @@ index a10089f6f666..8485d4793a5e 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("one_time_event_gn")
-diff --git third_party/libwebrtc/rtc_base/platform_thread_gn/moz.build third_party/libwebrtc/rtc_base/platform_thread_gn/moz.build
-index c759dfd0eebd..96517102c624 100644
---- third_party/libwebrtc/rtc_base/platform_thread_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/platform_thread_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rtc_event_gn")
+diff --git third_party/libwebrtc/rtc_base/rtc_numerics_gn/moz.build third_party/libwebrtc/rtc_base/rtc_numerics_gn/moz.build
+index 65d2c5bb2a2b..1b6e8cb951db 100644
+--- third_party/libwebrtc/rtc_base/rtc_numerics_gn/moz.build
++++ third_party/libwebrtc/rtc_base/rtc_numerics_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -72535,7 +78022,7 @@ index c759dfd0eebd..96517102c624 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -45,179 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -72547,7 +78034,6 @@ index c759dfd0eebd..96517102c624 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -72560,7 +78046,6 @@ index c759dfd0eebd..96517102c624 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -72589,7 +78074,6 @@ index c759dfd0eebd..96517102c624 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -72605,7 +78089,6 @@ index c759dfd0eebd..96517102c624 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -72623,10 +78106,6 @@ index c759dfd0eebd..96517102c624 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -72643,6 +78122,24 @@ index c759dfd0eebd..96517102c624 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -72665,10 +78162,9 @@ index c759dfd0eebd..96517102c624 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -72678,48 +78174,57 @@ index c759dfd0eebd..96517102c624 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("platform_thread_gn")
-diff --git third_party/libwebrtc/rtc_base/platform_thread_types_gn/moz.build third_party/libwebrtc/rtc_base/platform_thread_types_gn/moz.build
-index 5962bb527ef7..506d35309aed 100644
---- third_party/libwebrtc/rtc_base/platform_thread_types_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/platform_thread_types_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rtc_numerics_gn")
+diff --git third_party/libwebrtc/rtc_base/rtc_task_queue_gn/moz.build third_party/libwebrtc/rtc_base/rtc_task_queue_gn/moz.build
+index ae0702954d53..8e76dcf845cb 100644
+--- third_party/libwebrtc/rtc_base/rtc_task_queue_gn/moz.build
++++ third_party/libwebrtc/rtc_base/rtc_task_queue_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -72728,7 +78233,7 @@ index 5962bb527ef7..506d35309aed 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,157 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -72740,16 +78245,18 @@ index 5962bb527ef7..506d35309aed 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -72778,7 +78285,6 @@ index 5962bb527ef7..506d35309aed 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -72794,7 +78300,6 @@ index 5962bb527ef7..506d35309aed 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -72828,6 +78333,24 @@ index 5962bb527ef7..506d35309aed 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -72850,10 +78373,9 @@ index 5962bb527ef7..506d35309aed 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -72863,48 +78385,57 @@ index 5962bb527ef7..506d35309aed 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("platform_thread_types_gn")
-diff --git third_party/libwebrtc/rtc_base/protobuf_utils_gn/moz.build third_party/libwebrtc/rtc_base/protobuf_utils_gn/moz.build
-index 48de05c6565d..c1a93ff618ca 100644
---- third_party/libwebrtc/rtc_base/protobuf_utils_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/protobuf_utils_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("rtc_task_queue_gn")
+diff --git third_party/libwebrtc/rtc_base/safe_compare_gn/moz.build third_party/libwebrtc/rtc_base/safe_compare_gn/moz.build
+index 706eb51c9788..5dba9b3a8401 100644
+--- third_party/libwebrtc/rtc_base/safe_compare_gn/moz.build
++++ third_party/libwebrtc/rtc_base/safe_compare_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -72913,7 +78444,7 @@ index 48de05c6565d..c1a93ff618ca 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -72925,7 +78456,6 @@ index 48de05c6565d..c1a93ff618ca 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -72934,7 +78464,6 @@ index 48de05c6565d..c1a93ff618ca 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -72963,7 +78492,6 @@ index 48de05c6565d..c1a93ff618ca 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -72979,7 +78507,6 @@ index 48de05c6565d..c1a93ff618ca 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -73010,6 +78537,22 @@ index 48de05c6565d..c1a93ff618ca 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -73050,42 +78593,38 @@ index 48de05c6565d..c1a93ff618ca 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("protobuf_utils_gn")
-diff --git third_party/libwebrtc/rtc_base/race_checker_gn/moz.build third_party/libwebrtc/rtc_base/race_checker_gn/moz.build
-index e1eee7aaa3b1..f23e850ec5b3 100644
---- third_party/libwebrtc/rtc_base/race_checker_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/race_checker_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("safe_compare_gn")
+diff --git third_party/libwebrtc/rtc_base/safe_conversions_gn/moz.build third_party/libwebrtc/rtc_base/safe_conversions_gn/moz.build
+index 545467bc2319..bc31d2ede82f 100644
+--- third_party/libwebrtc/rtc_base/safe_conversions_gn/moz.build
++++ third_party/libwebrtc/rtc_base/safe_conversions_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -73094,7 +78633,7 @@ index e1eee7aaa3b1..f23e850ec5b3 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,107 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -73106,7 +78645,6 @@ index e1eee7aaa3b1..f23e850ec5b3 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -73119,7 +78657,6 @@ index e1eee7aaa3b1..f23e850ec5b3 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -73148,7 +78685,6 @@ index e1eee7aaa3b1..f23e850ec5b3 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -73164,7 +78700,6 @@ index e1eee7aaa3b1..f23e850ec5b3 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -73191,14 +78726,26 @@ index e1eee7aaa3b1..f23e850ec5b3 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -149,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -73239,42 +78786,38 @@ index e1eee7aaa3b1..f23e850ec5b3 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("race_checker_gn")
-diff --git third_party/libwebrtc/rtc_base/random_gn/moz.build third_party/libwebrtc/rtc_base/random_gn/moz.build
-index a0f473e42d34..39ae2da973a6 100644
---- third_party/libwebrtc/rtc_base/random_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/random_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("safe_conversions_gn")
+diff --git third_party/libwebrtc/rtc_base/safe_minmax_gn/moz.build third_party/libwebrtc/rtc_base/safe_minmax_gn/moz.build
+index 51c1b7bacdf8..fb72b6128335 100644
+--- third_party/libwebrtc/rtc_base/safe_minmax_gn/moz.build
++++ third_party/libwebrtc/rtc_base/safe_minmax_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -73283,7 +78826,7 @@ index a0f473e42d34..39ae2da973a6 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,107 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -73295,7 +78838,6 @@ index a0f473e42d34..39ae2da973a6 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -73308,7 +78850,6 @@ index a0f473e42d34..39ae2da973a6 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -73337,7 +78878,6 @@ index a0f473e42d34..39ae2da973a6 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -73353,7 +78893,6 @@ index a0f473e42d34..39ae2da973a6 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -73380,14 +78919,26 @@ index a0f473e42d34..39ae2da973a6 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -149,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -73428,42 +78979,38 @@ index a0f473e42d34..39ae2da973a6 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("random_gn")
-diff --git third_party/libwebrtc/rtc_base/rate_limiter_gn/moz.build third_party/libwebrtc/rtc_base/rate_limiter_gn/moz.build
-index f3b81590de11..f71d50ba8718 100644
---- third_party/libwebrtc/rtc_base/rate_limiter_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/rate_limiter_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("safe_minmax_gn")
+diff --git third_party/libwebrtc/rtc_base/sample_counter_gn/moz.build third_party/libwebrtc/rtc_base/sample_counter_gn/moz.build
+index a477e2cd2de2..f8c37e47fe73 100644
+--- third_party/libwebrtc/rtc_base/sample_counter_gn/moz.build
++++ third_party/libwebrtc/rtc_base/sample_counter_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -73472,7 +79019,7 @@ index f3b81590de11..f71d50ba8718 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -73484,7 +79031,6 @@ index f3b81590de11..f71d50ba8718 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -73497,7 +79043,6 @@ index f3b81590de11..f71d50ba8718 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -73520,17 +79065,12 @@ index f3b81590de11..f71d50ba8718 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -73546,7 +79086,6 @@ index f3b81590de11..f71d50ba8718 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -73564,13 +79103,6 @@ index f3b81590de11..f71d50ba8718 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -73587,6 +79119,24 @@ index f3b81590de11..f71d50ba8718 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -73609,10 +79159,9 @@ index f3b81590de11..f71d50ba8718 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -73622,48 +79171,57 @@ index f3b81590de11..f71d50ba8718 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("rate_limiter_gn")
-diff --git third_party/libwebrtc/rtc_base/rate_statistics_gn/moz.build third_party/libwebrtc/rtc_base/rate_statistics_gn/moz.build
-index fdb081242ba1..432cb13774bf 100644
---- third_party/libwebrtc/rtc_base/rate_statistics_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/rate_statistics_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("sample_counter_gn")
+diff --git third_party/libwebrtc/rtc_base/sanitizer_gn/moz.build third_party/libwebrtc/rtc_base/sanitizer_gn/moz.build
+index efdfb15485e3..d22a78d96416 100644
+--- third_party/libwebrtc/rtc_base/sanitizer_gn/moz.build
++++ third_party/libwebrtc/rtc_base/sanitizer_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -73672,7 +79230,7 @@ index fdb081242ba1..432cb13774bf 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -73684,20 +79242,14 @@ index fdb081242ba1..432cb13774bf 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -73726,7 +79278,6 @@ index fdb081242ba1..432cb13774bf 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -73742,7 +79293,6 @@ index fdb081242ba1..432cb13774bf 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -73760,10 +79310,6 @@ index fdb081242ba1..432cb13774bf 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -73773,14 +79319,26 @@ index fdb081242ba1..432cb13774bf 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -73821,42 +79379,38 @@ index fdb081242ba1..432cb13774bf 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("rate_statistics_gn")
-diff --git third_party/libwebrtc/rtc_base/rate_tracker_gn/moz.build third_party/libwebrtc/rtc_base/rate_tracker_gn/moz.build
-index b793860d1fce..615068342e2c 100644
---- third_party/libwebrtc/rtc_base/rate_tracker_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/rate_tracker_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("sanitizer_gn")
+diff --git third_party/libwebrtc/rtc_base/socket_address_gn/moz.build third_party/libwebrtc/rtc_base/socket_address_gn/moz.build
+index 8315d358e6ec..40ffca5c22d9 100644
+--- third_party/libwebrtc/rtc_base/socket_address_gn/moz.build
++++ third_party/libwebrtc/rtc_base/socket_address_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -73865,7 +79419,7 @@ index b793860d1fce..615068342e2c 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,187 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -73877,7 +79431,6 @@ index b793860d1fce..615068342e2c 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -73885,12 +79438,12 @@ index b793860d1fce..615068342e2c 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
+-        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -73919,7 +79472,6 @@ index b793860d1fce..615068342e2c 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -73935,7 +79487,6 @@ index b793860d1fce..615068342e2c 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -73955,6 +79506,9 @@ index b793860d1fce..615068342e2c 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -73973,6 +79527,24 @@ index b793860d1fce..615068342e2c 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -73995,10 +79567,9 @@ index b793860d1fce..615068342e2c 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -74008,48 +79579,57 @@ index b793860d1fce..615068342e2c 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("rate_tracker_gn")
-diff --git third_party/libwebrtc/rtc_base/refcount_gn/moz.build third_party/libwebrtc/rtc_base/refcount_gn/moz.build
-index 765cb316c386..20e25b4b8f4b 100644
---- third_party/libwebrtc/rtc_base/refcount_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/refcount_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("socket_address_gn")
+diff --git third_party/libwebrtc/rtc_base/socket_factory_gn/moz.build third_party/libwebrtc/rtc_base/socket_factory_gn/moz.build
+index 43a7eff46eba..4ba64ef8e106 100644
+--- third_party/libwebrtc/rtc_base/socket_factory_gn/moz.build
++++ third_party/libwebrtc/rtc_base/socket_factory_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -74058,7 +79638,7 @@ index 765cb316c386..20e25b4b8f4b 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,115 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -74070,16 +79650,19 @@ index 765cb316c386..20e25b4b8f4b 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -74108,7 +79691,6 @@ index 765cb316c386..20e25b4b8f4b 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -74124,7 +79706,6 @@ index 765cb316c386..20e25b4b8f4b 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -74142,6 +79723,13 @@ index 765cb316c386..20e25b4b8f4b 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -74155,6 +79743,22 @@ index 765cb316c386..20e25b4b8f4b 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -157,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -74195,42 +79799,38 @@ index 765cb316c386..20e25b4b8f4b 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("refcount_gn")
-diff --git third_party/libwebrtc/rtc_base/rtc_base_gn/moz.build third_party/libwebrtc/rtc_base/rtc_base_gn/moz.build
-index 5b5c4803e02f..2e37d9a011ce 100644
---- third_party/libwebrtc/rtc_base/rtc_base_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/rtc_base_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("socket_factory_gn")
+diff --git third_party/libwebrtc/rtc_base/socket_gn/moz.build third_party/libwebrtc/rtc_base/socket_gn/moz.build
+index 8fa7b5f8b019..d603411799ed 100644
+--- third_party/libwebrtc/rtc_base/socket_gn/moz.build
++++ third_party/libwebrtc/rtc_base/socket_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -74239,15 +79839,7 @@ index 5b5c4803e02f..2e37d9a011ce 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -33,6 +43,7 @@ UNIFIED_SOURCES += [
-     "/third_party/libwebrtc/rtc_base/crypt_string.cc",
-     "/third_party/libwebrtc/rtc_base/data_rate_limiter.cc",
-     "/third_party/libwebrtc/rtc_base/file_rotating_stream.cc",
-+    "/third_party/libwebrtc/rtc_base/ifaddrs_converter.cc",
-     "/third_party/libwebrtc/rtc_base/log_sinks.cc",
-     "/third_party/libwebrtc/rtc_base/network_route.cc",
-     "/third_party/libwebrtc/rtc_base/stream.cc"
-@@ -47,191 +58,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,187 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -74259,7 +79851,6 @@ index 5b5c4803e02f..2e37d9a011ce 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -74271,13 +79862,8 @@ index 5b5c4803e02f..2e37d9a011ce 100644
 -        "log"
 -    ]
 -
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/rtc_base/ifaddrs_converter.cc"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -74285,11 +79871,6 @@ index 5b5c4803e02f..2e37d9a011ce 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/rtc_base/ifaddrs_converter.cc",
--        "/third_party/libwebrtc/rtc_base/mac_ifaddrs_converter.cc"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
@@ -74305,22 +79886,12 @@ index 5b5c4803e02f..2e37d9a011ce 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/rtc_base/ifaddrs_converter.cc"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -74328,10 +79899,6 @@ index 5b5c4803e02f..2e37d9a011ce 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/rtc_base/ifaddrs_converter.cc"
--    ]
--
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
@@ -74340,7 +79907,6 @@ index 5b5c4803e02f..2e37d9a011ce 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -74381,6 +79947,24 @@ index 5b5c4803e02f..2e37d9a011ce 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -74403,10 +79987,9 @@ index 5b5c4803e02f..2e37d9a011ce 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -74416,48 +79999,57 @@ index 5b5c4803e02f..2e37d9a011ce 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("rtc_base_gn")
-diff --git third_party/libwebrtc/rtc_base/rtc_event_gn/moz.build third_party/libwebrtc/rtc_base/rtc_event_gn/moz.build
-index 8357ece6eb30..6c60ddd28df2 100644
---- third_party/libwebrtc/rtc_base/rtc_event_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/rtc_event_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("socket_gn")
+diff --git third_party/libwebrtc/rtc_base/socket_server_gn/moz.build third_party/libwebrtc/rtc_base/socket_server_gn/moz.build
+index 19fae93cf479..8f5896e37a22 100644
+--- third_party/libwebrtc/rtc_base/socket_server_gn/moz.build
++++ third_party/libwebrtc/rtc_base/socket_server_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -74466,7 +80058,7 @@ index 8357ece6eb30..6c60ddd28df2 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,115 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -74478,7 +80070,6 @@ index 8357ece6eb30..6c60ddd28df2 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -74486,12 +80077,12 @@ index 8357ece6eb30..6c60ddd28df2 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
+-        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -74520,7 +80111,6 @@ index 8357ece6eb30..6c60ddd28df2 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -74536,7 +80126,6 @@ index 8357ece6eb30..6c60ddd28df2 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -74554,6 +80143,13 @@ index 8357ece6eb30..6c60ddd28df2 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -74563,14 +80159,26 @@ index 8357ece6eb30..6c60ddd28df2 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -157,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -74611,42 +80219,38 @@ index 8357ece6eb30..6c60ddd28df2 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("rtc_event_gn")
-diff --git third_party/libwebrtc/rtc_base/rtc_numerics_gn/moz.build third_party/libwebrtc/rtc_base/rtc_numerics_gn/moz.build
-index 46355c5d0d6c..f2bdd05562f7 100644
---- third_party/libwebrtc/rtc_base/rtc_numerics_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/rtc_numerics_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("socket_server_gn")
+diff --git third_party/libwebrtc/rtc_base/ssl_gn/moz.build third_party/libwebrtc/rtc_base/ssl_gn/moz.build
+index 79c9fd515372..ed15371747a9 100644
+--- third_party/libwebrtc/rtc_base/ssl_gn/moz.build
++++ third_party/libwebrtc/rtc_base/ssl_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -74655,7 +80259,7 @@ index 46355c5d0d6c..f2bdd05562f7 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -43,161 +53,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -74667,20 +80271,14 @@ index 46355c5d0d6c..f2bdd05562f7 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -74709,7 +80307,6 @@ index 46355c5d0d6c..f2bdd05562f7 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -74725,7 +80322,6 @@ index 46355c5d0d6c..f2bdd05562f7 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -74752,14 +80348,26 @@ index 46355c5d0d6c..f2bdd05562f7 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -74800,42 +80408,38 @@ index 46355c5d0d6c..f2bdd05562f7 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("rtc_numerics_gn")
-diff --git third_party/libwebrtc/rtc_base/rtc_task_queue_gn/moz.build third_party/libwebrtc/rtc_base/rtc_task_queue_gn/moz.build
-index 333461b952e1..1d8bba37341e 100644
---- third_party/libwebrtc/rtc_base/rtc_task_queue_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/rtc_task_queue_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("ssl_gn")
+diff --git third_party/libwebrtc/rtc_base/stringutils_gn/moz.build third_party/libwebrtc/rtc_base/stringutils_gn/moz.build
+index c2ae423ea9b5..a65888b3d464 100644
+--- third_party/libwebrtc/rtc_base/stringutils_gn/moz.build
++++ third_party/libwebrtc/rtc_base/stringutils_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -74844,7 +80448,7 @@ index 333461b952e1..1d8bba37341e 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -47,179 +56,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -74856,7 +80460,6 @@ index 333461b952e1..1d8bba37341e 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -74869,7 +80472,6 @@ index 333461b952e1..1d8bba37341e 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -74898,7 +80500,6 @@ index 333461b952e1..1d8bba37341e 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -74914,7 +80515,6 @@ index 333461b952e1..1d8bba37341e 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -74948,6 +80548,24 @@ index 333461b952e1..1d8bba37341e 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -74970,10 +80588,9 @@ index 333461b952e1..1d8bba37341e 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -74983,48 +80600,57 @@ index 333461b952e1..1d8bba37341e 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("rtc_task_queue_gn")
-diff --git third_party/libwebrtc/rtc_base/safe_compare_gn/moz.build third_party/libwebrtc/rtc_base/safe_compare_gn/moz.build
-index fd120e422965..8147a59fe325 100644
---- third_party/libwebrtc/rtc_base/safe_compare_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/safe_compare_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("stringutils_gn")
+diff --git third_party/libwebrtc/rtc_base/swap_queue_gn/moz.build third_party/libwebrtc/rtc_base/swap_queue_gn/moz.build
+index 630648f5f5fa..2863ba28d144 100644
+--- third_party/libwebrtc/rtc_base/swap_queue_gn/moz.build
++++ third_party/libwebrtc/rtc_base/swap_queue_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -75033,7 +80659,7 @@ index fd120e422965..8147a59fe325 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,107 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -75045,16 +80671,18 @@ index fd120e422965..8147a59fe325 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -75083,7 +80711,6 @@ index fd120e422965..8147a59fe325 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -75099,7 +80726,6 @@ index fd120e422965..8147a59fe325 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -75130,6 +80756,22 @@ index fd120e422965..8147a59fe325 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -149,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -75170,42 +80812,38 @@ index fd120e422965..8147a59fe325 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("safe_compare_gn")
-diff --git third_party/libwebrtc/rtc_base/safe_conversions_gn/moz.build third_party/libwebrtc/rtc_base/safe_conversions_gn/moz.build
-index aa5d30753476..23497bfe94f9 100644
---- third_party/libwebrtc/rtc_base/safe_conversions_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/safe_conversions_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("swap_queue_gn")
+diff --git third_party/libwebrtc/rtc_base/synchronization/mutex_gn/moz.build third_party/libwebrtc/rtc_base/synchronization/mutex_gn/moz.build
+index 34792dc4327c..fc8b3b58110e 100644
+--- third_party/libwebrtc/rtc_base/synchronization/mutex_gn/moz.build
++++ third_party/libwebrtc/rtc_base/synchronization/mutex_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -75214,7 +80852,7 @@ index aa5d30753476..23497bfe94f9 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,107 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -75226,7 +80864,6 @@ index aa5d30753476..23497bfe94f9 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -75239,7 +80876,6 @@ index aa5d30753476..23497bfe94f9 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -75268,7 +80904,6 @@ index aa5d30753476..23497bfe94f9 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -75284,7 +80919,6 @@ index aa5d30753476..23497bfe94f9 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -75315,6 +80949,22 @@ index aa5d30753476..23497bfe94f9 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -149,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -75355,42 +81005,38 @@ index aa5d30753476..23497bfe94f9 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("safe_conversions_gn")
-diff --git third_party/libwebrtc/rtc_base/safe_minmax_gn/moz.build third_party/libwebrtc/rtc_base/safe_minmax_gn/moz.build
-index fd5b77f258ab..27ad4b92689d 100644
---- third_party/libwebrtc/rtc_base/safe_minmax_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/safe_minmax_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("mutex_gn")
+diff --git third_party/libwebrtc/rtc_base/synchronization/sequence_checker_internal_gn/moz.build third_party/libwebrtc/rtc_base/synchronization/sequence_checker_internal_gn/moz.build
+index 85cf1f73b599..fb8a358b2eaa 100644
+--- third_party/libwebrtc/rtc_base/synchronization/sequence_checker_internal_gn/moz.build
++++ third_party/libwebrtc/rtc_base/synchronization/sequence_checker_internal_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -75399,7 +81045,7 @@ index fd5b77f258ab..27ad4b92689d 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -75411,7 +81057,6 @@ index fd5b77f258ab..27ad4b92689d 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -75424,7 +81069,6 @@ index fd5b77f258ab..27ad4b92689d 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -75453,7 +81097,6 @@ index fd5b77f258ab..27ad4b92689d 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -75469,7 +81112,6 @@ index fd5b77f258ab..27ad4b92689d 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -75496,9 +81138,31 @@ index fd5b77f258ab..27ad4b92689d 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -75521,10 +81185,9 @@ index fd5b77f258ab..27ad4b92689d 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -75534,48 +81197,57 @@ index fd5b77f258ab..27ad4b92689d 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("safe_minmax_gn")
-diff --git third_party/libwebrtc/rtc_base/sample_counter_gn/moz.build third_party/libwebrtc/rtc_base/sample_counter_gn/moz.build
-index da05f0b07f46..92d1c01b52ed 100644
---- third_party/libwebrtc/rtc_base/sample_counter_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/sample_counter_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("sequence_checker_internal_gn")
+diff --git third_party/libwebrtc/rtc_base/synchronization/yield_gn/moz.build third_party/libwebrtc/rtc_base/synchronization/yield_gn/moz.build
+index 363b084539be..1fe57f535305 100644
+--- third_party/libwebrtc/rtc_base/synchronization/yield_gn/moz.build
++++ third_party/libwebrtc/rtc_base/synchronization/yield_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -75584,7 +81256,7 @@ index da05f0b07f46..92d1c01b52ed 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,175 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -75596,20 +81268,14 @@ index da05f0b07f46..92d1c01b52ed 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -75638,7 +81304,6 @@ index da05f0b07f46..92d1c01b52ed 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -75654,7 +81319,6 @@ index da05f0b07f46..92d1c01b52ed 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -75688,6 +81352,24 @@ index da05f0b07f46..92d1c01b52ed 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -75710,10 +81392,9 @@ index da05f0b07f46..92d1c01b52ed 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -75723,48 +81404,57 @@ index da05f0b07f46..92d1c01b52ed 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("sample_counter_gn")
-diff --git third_party/libwebrtc/rtc_base/sanitizer_gn/moz.build third_party/libwebrtc/rtc_base/sanitizer_gn/moz.build
-index 2cd722b53276..bccf19feeb19 100644
---- third_party/libwebrtc/rtc_base/sanitizer_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/sanitizer_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("yield_gn")
+diff --git third_party/libwebrtc/rtc_base/synchronization/yield_policy_gn/moz.build third_party/libwebrtc/rtc_base/synchronization/yield_policy_gn/moz.build
+index 9356f30910a3..edfb4475bbd2 100644
+--- third_party/libwebrtc/rtc_base/synchronization/yield_policy_gn/moz.build
++++ third_party/libwebrtc/rtc_base/synchronization/yield_policy_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -75773,7 +81463,7 @@ index 2cd722b53276..bccf19feeb19 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -75785,16 +81475,18 @@ index 2cd722b53276..bccf19feeb19 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -75823,7 +81515,6 @@ index 2cd722b53276..bccf19feeb19 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -75839,7 +81530,6 @@ index 2cd722b53276..bccf19feeb19 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -75866,9 +81556,31 @@ index 2cd722b53276..bccf19feeb19 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -75891,10 +81603,9 @@ index 2cd722b53276..bccf19feeb19 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -75904,48 +81615,57 @@ index 2cd722b53276..bccf19feeb19 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("sanitizer_gn")
-diff --git third_party/libwebrtc/rtc_base/socket_address_gn/moz.build third_party/libwebrtc/rtc_base/socket_address_gn/moz.build
-index 615800aaf567..e8fb17f6a5b9 100644
---- third_party/libwebrtc/rtc_base/socket_address_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/socket_address_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("yield_policy_gn")
+diff --git third_party/libwebrtc/rtc_base/system/arch_gn/moz.build third_party/libwebrtc/rtc_base/system/arch_gn/moz.build
+index 4f8f93c154e2..a836f5db63f0 100644
+--- third_party/libwebrtc/rtc_base/system/arch_gn/moz.build
++++ third_party/libwebrtc/rtc_base/system/arch_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -75954,7 +81674,7 @@ index 615800aaf567..e8fb17f6a5b9 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,169 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -75966,21 +81686,14 @@ index 615800aaf567..e8fb17f6a5b9 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "GLESv2",
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -76009,7 +81722,6 @@ index 615800aaf567..e8fb17f6a5b9 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -76025,7 +81737,6 @@ index 615800aaf567..e8fb17f6a5b9 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -76043,13 +81754,6 @@ index 615800aaf567..e8fb17f6a5b9 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -76059,14 +81763,26 @@ index 615800aaf567..e8fb17f6a5b9 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -76107,42 +81823,197 @@ index 615800aaf567..e8fb17f6a5b9 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("socket_address_gn")
-diff --git third_party/libwebrtc/rtc_base/socket_factory_gn/moz.build third_party/libwebrtc/rtc_base/socket_factory_gn/moz.build
-index c8ec2004a876..5c8f28025406 100644
---- third_party/libwebrtc/rtc_base/socket_factory_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/socket_factory_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("arch_gn")
+diff --git third_party/libwebrtc/rtc_base/system/asm_defines_gn/moz.build third_party/libwebrtc/rtc_base/system/asm_defines_gn/moz.build
+deleted file mode 100644
+index ab3e701885e8..000000000000
+--- third_party/libwebrtc/rtc_base/system/asm_defines_gn/moz.build
++++ /dev/null
+@@ -1,80 +0,0 @@
+-# This Source Code Form is subject to the terms of the Mozilla Public
+-# License, v. 2.0. If a copy of the MPL was not distributed with this
+-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+-
+-
+-  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
+-  ### DO NOT edit it by hand.                                       ###
+-
+-COMPILE_FLAGS["OS_INCLUDES"] = []
+-AllowCompilerWarnings()
+-
+-DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+-DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+-DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["WEBRTC_ARCH_ARM"] = True
+-DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+-DEFINES["WEBRTC_HAS_NEON"] = True
+-DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_LINUX"] = True
+-DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+-DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+-DEFINES["WEBRTC_POSIX"] = True
+-DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
+-DEFINES["_GNU_SOURCE"] = True
+-DEFINES["__STDC_CONSTANT_MACROS"] = True
+-DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-FINAL_LIBRARY = "webrtc"
+-
+-
+-LOCAL_INCLUDES += [
+-    "!/ipc/ipdl/_ipdlheaders",
+-    "!/third_party/libwebrtc/gen",
+-    "/ipc/chromium/src",
+-    "/third_party/libwebrtc/",
+-    "/third_party/libwebrtc/third_party/abseil-cpp/",
+-    "/tools/profiler/public"
+-]
+-
+-if not CONFIG["MOZ_DEBUG"]:
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+-    DEFINES["NDEBUG"] = True
+-    DEFINES["NVALGRIND"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1":
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_X11"] = "1"
+-
+-Library("asm_defines_gn")
+diff --git third_party/libwebrtc/rtc_base/system/cocoa_threading_gn/moz.build third_party/libwebrtc/rtc_base/system/cocoa_threading_gn/moz.build
+deleted file mode 100644
+index f897cf46fc39..000000000000
+--- third_party/libwebrtc/rtc_base/system/cocoa_threading_gn/moz.build
++++ /dev/null
+@@ -1,67 +0,0 @@
+-# This Source Code Form is subject to the terms of the Mozilla Public
+-# License, v. 2.0. If a copy of the MPL was not distributed with this
+-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+-
+-
+-  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
+-  ### DO NOT edit it by hand.                                       ###
+-
+-CMMFLAGS += [
+-    "-fobjc-arc"
+-]
+-
+-COMPILE_FLAGS["OS_INCLUDES"] = []
+-AllowCompilerWarnings()
+-
+-DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+-DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+-DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+-DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_MAC"] = True
+-DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+-DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+-DEFINES["WEBRTC_POSIX"] = True
+-DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
+-DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-DEFINES["__STDC_CONSTANT_MACROS"] = True
+-DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-FINAL_LIBRARY = "webrtc"
+-
+-
+-LOCAL_INCLUDES += [
+-    "!/ipc/ipdl/_ipdlheaders",
+-    "!/third_party/libwebrtc/gen",
+-    "/ipc/chromium/src",
+-    "/third_party/libwebrtc/",
+-    "/third_party/libwebrtc/third_party/abseil-cpp/",
+-    "/tools/profiler/public"
+-]
+-
+-UNIFIED_SOURCES += [
+-    "/third_party/libwebrtc/rtc_base/system/cocoa_threading.mm"
+-]
+-
+-if not CONFIG["MOZ_DEBUG"]:
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+-    DEFINES["NDEBUG"] = True
+-    DEFINES["NVALGRIND"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1":
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["CPU_ARCH"] == "aarch64":
+-
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-Library("cocoa_threading_gn")
+diff --git third_party/libwebrtc/rtc_base/system/file_wrapper_gn/moz.build third_party/libwebrtc/rtc_base/system/file_wrapper_gn/moz.build
+index 9954e2772e10..7cc6dfb3b3a6 100644
+--- third_party/libwebrtc/rtc_base/system/file_wrapper_gn/moz.build
++++ third_party/libwebrtc/rtc_base/system/file_wrapper_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -76151,7 +82022,7 @@ index c8ec2004a876..5c8f28025406 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,165 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -76163,7 +82034,6 @@ index c8ec2004a876..5c8f28025406 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -76171,13 +82041,11 @@ index c8ec2004a876..5c8f28025406 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -76206,7 +82074,6 @@ index c8ec2004a876..5c8f28025406 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -76222,7 +82089,6 @@ index c8ec2004a876..5c8f28025406 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -76240,13 +82106,6 @@ index c8ec2004a876..5c8f28025406 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -76256,9 +82115,31 @@ index c8ec2004a876..5c8f28025406 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -76281,10 +82162,9 @@ index c8ec2004a876..5c8f28025406 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -76294,48 +82174,130 @@ index c8ec2004a876..5c8f28025406 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("file_wrapper_gn")
+diff --git third_party/libwebrtc/rtc_base/system/gcd_helpers_gn/moz.build third_party/libwebrtc/rtc_base/system/gcd_helpers_gn/moz.build
+deleted file mode 100644
+index 99fbd80dd967..000000000000
+--- third_party/libwebrtc/rtc_base/system/gcd_helpers_gn/moz.build
++++ /dev/null
+@@ -1,67 +0,0 @@
+-# This Source Code Form is subject to the terms of the Mozilla Public
+-# License, v. 2.0. If a copy of the MPL was not distributed with this
+-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+-
+-
+-  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
+-  ### DO NOT edit it by hand.                                       ###
+-
+-CMFLAGS += [
+-    "-fobjc-arc"
+-]
+-
+-COMPILE_FLAGS["OS_INCLUDES"] = []
+-AllowCompilerWarnings()
+-
+-DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+-DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+-DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+-DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_MAC"] = True
+-DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+-DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+-DEFINES["WEBRTC_POSIX"] = True
+-DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
+-DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-DEFINES["__STDC_CONSTANT_MACROS"] = True
+-DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-FINAL_LIBRARY = "webrtc"
+-
+-
+-LOCAL_INCLUDES += [
+-    "!/ipc/ipdl/_ipdlheaders",
+-    "!/third_party/libwebrtc/gen",
+-    "/ipc/chromium/src",
+-    "/third_party/libwebrtc/",
+-    "/third_party/libwebrtc/third_party/abseil-cpp/",
+-    "/tools/profiler/public"
+-]
+-
+-UNIFIED_SOURCES += [
+-    "/third_party/libwebrtc/rtc_base/system/gcd_helpers.m"
+-]
+-
+-if not CONFIG["MOZ_DEBUG"]:
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+-    DEFINES["NDEBUG"] = True
+-    DEFINES["NVALGRIND"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1":
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["CPU_ARCH"] == "aarch64":
+-
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
 -
- Library("socket_factory_gn")
-diff --git third_party/libwebrtc/rtc_base/socket_gn/moz.build third_party/libwebrtc/rtc_base/socket_gn/moz.build
-index a77aa3b56628..6e658e258670 100644
---- third_party/libwebrtc/rtc_base/socket_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/socket_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+-Library("gcd_helpers_gn")
+diff --git third_party/libwebrtc/rtc_base/system/ignore_warnings_gn/moz.build third_party/libwebrtc/rtc_base/system/ignore_warnings_gn/moz.build
+index 396d7286299f..ae27ee47b74f 100644
+--- third_party/libwebrtc/rtc_base/system/ignore_warnings_gn/moz.build
++++ third_party/libwebrtc/rtc_base/system/ignore_warnings_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -76344,7 +82306,7 @@ index a77aa3b56628..6e658e258670 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,169 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -76356,21 +82318,14 @@ index a77aa3b56628..6e658e258670 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "GLESv2",
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -76399,7 +82354,6 @@ index a77aa3b56628..6e658e258670 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -76415,7 +82369,6 @@ index a77aa3b56628..6e658e258670 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -76433,13 +82386,6 @@ index a77aa3b56628..6e658e258670 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -76449,14 +82395,26 @@ index a77aa3b56628..6e658e258670 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -76497,42 +82455,38 @@ index a77aa3b56628..6e658e258670 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("socket_gn")
-diff --git third_party/libwebrtc/rtc_base/socket_server_gn/moz.build third_party/libwebrtc/rtc_base/socket_server_gn/moz.build
-index 03c9f6c70a20..69625cc108ab 100644
---- third_party/libwebrtc/rtc_base/socket_server_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/socket_server_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("ignore_warnings_gn")
+diff --git third_party/libwebrtc/rtc_base/system/inline_gn/moz.build third_party/libwebrtc/rtc_base/system/inline_gn/moz.build
+index 110c04a6be19..47a6efea00c5 100644
+--- third_party/libwebrtc/rtc_base/system/inline_gn/moz.build
++++ third_party/libwebrtc/rtc_base/system/inline_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -76541,7 +82495,7 @@ index 03c9f6c70a20..69625cc108ab 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,165 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -76553,21 +82507,14 @@ index 03c9f6c70a20..69625cc108ab 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "GLESv2",
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -76596,7 +82543,6 @@ index 03c9f6c70a20..69625cc108ab 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -76612,7 +82558,6 @@ index 03c9f6c70a20..69625cc108ab 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -76630,13 +82575,6 @@ index 03c9f6c70a20..69625cc108ab 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -76650,195 +82588,22 @@ index 03c9f6c70a20..69625cc108ab 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
--
--    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
--
--if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
+ if CONFIG["CPU_ARCH"] == "mips32":
  
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
--
--    OS_LIBS += [
--        "android_support",
--        "unwind"
--    ]
--
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
--
--    OS_LIBS += [
--        "android_support"
--    ]
--
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["CPU_ARCH"] == "mips64":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("socket_server_gn")
-diff --git third_party/libwebrtc/rtc_base/stringutils_gn/moz.build third_party/libwebrtc/rtc_base/stringutils_gn/moz.build
-index a28a8193e323..1ba4ab392fc0 100644
---- third_party/libwebrtc/rtc_base/stringutils_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/stringutils_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
- DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
- DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
- DEFINES["RTC_ENABLE_VP9"] = True
-+DEFINES["USE_GLIB"] = "1"
-+DEFINES["USE_OZONE"] = "1"
-+DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
- DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
- DEFINES["WEBRTC_LIBRARY_IMPL"] = True
- DEFINES["WEBRTC_MOZILLA_BUILD"] = True
- DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
-+DEFINES["WEBRTC_POSIX"] = True
-+DEFINES["_FILE_OFFSET_BITS"] = "64"
-+DEFINES["_LARGEFILE64_SOURCE"] = True
-+DEFINES["_LARGEFILE_SOURCE"] = True
-+DEFINES["__STDC_CONSTANT_MACROS"] = True
-+DEFINES["__STDC_FORMAT_MACROS"] = True
  
- FINAL_LIBRARY = "webrtc"
+ if CONFIG["CPU_ARCH"] == "x86":
  
-@@ -45,161 +55,15 @@ if not CONFIG["MOZ_DEBUG"]:
- if CONFIG["MOZ_DEBUG"] == "1":
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
  
-     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
--
--if CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["ANDROID"] = True
--    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
--    DEFINES["HAVE_SYS_UIO_H"] = True
--    DEFINES["WEBRTC_ANDROID"] = True
--    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_GNU_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--    OS_LIBS += [
--        "log"
--    ]
--
--if CONFIG["OS_TARGET"] == "Darwin":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_MAC"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
--    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--if CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_NSS_CERTS"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_UDEV"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--if CONFIG["OS_TARGET"] == "OpenBSD":
--
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_X11"] = "1"
--    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--if CONFIG["OS_TARGET"] == "WINNT":
--
--    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
--    DEFINES["NOMINMAX"] = True
--    DEFINES["NTDDI_VERSION"] = "0x0A000000"
--    DEFINES["PSAPI_VERSION"] = "2"
--    DEFINES["UNICODE"] = True
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_WIN"] = True
--    DEFINES["WIN32"] = True
--    DEFINES["WIN32_LEAN_AND_MEAN"] = True
--    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
--    DEFINES["WINVER"] = "0x0A00"
--    DEFINES["_ATL_NO_OPENGL"] = True
--    DEFINES["_CRT_RAND_S"] = True
--    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
--    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
--    DEFINES["_HAS_EXCEPTIONS"] = "0"
--    DEFINES["_HAS_NODISCARD"] = True
--    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
--    DEFINES["_SECURE_ATL"] = True
--    DEFINES["_UNICODE"] = True
--    DEFINES["_WIN32_WINNT"] = "0x0A00"
--    DEFINES["_WINDOWS"] = True
--    DEFINES["__STD_C"] = True
-+    DEFINES["_DEBUG"] = True
- 
- if CONFIG["CPU_ARCH"] == "aarch64":
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
-     DEFINES["WEBRTC_ARCH_ARM64"] = True
-     DEFINES["WEBRTC_HAS_NEON"] = True
- 
--if CONFIG["CPU_ARCH"] == "arm":
--
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
--    DEFINES["WEBRTC_ARCH_ARM"] = True
--    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
--    DEFINES["WEBRTC_HAS_NEON"] = True
--
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -76879,42 +82644,38 @@ index a28a8193e323..1ba4ab392fc0 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("stringutils_gn")
-diff --git third_party/libwebrtc/rtc_base/swap_queue_gn/moz.build third_party/libwebrtc/rtc_base/swap_queue_gn/moz.build
-index 9122864ca6c2..a3b46c212962 100644
---- third_party/libwebrtc/rtc_base/swap_queue_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/swap_queue_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("inline_gn")
+diff --git third_party/libwebrtc/rtc_base/system/no_unique_address_gn/moz.build third_party/libwebrtc/rtc_base/system/no_unique_address_gn/moz.build
+index bbf86f67bb61..8b4b89ce8c24 100644
+--- third_party/libwebrtc/rtc_base/system/no_unique_address_gn/moz.build
++++ third_party/libwebrtc/rtc_base/system/no_unique_address_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -76923,7 +82684,7 @@ index 9122864ca6c2..a3b46c212962 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -76935,20 +82696,14 @@ index 9122864ca6c2..a3b46c212962 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -76977,7 +82732,6 @@ index 9122864ca6c2..a3b46c212962 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -76993,7 +82747,6 @@ index 9122864ca6c2..a3b46c212962 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -77024,6 +82777,22 @@ index 9122864ca6c2..a3b46c212962 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -77064,42 +82833,38 @@ index 9122864ca6c2..a3b46c212962 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("swap_queue_gn")
-diff --git third_party/libwebrtc/rtc_base/synchronization/mutex_gn/moz.build third_party/libwebrtc/rtc_base/synchronization/mutex_gn/moz.build
-index 60b12d104404..243fe58a51a8 100644
---- third_party/libwebrtc/rtc_base/synchronization/mutex_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/synchronization/mutex_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("no_unique_address_gn")
+diff --git third_party/libwebrtc/rtc_base/system/rtc_export_gn/moz.build third_party/libwebrtc/rtc_base/system/rtc_export_gn/moz.build
+index a26fbd0aecc7..7773038a2267 100644
+--- third_party/libwebrtc/rtc_base/system/rtc_export_gn/moz.build
++++ third_party/libwebrtc/rtc_base/system/rtc_export_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -77108,7 +82873,7 @@ index 60b12d104404..243fe58a51a8 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -77120,20 +82885,14 @@ index 60b12d104404..243fe58a51a8 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -77162,7 +82921,6 @@ index 60b12d104404..243fe58a51a8 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -77178,7 +82936,6 @@ index 60b12d104404..243fe58a51a8 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -77209,6 +82966,22 @@ index 60b12d104404..243fe58a51a8 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -77249,42 +83022,38 @@ index 60b12d104404..243fe58a51a8 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("mutex_gn")
-diff --git third_party/libwebrtc/rtc_base/synchronization/sequence_checker_internal_gn/moz.build third_party/libwebrtc/rtc_base/synchronization/sequence_checker_internal_gn/moz.build
-index e930dc4eb87f..8ccfb074dfaf 100644
---- third_party/libwebrtc/rtc_base/synchronization/sequence_checker_internal_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/synchronization/sequence_checker_internal_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("rtc_export_gn")
+diff --git third_party/libwebrtc/rtc_base/system/unused_gn/moz.build third_party/libwebrtc/rtc_base/system/unused_gn/moz.build
+index c53e1ab3ba55..3c5c6131f5b6 100644
+--- third_party/libwebrtc/rtc_base/system/unused_gn/moz.build
++++ third_party/libwebrtc/rtc_base/system/unused_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -77293,7 +83062,7 @@ index e930dc4eb87f..8ccfb074dfaf 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -77305,20 +83074,14 @@ index e930dc4eb87f..8ccfb074dfaf 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -77347,7 +83110,6 @@ index e930dc4eb87f..8ccfb074dfaf 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -77363,7 +83125,6 @@ index e930dc4eb87f..8ccfb074dfaf 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -77390,14 +83151,26 @@ index e930dc4eb87f..8ccfb074dfaf 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -77438,42 +83211,38 @@ index e930dc4eb87f..8ccfb074dfaf 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("sequence_checker_internal_gn")
-diff --git third_party/libwebrtc/rtc_base/synchronization/yield_gn/moz.build third_party/libwebrtc/rtc_base/synchronization/yield_gn/moz.build
-index c1c194d69d18..331e816fc2e4 100644
---- third_party/libwebrtc/rtc_base/synchronization/yield_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/synchronization/yield_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("unused_gn")
+diff --git third_party/libwebrtc/rtc_base/system/warn_current_thread_is_deadlocked_gn/moz.build third_party/libwebrtc/rtc_base/system/warn_current_thread_is_deadlocked_gn/moz.build
+index 6d5043ae77f0..68764f971a8c 100644
+--- third_party/libwebrtc/rtc_base/system/warn_current_thread_is_deadlocked_gn/moz.build
++++ third_party/libwebrtc/rtc_base/system/warn_current_thread_is_deadlocked_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -77482,7 +83251,7 @@ index c1c194d69d18..331e816fc2e4 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,157 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -77494,7 +83263,6 @@ index c1c194d69d18..331e816fc2e4 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -77503,7 +83271,6 @@ index c1c194d69d18..331e816fc2e4 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -77532,7 +83299,6 @@ index c1c194d69d18..331e816fc2e4 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -77548,7 +83314,6 @@ index c1c194d69d18..331e816fc2e4 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -77575,14 +83340,26 @@ index c1c194d69d18..331e816fc2e4 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -77623,42 +83400,38 @@ index c1c194d69d18..331e816fc2e4 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("yield_gn")
-diff --git third_party/libwebrtc/rtc_base/synchronization/yield_policy_gn/moz.build third_party/libwebrtc/rtc_base/synchronization/yield_policy_gn/moz.build
-index 3f9531ff334a..32428dc7e390 100644
---- third_party/libwebrtc/rtc_base/synchronization/yield_policy_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/synchronization/yield_policy_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("warn_current_thread_is_deadlocked_gn")
+diff --git third_party/libwebrtc/rtc_base/task_utils/repeating_task_gn/moz.build third_party/libwebrtc/rtc_base/task_utils/repeating_task_gn/moz.build
+index 8aecd5889008..677563f0eafb 100644
+--- third_party/libwebrtc/rtc_base/task_utils/repeating_task_gn/moz.build
++++ third_party/libwebrtc/rtc_base/task_utils/repeating_task_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -77667,7 +83440,7 @@ index 3f9531ff334a..32428dc7e390 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,190 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -77679,7 +83452,6 @@ index 3f9531ff334a..32428dc7e390 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -77692,7 +83464,6 @@ index 3f9531ff334a..32428dc7e390 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -77715,13 +83486,16 @@ index 3f9531ff334a..32428dc7e390 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -77737,7 +83511,6 @@ index 3f9531ff334a..32428dc7e390 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -77755,6 +83528,13 @@ index 3f9531ff334a..32428dc7e390 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -77771,6 +83551,24 @@ index 3f9531ff334a..32428dc7e390 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -77793,10 +83591,9 @@ index 3f9531ff334a..32428dc7e390 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -77806,48 +83603,57 @@ index 3f9531ff334a..32428dc7e390 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("yield_policy_gn")
-diff --git third_party/libwebrtc/rtc_base/system/arch_gn/moz.build third_party/libwebrtc/rtc_base/system/arch_gn/moz.build
-index 11ad1ecba2b2..19fddb84d994 100644
---- third_party/libwebrtc/rtc_base/system/arch_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/system/arch_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("repeating_task_gn")
+diff --git third_party/libwebrtc/rtc_base/third_party/base64/base64_gn/moz.build third_party/libwebrtc/rtc_base/third_party/base64/base64_gn/moz.build
+index 6077e21b3779..af27c83c7e93 100644
+--- third_party/libwebrtc/rtc_base/third_party/base64/base64_gn/moz.build
++++ third_party/libwebrtc/rtc_base/third_party/base64/base64_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -77856,7 +83662,7 @@ index 11ad1ecba2b2..19fddb84d994 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -77868,16 +83674,18 @@ index 11ad1ecba2b2..19fddb84d994 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -77906,7 +83714,6 @@ index 11ad1ecba2b2..19fddb84d994 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -77922,7 +83729,6 @@ index 11ad1ecba2b2..19fddb84d994 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -77949,9 +83755,31 @@ index 11ad1ecba2b2..19fddb84d994 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -77974,10 +83802,9 @@ index 11ad1ecba2b2..19fddb84d994 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -77987,133 +83814,57 @@ index 11ad1ecba2b2..19fddb84d994 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("arch_gn")
-diff --git third_party/libwebrtc/rtc_base/system/asm_defines_gn/moz.build third_party/libwebrtc/rtc_base/system/asm_defines_gn/moz.build
-deleted file mode 100644
-index b9564ebb31f8..000000000000
---- third_party/libwebrtc/rtc_base/system/asm_defines_gn/moz.build
-+++ /dev/null
-@@ -1,79 +0,0 @@
--# This Source Code Form is subject to the terms of the Mozilla Public
--# License, v. 2.0. If a copy of the MPL was not distributed with this
--# file, You can obtain one at http://mozilla.org/MPL/2.0/.
--
--
--  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
--  ### DO NOT edit it by hand.                                       ###
--
--COMPILE_FLAGS["OS_INCLUDES"] = []
--AllowCompilerWarnings()
--
--DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
--DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
--DEFINES["RTC_ENABLE_VP9"] = True
--DEFINES["WEBRTC_ARCH_ARM"] = True
--DEFINES["WEBRTC_ARCH_ARM_V7"] = True
--DEFINES["WEBRTC_ENABLE_AVX2"] = True
--DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
--DEFINES["WEBRTC_HAS_NEON"] = True
--DEFINES["WEBRTC_LIBRARY_IMPL"] = True
--DEFINES["WEBRTC_LINUX"] = True
--DEFINES["WEBRTC_MOZILLA_BUILD"] = True
--DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
--DEFINES["WEBRTC_POSIX"] = True
--DEFINES["_GNU_SOURCE"] = True
--DEFINES["__STDC_CONSTANT_MACROS"] = True
--DEFINES["__STDC_FORMAT_MACROS"] = True
--
--FINAL_LIBRARY = "webrtc"
--
--
--LOCAL_INCLUDES += [
--    "!/ipc/ipdl/_ipdlheaders",
--    "/ipc/chromium/src",
--    "/third_party/libwebrtc/",
--    "/third_party/libwebrtc/third_party/abseil-cpp/",
--    "/tools/profiler/public"
--]
--
--if not CONFIG["MOZ_DEBUG"]:
--
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
--    DEFINES["NDEBUG"] = True
--    DEFINES["NVALGRIND"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1":
--
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["ANDROID"] = True
--    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
--    DEFINES["HAVE_SYS_UIO_H"] = True
--    DEFINES["WEBRTC_ANDROID"] = True
--    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--
--    OS_LIBS += [
--        "android_support",
--        "unwind"
--    ]
--
--if CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_NSS_CERTS"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_UDEV"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
--
--if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["USE_X11"] = "1"
--
--Library("asm_defines_gn")
-diff --git third_party/libwebrtc/rtc_base/system/assume_gn/moz.build third_party/libwebrtc/rtc_base/system/assume_gn/moz.build
-index 890c29b07adb..ad43616a002b 100644
---- third_party/libwebrtc/rtc_base/system/assume_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/system/assume_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("base64_gn")
+diff --git third_party/libwebrtc/rtc_base/third_party/sigslot/sigslot_gn/moz.build third_party/libwebrtc/rtc_base/third_party/sigslot/sigslot_gn/moz.build
+index 3f4690993100..c78bc1de22c4 100644
+--- third_party/libwebrtc/rtc_base/third_party/sigslot/sigslot_gn/moz.build
++++ third_party/libwebrtc/rtc_base/third_party/sigslot/sigslot_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -78122,7 +83873,7 @@ index 890c29b07adb..ad43616a002b 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,175 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -78134,7 +83885,6 @@ index 890c29b07adb..ad43616a002b 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -78143,7 +83893,6 @@ index 890c29b07adb..ad43616a002b 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -78172,7 +83921,6 @@ index 890c29b07adb..ad43616a002b 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -78188,7 +83936,6 @@ index 890c29b07adb..ad43616a002b 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -78215,9 +83962,31 @@ index 890c29b07adb..ad43616a002b 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -78240,10 +84009,9 @@ index 890c29b07adb..ad43616a002b 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -78253,116 +84021,57 @@ index 890c29b07adb..ad43616a002b 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("assume_gn")
-diff --git third_party/libwebrtc/rtc_base/system/cocoa_threading_gn/moz.build third_party/libwebrtc/rtc_base/system/cocoa_threading_gn/moz.build
-deleted file mode 100644
-index 9885a84ac85a..000000000000
---- third_party/libwebrtc/rtc_base/system/cocoa_threading_gn/moz.build
-+++ /dev/null
-@@ -1,62 +0,0 @@
--# This Source Code Form is subject to the terms of the Mozilla Public
--# License, v. 2.0. If a copy of the MPL was not distributed with this
--# file, You can obtain one at http://mozilla.org/MPL/2.0/.
--
--
--  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
--  ### DO NOT edit it by hand.                                       ###
--
--CMMFLAGS += [
--    "-fobjc-arc"
--]
--
--COMPILE_FLAGS["OS_INCLUDES"] = []
--AllowCompilerWarnings()
--
--DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
--DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
--DEFINES["RTC_ENABLE_VP9"] = True
--DEFINES["WEBRTC_ENABLE_AVX2"] = True
--DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
--DEFINES["WEBRTC_LIBRARY_IMPL"] = True
--DEFINES["WEBRTC_MAC"] = True
--DEFINES["WEBRTC_MOZILLA_BUILD"] = True
--DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
--DEFINES["WEBRTC_POSIX"] = True
--DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
--DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
--DEFINES["__STDC_CONSTANT_MACROS"] = True
--DEFINES["__STDC_FORMAT_MACROS"] = True
--
--FINAL_LIBRARY = "webrtc"
--
--
--LOCAL_INCLUDES += [
--    "!/ipc/ipdl/_ipdlheaders",
--    "/ipc/chromium/src",
--    "/third_party/libwebrtc/",
--    "/third_party/libwebrtc/third_party/abseil-cpp/",
--    "/tools/profiler/public"
--]
--
--UNIFIED_SOURCES += [
--    "/third_party/libwebrtc/rtc_base/system/cocoa_threading.mm"
--]
--
--if not CONFIG["MOZ_DEBUG"]:
--
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
--    DEFINES["NDEBUG"] = True
--    DEFINES["NVALGRIND"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1":
--
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["CPU_ARCH"] == "aarch64":
--
--    DEFINES["WEBRTC_ARCH_ARM64"] = True
--    DEFINES["WEBRTC_HAS_NEON"] = True
--
--Library("cocoa_threading_gn")
-diff --git third_party/libwebrtc/rtc_base/system/file_wrapper_gn/moz.build third_party/libwebrtc/rtc_base/system/file_wrapper_gn/moz.build
-index 7dcc5ecaeca6..b4c9c40e90d0 100644
---- third_party/libwebrtc/rtc_base/system/file_wrapper_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/system/file_wrapper_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("sigslot_gn")
+diff --git third_party/libwebrtc/rtc_base/threading_gn/moz.build third_party/libwebrtc/rtc_base/threading_gn/moz.build
+index 39235d88fc45..74684735d856 100644
+--- third_party/libwebrtc/rtc_base/threading_gn/moz.build
++++ third_party/libwebrtc/rtc_base/threading_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -78371,7 +84080,7 @@ index 7dcc5ecaeca6..b4c9c40e90d0 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -48,187 +57,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -78383,7 +84092,6 @@ index 7dcc5ecaeca6..b4c9c40e90d0 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -78391,12 +84099,12 @@ index 7dcc5ecaeca6..b4c9c40e90d0 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
+-        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -78425,7 +84133,6 @@ index 7dcc5ecaeca6..b4c9c40e90d0 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -78441,7 +84148,6 @@ index 7dcc5ecaeca6..b4c9c40e90d0 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -78459,6 +84165,13 @@ index 7dcc5ecaeca6..b4c9c40e90d0 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -78475,6 +84188,24 @@ index 7dcc5ecaeca6..b4c9c40e90d0 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -78497,10 +84228,9 @@ index 7dcc5ecaeca6..b4c9c40e90d0 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -78510,48 +84240,58 @@ index 7dcc5ecaeca6..b4c9c40e90d0 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("file_wrapper_gn")
-diff --git third_party/libwebrtc/rtc_base/system/ignore_warnings_gn/moz.build third_party/libwebrtc/rtc_base/system/ignore_warnings_gn/moz.build
-index 53f44fea711e..152615e8312b 100644
---- third_party/libwebrtc/rtc_base/system/ignore_warnings_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/system/ignore_warnings_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("threading_gn")
+diff --git third_party/libwebrtc/rtc_base/timeutils_gn/moz.build third_party/libwebrtc/rtc_base/timeutils_gn/moz.build
+index 3f184279a3a0..432c438bdad6 100644
+--- third_party/libwebrtc/rtc_base/timeutils_gn/moz.build
++++ third_party/libwebrtc/rtc_base/timeutils_gn/moz.build
+@@ -12,12 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_EXCLUDE_SYSTEM_TIME"] = True
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -78560,7 +84300,7 @@ index 53f44fea711e..152615e8312b 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -45,183 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -78572,16 +84312,18 @@ index 53f44fea711e..152615e8312b 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -78610,7 +84352,6 @@ index 53f44fea711e..152615e8312b 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -78626,7 +84367,6 @@ index 53f44fea711e..152615e8312b 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -78644,6 +84384,10 @@ index 53f44fea711e..152615e8312b 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -78653,9 +84397,31 @@ index 53f44fea711e..152615e8312b 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -78678,10 +84444,9 @@ index 53f44fea711e..152615e8312b 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -78691,48 +84456,57 @@ index 53f44fea711e..152615e8312b 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("ignore_warnings_gn")
-diff --git third_party/libwebrtc/rtc_base/system/inline_gn/moz.build third_party/libwebrtc/rtc_base/system/inline_gn/moz.build
-index e8568c6f63ee..4f6d21fda069 100644
---- third_party/libwebrtc/rtc_base/system/inline_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/system/inline_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("timeutils_gn")
+diff --git third_party/libwebrtc/rtc_base/type_traits_gn/moz.build third_party/libwebrtc/rtc_base/type_traits_gn/moz.build
+index b5c9fb51224c..7ff959ba5f38 100644
+--- third_party/libwebrtc/rtc_base/type_traits_gn/moz.build
++++ third_party/libwebrtc/rtc_base/type_traits_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -78741,7 +84515,7 @@ index e8568c6f63ee..4f6d21fda069 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -78753,7 +84527,6 @@ index e8568c6f63ee..4f6d21fda069 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -78762,7 +84535,6 @@ index e8568c6f63ee..4f6d21fda069 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -78791,7 +84563,6 @@ index e8568c6f63ee..4f6d21fda069 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -78807,7 +84578,6 @@ index e8568c6f63ee..4f6d21fda069 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -78838,6 +84608,22 @@ index e8568c6f63ee..4f6d21fda069 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -78878,42 +84664,38 @@ index e8568c6f63ee..4f6d21fda069 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("inline_gn")
-diff --git third_party/libwebrtc/rtc_base/system/no_unique_address_gn/moz.build third_party/libwebrtc/rtc_base/system/no_unique_address_gn/moz.build
-index f8920b35d245..ca1224c0f3ed 100644
---- third_party/libwebrtc/rtc_base/system/no_unique_address_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/system/no_unique_address_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("type_traits_gn")
+diff --git third_party/libwebrtc/rtc_base/unique_id_generator_gn/moz.build third_party/libwebrtc/rtc_base/unique_id_generator_gn/moz.build
+index 4ff4d51c78ea..93be9abd91cd 100644
+--- third_party/libwebrtc/rtc_base/unique_id_generator_gn/moz.build
++++ third_party/libwebrtc/rtc_base/unique_id_generator_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -78922,7 +84704,7 @@ index f8920b35d245..ca1224c0f3ed 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,103 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -78934,7 +84716,6 @@ index f8920b35d245..ca1224c0f3ed 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -78943,7 +84724,6 @@ index f8920b35d245..ca1224c0f3ed 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -78972,7 +84752,6 @@ index f8920b35d245..ca1224c0f3ed 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -78988,7 +84767,6 @@ index f8920b35d245..ca1224c0f3ed 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -79019,6 +84797,22 @@ index f8920b35d245..ca1224c0f3ed 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -145,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -79059,42 +84853,38 @@ index f8920b35d245..ca1224c0f3ed 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("no_unique_address_gn")
-diff --git third_party/libwebrtc/rtc_base/system/rtc_export_gn/moz.build third_party/libwebrtc/rtc_base/system/rtc_export_gn/moz.build
-index beb3a726f2a4..0516b3ad4df8 100644
---- third_party/libwebrtc/rtc_base/system/rtc_export_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/system/rtc_export_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("unique_id_generator_gn")
+diff --git third_party/libwebrtc/rtc_base/units/unit_base_gn/moz.build third_party/libwebrtc/rtc_base/units/unit_base_gn/moz.build
+index 35e3af076731..22bf007b975e 100644
+--- third_party/libwebrtc/rtc_base/units/unit_base_gn/moz.build
++++ third_party/libwebrtc/rtc_base/units/unit_base_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -79103,7 +84893,7 @@ index beb3a726f2a4..0516b3ad4df8 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,107 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -79115,16 +84905,18 @@ index beb3a726f2a4..0516b3ad4df8 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -79153,7 +84945,6 @@ index beb3a726f2a4..0516b3ad4df8 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -79169,7 +84960,6 @@ index beb3a726f2a4..0516b3ad4df8 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -79200,6 +84990,22 @@ index beb3a726f2a4..0516b3ad4df8 100644
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -149,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -79240,42 +85046,38 @@ index beb3a726f2a4..0516b3ad4df8 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("rtc_export_gn")
-diff --git third_party/libwebrtc/rtc_base/system/unused_gn/moz.build third_party/libwebrtc/rtc_base/system/unused_gn/moz.build
-index 2de3ad5f5565..70942ab98bbe 100644
---- third_party/libwebrtc/rtc_base/system/unused_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/system/unused_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("unit_base_gn")
+diff --git third_party/libwebrtc/rtc_base/weak_ptr_gn/moz.build third_party/libwebrtc/rtc_base/weak_ptr_gn/moz.build
+index 93a833f2a3a7..c1c245b6e62b 100644
+--- third_party/libwebrtc/rtc_base/weak_ptr_gn/moz.build
++++ third_party/libwebrtc/rtc_base/weak_ptr_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -79284,7 +85086,7 @@ index 2de3ad5f5565..70942ab98bbe 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -79296,16 +85098,18 @@ index 2de3ad5f5565..70942ab98bbe 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -79334,7 +85138,6 @@ index 2de3ad5f5565..70942ab98bbe 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -79350,7 +85153,6 @@ index 2de3ad5f5565..70942ab98bbe 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -79377,9 +85179,31 @@ index 2de3ad5f5565..70942ab98bbe 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -79402,10 +85226,9 @@ index 2de3ad5f5565..70942ab98bbe 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -79415,1189 +85238,516 @@ index 2de3ad5f5565..70942ab98bbe 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("unused_gn")
-diff --git third_party/libwebrtc/rtc_base/system/warn_current_thread_is_deadlocked_gn/moz.build third_party/libwebrtc/rtc_base/system/warn_current_thread_is_deadlocked_gn/moz.build
-index 3a3b4a4b13cf..7594e86586e5 100644
---- third_party/libwebrtc/rtc_base/system/warn_current_thread_is_deadlocked_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/system/warn_current_thread_is_deadlocked_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
- DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
- DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
- DEFINES["RTC_ENABLE_VP9"] = True
-+DEFINES["USE_GLIB"] = "1"
-+DEFINES["USE_OZONE"] = "1"
-+DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
- DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
- DEFINES["WEBRTC_LIBRARY_IMPL"] = True
- DEFINES["WEBRTC_MOZILLA_BUILD"] = True
- DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
-+DEFINES["WEBRTC_POSIX"] = True
-+DEFINES["_FILE_OFFSET_BITS"] = "64"
-+DEFINES["_LARGEFILE64_SOURCE"] = True
-+DEFINES["_LARGEFILE_SOURCE"] = True
-+DEFINES["__STDC_CONSTANT_MACROS"] = True
-+DEFINES["__STDC_FORMAT_MACROS"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
- FINAL_LIBRARY = "webrtc"
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
- if CONFIG["MOZ_DEBUG"] == "1":
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["USE_X11"] = "1"
  
-     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+ Library("weak_ptr_gn")
+diff --git third_party/libwebrtc/rtc_base/win/create_direct3d_device_gn/moz.build third_party/libwebrtc/rtc_base/win/create_direct3d_device_gn/moz.build
+deleted file mode 100644
+index d5882af2bb01..000000000000
+--- third_party/libwebrtc/rtc_base/win/create_direct3d_device_gn/moz.build
++++ /dev/null
+@@ -1,84 +0,0 @@
+-# This Source Code Form is subject to the terms of the Mozilla Public
+-# License, v. 2.0. If a copy of the MPL was not distributed with this
+-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
 -
--if CONFIG["OS_TARGET"] == "Android":
 -
--    DEFINES["ANDROID"] = True
--    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
--    DEFINES["HAVE_SYS_UIO_H"] = True
--    DEFINES["WEBRTC_ANDROID"] = True
--    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_GNU_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
+-  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
+-  ### DO NOT edit it by hand.                                       ###
 -
--if CONFIG["OS_TARGET"] == "Darwin":
+-COMPILE_FLAGS["OS_INCLUDES"] = []
+-AllowCompilerWarnings()
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_MAC"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
--    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
+-DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+-DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-DEFINES["NOMINMAX"] = True
+-DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-DEFINES["PSAPI_VERSION"] = "2"
+-DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+-DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["UNICODE"] = True
+-DEFINES["USE_AURA"] = "1"
+-DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+-DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+-DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+-DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
+-DEFINES["WEBRTC_WIN"] = True
+-DEFINES["WIN32"] = True
+-DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-DEFINES["WINVER"] = "0x0A00"
+-DEFINES["_ATL_NO_OPENGL"] = True
+-DEFINES["_CRT_RAND_S"] = True
+-DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-DEFINES["_HAS_EXCEPTIONS"] = "0"
+-DEFINES["_HAS_NODISCARD"] = True
+-DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-DEFINES["_SECURE_ATL"] = True
+-DEFINES["_UNICODE"] = True
+-DEFINES["_WIN32_WINNT"] = "0x0A00"
+-DEFINES["_WINDOWS"] = True
+-DEFINES["__STD_C"] = True
 -
--if CONFIG["OS_TARGET"] == "Linux":
+-FINAL_LIBRARY = "webrtc"
 -
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_NSS_CERTS"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_UDEV"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--if CONFIG["OS_TARGET"] == "OpenBSD":
+-LOCAL_INCLUDES += [
+-    "!/ipc/ipdl/_ipdlheaders",
+-    "!/third_party/libwebrtc/gen",
+-    "/ipc/chromium/src",
+-    "/third_party/libwebrtc/",
+-    "/third_party/libwebrtc/third_party/abseil-cpp/",
+-    "/tools/profiler/public"
+-]
 -
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_X11"] = "1"
--    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
+-UNIFIED_SOURCES += [
+-    "/third_party/libwebrtc/rtc_base/win/create_direct3d_device.cc"
+-]
 -
--if CONFIG["OS_TARGET"] == "WINNT":
+-if not CONFIG["MOZ_DEBUG"]:
 -
--    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
--    DEFINES["NOMINMAX"] = True
--    DEFINES["NTDDI_VERSION"] = "0x0A000000"
--    DEFINES["PSAPI_VERSION"] = "2"
--    DEFINES["UNICODE"] = True
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_WIN"] = True
--    DEFINES["WIN32"] = True
--    DEFINES["WIN32_LEAN_AND_MEAN"] = True
--    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
--    DEFINES["WINVER"] = "0x0A00"
--    DEFINES["_ATL_NO_OPENGL"] = True
--    DEFINES["_CRT_RAND_S"] = True
--    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
--    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
--    DEFINES["_HAS_EXCEPTIONS"] = "0"
--    DEFINES["_HAS_NODISCARD"] = True
--    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
--    DEFINES["_SECURE_ATL"] = True
--    DEFINES["_UNICODE"] = True
--    DEFINES["_WIN32_WINNT"] = "0x0A00"
--    DEFINES["_WINDOWS"] = True
--    DEFINES["__STD_C"] = True
-+    DEFINES["_DEBUG"] = True
- 
- if CONFIG["CPU_ARCH"] == "aarch64":
- 
-     DEFINES["WEBRTC_ARCH_ARM64"] = True
-     DEFINES["WEBRTC_HAS_NEON"] = True
- 
--if CONFIG["CPU_ARCH"] == "arm":
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+-    DEFINES["NDEBUG"] = True
+-    DEFINES["NVALGRIND"] = True
 -
--    DEFINES["WEBRTC_ARCH_ARM"] = True
--    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-if CONFIG["MOZ_DEBUG"] == "1":
+-
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["CPU_ARCH"] == "aarch64":
+-
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-if CONFIG["CPU_ARCH"] == "x86":
 -
--    DEFINES["_DEBUG"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-if CONFIG["CPU_ARCH"] == "x86_64":
 -
--    DEFINES["_DEBUG"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-Library("create_direct3d_device_gn")
+diff --git third_party/libwebrtc/rtc_base/win/get_activation_factory_gn/moz.build third_party/libwebrtc/rtc_base/win/get_activation_factory_gn/moz.build
+deleted file mode 100644
+index d2449d9860b7..000000000000
+--- third_party/libwebrtc/rtc_base/win/get_activation_factory_gn/moz.build
++++ /dev/null
+@@ -1,84 +0,0 @@
+-# This Source Code Form is subject to the terms of the Mozilla Public
+-# License, v. 2.0. If a copy of the MPL was not distributed with this
+-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
 -
--    DEFINES["_DEBUG"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
+-  ### DO NOT edit it by hand.                                       ###
 -
--    DEFINES["_DEBUG"] = True
+-COMPILE_FLAGS["OS_INCLUDES"] = []
+-AllowCompilerWarnings()
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+-DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-DEFINES["NOMINMAX"] = True
+-DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-DEFINES["PSAPI_VERSION"] = "2"
+-DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+-DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["UNICODE"] = True
+-DEFINES["USE_AURA"] = "1"
+-DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+-DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+-DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+-DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
+-DEFINES["WEBRTC_WIN"] = True
+-DEFINES["WIN32"] = True
+-DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-DEFINES["WINVER"] = "0x0A00"
+-DEFINES["_ATL_NO_OPENGL"] = True
+-DEFINES["_CRT_RAND_S"] = True
+-DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-DEFINES["_HAS_EXCEPTIONS"] = "0"
+-DEFINES["_HAS_NODISCARD"] = True
+-DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-DEFINES["_SECURE_ATL"] = True
+-DEFINES["_UNICODE"] = True
+-DEFINES["_WIN32_WINNT"] = "0x0A00"
+-DEFINES["_WINDOWS"] = True
+-DEFINES["__STD_C"] = True
 -
--    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-FINAL_LIBRARY = "webrtc"
 -
--if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
--    OS_LIBS += [
--        "android_support",
--        "unwind"
--    ]
+-LOCAL_INCLUDES += [
+-    "!/ipc/ipdl/_ipdlheaders",
+-    "!/third_party/libwebrtc/gen",
+-    "/ipc/chromium/src",
+-    "/third_party/libwebrtc/",
+-    "/third_party/libwebrtc/third_party/abseil-cpp/",
+-    "/tools/profiler/public"
+-]
 -
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-UNIFIED_SOURCES += [
+-    "/third_party/libwebrtc/rtc_base/win/get_activation_factory.cc"
+-]
 -
--    OS_LIBS += [
--        "android_support"
--    ]
+-if not CONFIG["MOZ_DEBUG"]:
 -
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+-    DEFINES["NDEBUG"] = True
+-    DEFINES["NVALGRIND"] = True
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
+-if CONFIG["MOZ_DEBUG"] == "1":
 -
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
+-if CONFIG["CPU_ARCH"] == "aarch64":
 -
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["CPU_ARCH"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
 -
- Library("warn_current_thread_is_deadlocked_gn")
-diff --git third_party/libwebrtc/rtc_base/task_utils/repeating_task_gn/moz.build third_party/libwebrtc/rtc_base/task_utils/repeating_task_gn/moz.build
-index 46a6acae4497..06150956fbb0 100644
---- third_party/libwebrtc/rtc_base/task_utils/repeating_task_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/task_utils/repeating_task_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
- DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
- DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
- DEFINES["RTC_ENABLE_VP9"] = True
-+DEFINES["USE_GLIB"] = "1"
-+DEFINES["USE_OZONE"] = "1"
-+DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
- DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
- DEFINES["WEBRTC_LIBRARY_IMPL"] = True
- DEFINES["WEBRTC_MOZILLA_BUILD"] = True
- DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
-+DEFINES["WEBRTC_POSIX"] = True
-+DEFINES["_FILE_OFFSET_BITS"] = "64"
-+DEFINES["_LARGEFILE64_SOURCE"] = True
-+DEFINES["_LARGEFILE_SOURCE"] = True
-+DEFINES["__STDC_CONSTANT_MACROS"] = True
-+DEFINES["__STDC_FORMAT_MACROS"] = True
- 
- FINAL_LIBRARY = "webrtc"
- 
-@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
- if CONFIG["MOZ_DEBUG"] == "1":
- 
-     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-Library("get_activation_factory_gn")
+diff --git third_party/libwebrtc/rtc_base/win/hstring_gn/moz.build third_party/libwebrtc/rtc_base/win/hstring_gn/moz.build
+deleted file mode 100644
+index 3a495f5b6ca0..000000000000
+--- third_party/libwebrtc/rtc_base/win/hstring_gn/moz.build
++++ /dev/null
+@@ -1,84 +0,0 @@
+-# This Source Code Form is subject to the terms of the Mozilla Public
+-# License, v. 2.0. If a copy of the MPL was not distributed with this
+-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
 -
--if CONFIG["OS_TARGET"] == "Android":
 -
--    DEFINES["ANDROID"] = True
--    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
--    DEFINES["HAVE_SYS_UIO_H"] = True
--    DEFINES["WEBRTC_ANDROID"] = True
--    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_GNU_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
+-  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
+-  ### DO NOT edit it by hand.                                       ###
 -
--    OS_LIBS += [
--        "log"
--    ]
+-COMPILE_FLAGS["OS_INCLUDES"] = []
+-AllowCompilerWarnings()
 -
--if CONFIG["OS_TARGET"] == "Darwin":
+-DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+-DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-DEFINES["NOMINMAX"] = True
+-DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-DEFINES["PSAPI_VERSION"] = "2"
+-DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+-DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["UNICODE"] = True
+-DEFINES["USE_AURA"] = "1"
+-DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+-DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+-DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+-DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
+-DEFINES["WEBRTC_WIN"] = True
+-DEFINES["WIN32"] = True
+-DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-DEFINES["WINVER"] = "0x0A00"
+-DEFINES["_ATL_NO_OPENGL"] = True
+-DEFINES["_CRT_RAND_S"] = True
+-DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-DEFINES["_HAS_EXCEPTIONS"] = "0"
+-DEFINES["_HAS_NODISCARD"] = True
+-DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-DEFINES["_SECURE_ATL"] = True
+-DEFINES["_UNICODE"] = True
+-DEFINES["_WIN32_WINNT"] = "0x0A00"
+-DEFINES["_WINDOWS"] = True
+-DEFINES["__STD_C"] = True
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_MAC"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
--    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
+-FINAL_LIBRARY = "webrtc"
 -
--if CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_NSS_CERTS"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_UDEV"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
+-LOCAL_INCLUDES += [
+-    "!/ipc/ipdl/_ipdlheaders",
+-    "!/third_party/libwebrtc/gen",
+-    "/ipc/chromium/src",
+-    "/third_party/libwebrtc/",
+-    "/third_party/libwebrtc/third_party/abseil-cpp/",
+-    "/tools/profiler/public"
+-]
 -
--    OS_LIBS += [
--        "rt"
--    ]
+-SOURCES += [
+-    "/third_party/libwebrtc/rtc_base/win/hstring.cc"
+-]
 -
--if CONFIG["OS_TARGET"] == "OpenBSD":
+-if not CONFIG["MOZ_DEBUG"]:
 -
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_X11"] = "1"
--    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--if CONFIG["OS_TARGET"] == "WINNT":
--
--    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
--    DEFINES["NOMINMAX"] = True
--    DEFINES["NTDDI_VERSION"] = "0x0A000000"
--    DEFINES["PSAPI_VERSION"] = "2"
--    DEFINES["UNICODE"] = True
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_WIN"] = True
--    DEFINES["WIN32"] = True
--    DEFINES["WIN32_LEAN_AND_MEAN"] = True
--    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
--    DEFINES["WINVER"] = "0x0A00"
--    DEFINES["_ATL_NO_OPENGL"] = True
--    DEFINES["_CRT_RAND_S"] = True
--    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
--    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
--    DEFINES["_HAS_EXCEPTIONS"] = "0"
--    DEFINES["_HAS_NODISCARD"] = True
--    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
--    DEFINES["_SECURE_ATL"] = True
--    DEFINES["_UNICODE"] = True
--    DEFINES["_WIN32_WINNT"] = "0x0A00"
--    DEFINES["_WINDOWS"] = True
--    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
-+    DEFINES["_DEBUG"] = True
- 
- if CONFIG["CPU_ARCH"] == "aarch64":
- 
-     DEFINES["WEBRTC_ARCH_ARM64"] = True
-     DEFINES["WEBRTC_HAS_NEON"] = True
- 
--if CONFIG["CPU_ARCH"] == "arm":
--
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
--    DEFINES["WEBRTC_ARCH_ARM"] = True
--    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
--    DEFINES["WEBRTC_HAS_NEON"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
--
--    DEFINES["_DEBUG"] = True
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+-    DEFINES["NDEBUG"] = True
+-    DEFINES["NVALGRIND"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-if CONFIG["MOZ_DEBUG"] == "1":
 -
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
--if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
--
--    OS_LIBS += [
--        "android_support",
--        "unwind"
--    ]
--
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
--
--    OS_LIBS += [
--        "android_support"
--    ]
--
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
- Library("repeating_task_gn")
-diff --git third_party/libwebrtc/rtc_base/third_party/base64/base64_gn/moz.build third_party/libwebrtc/rtc_base/third_party/base64/base64_gn/moz.build
-index c123810d56dc..a4bd3ae0e8d0 100644
---- third_party/libwebrtc/rtc_base/third_party/base64/base64_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/third_party/base64/base64_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
- DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
- DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
- DEFINES["RTC_ENABLE_VP9"] = True
-+DEFINES["USE_GLIB"] = "1"
-+DEFINES["USE_OZONE"] = "1"
-+DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
- DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
- DEFINES["WEBRTC_LIBRARY_IMPL"] = True
- DEFINES["WEBRTC_MOZILLA_BUILD"] = True
- DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
-+DEFINES["WEBRTC_POSIX"] = True
-+DEFINES["_FILE_OFFSET_BITS"] = "64"
-+DEFINES["_LARGEFILE64_SOURCE"] = True
-+DEFINES["_LARGEFILE_SOURCE"] = True
-+DEFINES["__STDC_CONSTANT_MACROS"] = True
-+DEFINES["__STDC_FORMAT_MACROS"] = True
- 
- FINAL_LIBRARY = "webrtc"
- 
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
- if CONFIG["MOZ_DEBUG"] == "1":
- 
-     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
--
--if CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["ANDROID"] = True
--    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
--    DEFINES["HAVE_SYS_UIO_H"] = True
--    DEFINES["WEBRTC_ANDROID"] = True
--    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_GNU_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--    OS_LIBS += [
--        "log"
--    ]
--
--if CONFIG["OS_TARGET"] == "Darwin":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_MAC"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
--    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--if CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_NSS_CERTS"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_UDEV"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--if CONFIG["OS_TARGET"] == "OpenBSD":
--
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_X11"] = "1"
--    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--if CONFIG["OS_TARGET"] == "WINNT":
--
--    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
--    DEFINES["NOMINMAX"] = True
--    DEFINES["NTDDI_VERSION"] = "0x0A000000"
--    DEFINES["PSAPI_VERSION"] = "2"
--    DEFINES["UNICODE"] = True
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_WIN"] = True
--    DEFINES["WIN32"] = True
--    DEFINES["WIN32_LEAN_AND_MEAN"] = True
--    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
--    DEFINES["WINVER"] = "0x0A00"
--    DEFINES["_ATL_NO_OPENGL"] = True
--    DEFINES["_CRT_RAND_S"] = True
--    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
--    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
--    DEFINES["_HAS_EXCEPTIONS"] = "0"
--    DEFINES["_HAS_NODISCARD"] = True
--    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
--    DEFINES["_SECURE_ATL"] = True
--    DEFINES["_UNICODE"] = True
--    DEFINES["_WIN32_WINNT"] = "0x0A00"
--    DEFINES["_WINDOWS"] = True
--    DEFINES["__STD_C"] = True
-+    DEFINES["_DEBUG"] = True
- 
- if CONFIG["CPU_ARCH"] == "aarch64":
- 
-     DEFINES["WEBRTC_ARCH_ARM64"] = True
-     DEFINES["WEBRTC_HAS_NEON"] = True
- 
--if CONFIG["CPU_ARCH"] == "arm":
--
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
+-if CONFIG["CPU_ARCH"] == "aarch64":
 -
--    DEFINES["WEBRTC_ARCH_ARM"] = True
--    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
--
--    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
--
--if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
--
--    OS_LIBS += [
--        "android_support",
--        "unwind"
--    ]
--
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
--
--    OS_LIBS += [
--        "android_support"
--    ]
--
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
- Library("base64_gn")
-diff --git third_party/libwebrtc/rtc_base/third_party/sigslot/sigslot_gn/moz.build third_party/libwebrtc/rtc_base/third_party/sigslot/sigslot_gn/moz.build
-index 7d7f8864f3e8..f51bf20a585b 100644
---- third_party/libwebrtc/rtc_base/third_party/sigslot/sigslot_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/third_party/sigslot/sigslot_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
- DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
- DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
- DEFINES["RTC_ENABLE_VP9"] = True
-+DEFINES["USE_GLIB"] = "1"
-+DEFINES["USE_OZONE"] = "1"
-+DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
- DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
- DEFINES["WEBRTC_LIBRARY_IMPL"] = True
- DEFINES["WEBRTC_MOZILLA_BUILD"] = True
- DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
-+DEFINES["WEBRTC_POSIX"] = True
-+DEFINES["_FILE_OFFSET_BITS"] = "64"
-+DEFINES["_LARGEFILE64_SOURCE"] = True
-+DEFINES["_LARGEFILE_SOURCE"] = True
-+DEFINES["__STDC_CONSTANT_MACROS"] = True
-+DEFINES["__STDC_FORMAT_MACROS"] = True
- 
- FINAL_LIBRARY = "webrtc"
- 
-@@ -41,157 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
- if CONFIG["MOZ_DEBUG"] == "1":
- 
-     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
--
--if CONFIG["OS_TARGET"] == "Android":
+-if CONFIG["CPU_ARCH"] == "x86":
 -
--    DEFINES["ANDROID"] = True
--    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
--    DEFINES["HAVE_SYS_UIO_H"] = True
--    DEFINES["WEBRTC_ANDROID"] = True
--    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_GNU_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--if CONFIG["OS_TARGET"] == "Darwin":
+-if CONFIG["CPU_ARCH"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_MAC"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
--    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--if CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_NSS_CERTS"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_UDEV"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--if CONFIG["OS_TARGET"] == "OpenBSD":
--
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_X11"] = "1"
--    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--if CONFIG["OS_TARGET"] == "WINNT":
 -
--    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
--    DEFINES["NOMINMAX"] = True
--    DEFINES["NTDDI_VERSION"] = "0x0A000000"
--    DEFINES["PSAPI_VERSION"] = "2"
--    DEFINES["UNICODE"] = True
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_WIN"] = True
--    DEFINES["WIN32"] = True
--    DEFINES["WIN32_LEAN_AND_MEAN"] = True
--    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
--    DEFINES["WINVER"] = "0x0A00"
--    DEFINES["_ATL_NO_OPENGL"] = True
--    DEFINES["_CRT_RAND_S"] = True
--    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
--    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
--    DEFINES["_HAS_EXCEPTIONS"] = "0"
--    DEFINES["_HAS_NODISCARD"] = True
--    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
--    DEFINES["_SECURE_ATL"] = True
--    DEFINES["_UNICODE"] = True
--    DEFINES["_WIN32_WINNT"] = "0x0A00"
--    DEFINES["_WINDOWS"] = True
--    DEFINES["__STD_C"] = True
-+    DEFINES["_DEBUG"] = True
- 
- if CONFIG["CPU_ARCH"] == "aarch64":
- 
-     DEFINES["WEBRTC_ARCH_ARM64"] = True
-     DEFINES["WEBRTC_HAS_NEON"] = True
- 
--if CONFIG["CPU_ARCH"] == "arm":
+-Library("hstring_gn")
+diff --git third_party/libwebrtc/rtc_base/win/windows_version_gn/moz.build third_party/libwebrtc/rtc_base/win/windows_version_gn/moz.build
+deleted file mode 100644
+index 88dc67ea4893..000000000000
+--- third_party/libwebrtc/rtc_base/win/windows_version_gn/moz.build
++++ /dev/null
+@@ -1,84 +0,0 @@
+-# This Source Code Form is subject to the terms of the Mozilla Public
+-# License, v. 2.0. If a copy of the MPL was not distributed with this
+-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
 -
--    DEFINES["WEBRTC_ARCH_ARM"] = True
--    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
--    DEFINES["WEBRTC_HAS_NEON"] = True
+-  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
+-  ### DO NOT edit it by hand.                                       ###
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-COMPILE_FLAGS["OS_INCLUDES"] = []
+-AllowCompilerWarnings()
 -
--    DEFINES["_DEBUG"] = True
+-DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+-DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-DEFINES["NOMINMAX"] = True
+-DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-DEFINES["PSAPI_VERSION"] = "2"
+-DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+-DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["UNICODE"] = True
+-DEFINES["USE_AURA"] = "1"
+-DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+-DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+-DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+-DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
+-DEFINES["WEBRTC_WIN"] = True
+-DEFINES["WIN32"] = True
+-DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-DEFINES["WINVER"] = "0x0A00"
+-DEFINES["_ATL_NO_OPENGL"] = True
+-DEFINES["_CRT_RAND_S"] = True
+-DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-DEFINES["_HAS_EXCEPTIONS"] = "0"
+-DEFINES["_HAS_NODISCARD"] = True
+-DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-DEFINES["_SECURE_ATL"] = True
+-DEFINES["_UNICODE"] = True
+-DEFINES["_WIN32_WINNT"] = "0x0A00"
+-DEFINES["_WINDOWS"] = True
+-DEFINES["__STD_C"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-FINAL_LIBRARY = "webrtc"
 -
--    DEFINES["_DEBUG"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-LOCAL_INCLUDES += [
+-    "!/ipc/ipdl/_ipdlheaders",
+-    "!/third_party/libwebrtc/gen",
+-    "/ipc/chromium/src",
+-    "/third_party/libwebrtc/",
+-    "/third_party/libwebrtc/third_party/abseil-cpp/",
+-    "/tools/profiler/public"
+-]
 -
--    DEFINES["_DEBUG"] = True
+-UNIFIED_SOURCES += [
+-    "/third_party/libwebrtc/rtc_base/win/windows_version.cc"
+-]
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-if not CONFIG["MOZ_DEBUG"]:
 -
--    DEFINES["_DEBUG"] = True
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+-    DEFINES["NDEBUG"] = True
+-    DEFINES["NVALGRIND"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-if CONFIG["MOZ_DEBUG"] == "1":
 -
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
--if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
--
--    OS_LIBS += [
--        "android_support",
--        "unwind"
--    ]
--
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
--
--    OS_LIBS += [
--        "android_support"
--    ]
--
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
- Library("sigslot_gn")
-diff --git third_party/libwebrtc/rtc_base/threading_gn/moz.build third_party/libwebrtc/rtc_base/threading_gn/moz.build
-index 56207997aec8..903dc4e0bb74 100644
---- third_party/libwebrtc/rtc_base/threading_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/threading_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
- DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
- DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
- DEFINES["RTC_ENABLE_VP9"] = True
-+DEFINES["USE_GLIB"] = "1"
-+DEFINES["USE_OZONE"] = "1"
-+DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
- DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
- DEFINES["WEBRTC_LIBRARY_IMPL"] = True
- DEFINES["WEBRTC_MOZILLA_BUILD"] = True
- DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
-+DEFINES["WEBRTC_POSIX"] = True
-+DEFINES["_FILE_OFFSET_BITS"] = "64"
-+DEFINES["_LARGEFILE64_SOURCE"] = True
-+DEFINES["_LARGEFILE_SOURCE"] = True
-+DEFINES["__STDC_CONSTANT_MACROS"] = True
-+DEFINES["__STDC_FORMAT_MACROS"] = True
- 
- FINAL_LIBRARY = "webrtc"
- 
-@@ -47,169 +57,15 @@ if not CONFIG["MOZ_DEBUG"]:
- if CONFIG["MOZ_DEBUG"] == "1":
- 
-     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
--
--if CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["ANDROID"] = True
--    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
--    DEFINES["HAVE_SYS_UIO_H"] = True
--    DEFINES["WEBRTC_ANDROID"] = True
--    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_GNU_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--    OS_LIBS += [
--        "GLESv2",
--        "log"
--    ]
--
--if CONFIG["OS_TARGET"] == "Darwin":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_MAC"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
--    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--if CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_NSS_CERTS"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_UDEV"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--if CONFIG["OS_TARGET"] == "OpenBSD":
--
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_X11"] = "1"
--    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--if CONFIG["OS_TARGET"] == "WINNT":
--
--    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
--    DEFINES["NOMINMAX"] = True
--    DEFINES["NTDDI_VERSION"] = "0x0A000000"
--    DEFINES["PSAPI_VERSION"] = "2"
--    DEFINES["UNICODE"] = True
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_WIN"] = True
--    DEFINES["WIN32"] = True
--    DEFINES["WIN32_LEAN_AND_MEAN"] = True
--    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
--    DEFINES["WINVER"] = "0x0A00"
--    DEFINES["_ATL_NO_OPENGL"] = True
--    DEFINES["_CRT_RAND_S"] = True
--    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
--    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
--    DEFINES["_HAS_EXCEPTIONS"] = "0"
--    DEFINES["_HAS_NODISCARD"] = True
--    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
--    DEFINES["_SECURE_ATL"] = True
--    DEFINES["_UNICODE"] = True
--    DEFINES["_WIN32_WINNT"] = "0x0A00"
--    DEFINES["_WINDOWS"] = True
--    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
-+    DEFINES["_DEBUG"] = True
- 
- if CONFIG["CPU_ARCH"] == "aarch64":
- 
-     DEFINES["WEBRTC_ARCH_ARM64"] = True
-     DEFINES["WEBRTC_HAS_NEON"] = True
- 
--if CONFIG["CPU_ARCH"] == "arm":
--
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
+-if CONFIG["CPU_ARCH"] == "aarch64":
 -
--    DEFINES["WEBRTC_ARCH_ARM"] = True
--    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
--
--    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
--
--if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
--
--    OS_LIBS += [
--        "android_support",
--        "unwind"
--    ]
--
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
--
--    OS_LIBS += [
--        "android_support"
--    ]
--
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
- Library("threading_gn")
-diff --git third_party/libwebrtc/rtc_base/time/timestamp_extrapolator_gn/moz.build third_party/libwebrtc/rtc_base/time/timestamp_extrapolator_gn/moz.build
-index af464b00bdd8..4e0d38f5dbd5 100644
---- third_party/libwebrtc/rtc_base/time/timestamp_extrapolator_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/time/timestamp_extrapolator_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
- DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
- DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
- DEFINES["RTC_ENABLE_VP9"] = True
-+DEFINES["USE_GLIB"] = "1"
-+DEFINES["USE_OZONE"] = "1"
-+DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
- DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
- DEFINES["WEBRTC_LIBRARY_IMPL"] = True
- DEFINES["WEBRTC_MOZILLA_BUILD"] = True
- DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
-+DEFINES["WEBRTC_POSIX"] = True
-+DEFINES["_FILE_OFFSET_BITS"] = "64"
-+DEFINES["_LARGEFILE64_SOURCE"] = True
-+DEFINES["_LARGEFILE_SOURCE"] = True
-+DEFINES["__STDC_CONSTANT_MACROS"] = True
-+DEFINES["__STDC_FORMAT_MACROS"] = True
- 
- FINAL_LIBRARY = "webrtc"
- 
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
- if CONFIG["MOZ_DEBUG"] == "1":
- 
-     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
--
--if CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["ANDROID"] = True
--    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
--    DEFINES["HAVE_SYS_UIO_H"] = True
--    DEFINES["WEBRTC_ANDROID"] = True
--    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_GNU_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--    OS_LIBS += [
--        "log"
--    ]
--
--if CONFIG["OS_TARGET"] == "Darwin":
+-if CONFIG["CPU_ARCH"] == "x86":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_MAC"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
--    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--if CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["CPU_ARCH"] == "x86_64":
 -
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_NSS_CERTS"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_UDEV"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--if CONFIG["OS_TARGET"] == "OpenBSD":
--
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_X11"] = "1"
--    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--if CONFIG["OS_TARGET"] == "WINNT":
--
--    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
--    DEFINES["NOMINMAX"] = True
--    DEFINES["NTDDI_VERSION"] = "0x0A000000"
--    DEFINES["PSAPI_VERSION"] = "2"
--    DEFINES["UNICODE"] = True
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_WIN"] = True
--    DEFINES["WIN32"] = True
--    DEFINES["WIN32_LEAN_AND_MEAN"] = True
--    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
--    DEFINES["WINVER"] = "0x0A00"
--    DEFINES["_ATL_NO_OPENGL"] = True
--    DEFINES["_CRT_RAND_S"] = True
--    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
--    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
--    DEFINES["_HAS_EXCEPTIONS"] = "0"
--    DEFINES["_HAS_NODISCARD"] = True
--    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
--    DEFINES["_SECURE_ATL"] = True
--    DEFINES["_UNICODE"] = True
--    DEFINES["_WIN32_WINNT"] = "0x0A00"
--    DEFINES["_WINDOWS"] = True
--    DEFINES["__STD_C"] = True
-+    DEFINES["_DEBUG"] = True
- 
- if CONFIG["CPU_ARCH"] == "aarch64":
- 
-     DEFINES["WEBRTC_ARCH_ARM64"] = True
-     DEFINES["WEBRTC_HAS_NEON"] = True
- 
--if CONFIG["CPU_ARCH"] == "arm":
--
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
--    DEFINES["WEBRTC_ARCH_ARM"] = True
--    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
--    DEFINES["WEBRTC_HAS_NEON"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-Library("windows_version_gn")
+diff --git third_party/libwebrtc/rtc_base/win32_gn/moz.build third_party/libwebrtc/rtc_base/win32_gn/moz.build
+deleted file mode 100644
+index 656bd4014be6..000000000000
+--- third_party/libwebrtc/rtc_base/win32_gn/moz.build
++++ /dev/null
+@@ -1,93 +0,0 @@
+-# This Source Code Form is subject to the terms of the Mozilla Public
+-# License, v. 2.0. If a copy of the MPL was not distributed with this
+-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
 -
--    DEFINES["_DEBUG"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
+-  ### DO NOT edit it by hand.                                       ###
 -
--    DEFINES["_DEBUG"] = True
+-COMPILE_FLAGS["OS_INCLUDES"] = []
+-AllowCompilerWarnings()
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+-DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-DEFINES["NOMINMAX"] = True
+-DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-DEFINES["PSAPI_VERSION"] = "2"
+-DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+-DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["UNICODE"] = True
+-DEFINES["USE_AURA"] = "1"
+-DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+-DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+-DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+-DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
+-DEFINES["WEBRTC_WIN"] = True
+-DEFINES["WIN32"] = True
+-DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-DEFINES["WINVER"] = "0x0A00"
+-DEFINES["_ATL_NO_OPENGL"] = True
+-DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
+-DEFINES["_CRT_RAND_S"] = True
+-DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-DEFINES["_HAS_EXCEPTIONS"] = "0"
+-DEFINES["_HAS_NODISCARD"] = True
+-DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-DEFINES["_SECURE_ATL"] = True
+-DEFINES["_UNICODE"] = True
+-DEFINES["_WIN32_WINNT"] = "0x0A00"
+-DEFINES["_WINDOWS"] = True
+-DEFINES["__STD_C"] = True
 -
--    DEFINES["_DEBUG"] = True
+-FINAL_LIBRARY = "webrtc"
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
--    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-LOCAL_INCLUDES += [
+-    "!/ipc/ipdl/_ipdlheaders",
+-    "!/third_party/libwebrtc/gen",
+-    "/ipc/chromium/src",
+-    "/third_party/libwebrtc/",
+-    "/third_party/libwebrtc/third_party/abseil-cpp/",
+-    "/tools/profiler/public"
+-]
 -
--if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-OS_LIBS += [
+-    "crypt32",
+-    "iphlpapi",
+-    "secur32",
+-    "winmm"
+-]
 -
--    OS_LIBS += [
--        "android_support",
--        "unwind"
--    ]
+-UNIFIED_SOURCES += [
+-    "/third_party/libwebrtc/rtc_base/win32.cc",
+-    "/third_party/libwebrtc/rtc_base/win32_window.cc"
+-]
 -
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-if not CONFIG["MOZ_DEBUG"]:
 -
--    OS_LIBS += [
--        "android_support"
--    ]
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+-    DEFINES["NDEBUG"] = True
+-    DEFINES["NVALGRIND"] = True
 -
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["MOZ_DEBUG"] == "1":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["CPU_ARCH"] == "aarch64":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
 -
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["CPU_ARCH"] == "x86":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["CPU_ARCH"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
 -
- Library("timestamp_extrapolator_gn")
-diff --git third_party/libwebrtc/rtc_base/timestamp_aligner_gn/moz.build third_party/libwebrtc/rtc_base/timestamp_aligner_gn/moz.build
-index be466ada874c..f6723437f53d 100644
---- third_party/libwebrtc/rtc_base/timestamp_aligner_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/timestamp_aligner_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+-Library("win32_gn")
+diff --git third_party/libwebrtc/rtc_base/zero_memory_gn/moz.build third_party/libwebrtc/rtc_base/zero_memory_gn/moz.build
+index b186530b19c6..eaf3581aaff9 100644
+--- third_party/libwebrtc/rtc_base/zero_memory_gn/moz.build
++++ third_party/libwebrtc/rtc_base/zero_memory_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -80606,7 +85756,7 @@ index be466ada874c..f6723437f53d 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -80618,7 +85768,6 @@ index be466ada874c..f6723437f53d 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -80631,7 +85780,6 @@ index be466ada874c..f6723437f53d 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -80660,7 +85808,6 @@ index be466ada874c..f6723437f53d 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -80676,7 +85823,6 @@ index be466ada874c..f6723437f53d 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -80694,10 +85840,6 @@ index be466ada874c..f6723437f53d 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -80714,6 +85856,24 @@ index be466ada874c..f6723437f53d 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -80736,10 +85896,9 @@ index be466ada874c..f6723437f53d 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -80749,423 +85908,378 @@ index be466ada874c..f6723437f53d 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("timestamp_aligner_gn")
-diff --git third_party/libwebrtc/rtc_base/timeutils_gn/moz.build third_party/libwebrtc/rtc_base/timeutils_gn/moz.build
-index 782ed92c4944..dd49ac4f6a35 100644
---- third_party/libwebrtc/rtc_base/timeutils_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/timeutils_gn/moz.build
-@@ -12,11 +12,21 @@ AllowCompilerWarnings()
- DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
- DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
- DEFINES["RTC_ENABLE_VP9"] = True
-+DEFINES["USE_GLIB"] = "1"
-+DEFINES["USE_OZONE"] = "1"
-+DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
- DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
- DEFINES["WEBRTC_EXCLUDE_SYSTEM_TIME"] = True
- DEFINES["WEBRTC_LIBRARY_IMPL"] = True
- DEFINES["WEBRTC_MOZILLA_BUILD"] = True
- DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
-+DEFINES["WEBRTC_POSIX"] = True
-+DEFINES["_FILE_OFFSET_BITS"] = "64"
-+DEFINES["_LARGEFILE64_SOURCE"] = True
-+DEFINES["_LARGEFILE_SOURCE"] = True
-+DEFINES["__STDC_CONSTANT_MACROS"] = True
-+DEFINES["__STDC_FORMAT_MACROS"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
- FINAL_LIBRARY = "webrtc"
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
-@@ -43,165 +53,15 @@ if not CONFIG["MOZ_DEBUG"]:
- if CONFIG["MOZ_DEBUG"] == "1":
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["USE_X11"] = "1"
  
-     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+ Library("zero_memory_gn")
+diff --git third_party/libwebrtc/sdk/base_objc_gn/moz.build third_party/libwebrtc/sdk/base_objc_gn/moz.build
+deleted file mode 100644
+index 976c7fceb752..000000000000
+--- third_party/libwebrtc/sdk/base_objc_gn/moz.build
++++ /dev/null
+@@ -1,79 +0,0 @@
+-# This Source Code Form is subject to the terms of the Mozilla Public
+-# License, v. 2.0. If a copy of the MPL was not distributed with this
+-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
 -
--if CONFIG["OS_TARGET"] == "Android":
 -
--    DEFINES["ANDROID"] = True
--    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
--    DEFINES["HAVE_SYS_UIO_H"] = True
--    DEFINES["WEBRTC_ANDROID"] = True
--    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_GNU_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
+-  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
+-  ### DO NOT edit it by hand.                                       ###
 -
--    OS_LIBS += [
--        "log"
--    ]
+-CMFLAGS += [
+-    "-fobjc-arc"
+-]
 -
--if CONFIG["OS_TARGET"] == "Darwin":
+-CMMFLAGS += [
+-    "-fobjc-arc"
+-]
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_MAC"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
--    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
+-COMPILE_FLAGS["OS_INCLUDES"] = []
+-AllowCompilerWarnings()
 -
--if CONFIG["OS_TARGET"] == "Linux":
+-DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+-DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+-DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+-DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_MAC"] = True
+-DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+-DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+-DEFINES["WEBRTC_POSIX"] = True
+-DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
+-DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-DEFINES["__STDC_CONSTANT_MACROS"] = True
+-DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_NSS_CERTS"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_UDEV"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
+-FINAL_LIBRARY = "webrtc"
 -
--if CONFIG["OS_TARGET"] == "OpenBSD":
 -
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_X11"] = "1"
--    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
+-LOCAL_INCLUDES += [
+-    "!/ipc/ipdl/_ipdlheaders",
+-    "!/third_party/libwebrtc/gen",
+-    "/ipc/chromium/src",
+-    "/third_party/libwebrtc/",
+-    "/third_party/libwebrtc/sdk/objc/",
+-    "/third_party/libwebrtc/sdk/objc/base/",
+-    "/third_party/libwebrtc/third_party/abseil-cpp/",
+-    "/tools/profiler/public"
+-]
 -
--if CONFIG["OS_TARGET"] == "WINNT":
+-UNIFIED_SOURCES += [
+-    "/third_party/libwebrtc/sdk/objc/base/RTCEncodedImage.m",
+-    "/third_party/libwebrtc/sdk/objc/base/RTCLogging.mm",
+-    "/third_party/libwebrtc/sdk/objc/base/RTCVideoCapturer.m",
+-    "/third_party/libwebrtc/sdk/objc/base/RTCVideoCodecInfo.m",
+-    "/third_party/libwebrtc/sdk/objc/base/RTCVideoEncoderQpThresholds.m",
+-    "/third_party/libwebrtc/sdk/objc/base/RTCVideoEncoderSettings.m",
+-    "/third_party/libwebrtc/sdk/objc/base/RTCVideoFrame.mm"
+-]
 -
--    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
--    DEFINES["NOMINMAX"] = True
--    DEFINES["NTDDI_VERSION"] = "0x0A000000"
--    DEFINES["PSAPI_VERSION"] = "2"
--    DEFINES["UNICODE"] = True
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_WIN"] = True
--    DEFINES["WIN32"] = True
--    DEFINES["WIN32_LEAN_AND_MEAN"] = True
--    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
--    DEFINES["WINVER"] = "0x0A00"
--    DEFINES["_ATL_NO_OPENGL"] = True
--    DEFINES["_CRT_RAND_S"] = True
--    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
--    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
--    DEFINES["_HAS_EXCEPTIONS"] = "0"
--    DEFINES["_HAS_NODISCARD"] = True
--    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
--    DEFINES["_SECURE_ATL"] = True
--    DEFINES["_UNICODE"] = True
--    DEFINES["_WIN32_WINNT"] = "0x0A00"
--    DEFINES["_WINDOWS"] = True
--    DEFINES["__STD_C"] = True
+-if not CONFIG["MOZ_DEBUG"]:
 -
--    OS_LIBS += [
--        "winmm"
--    ]
-+    DEFINES["_DEBUG"] = True
- 
- if CONFIG["CPU_ARCH"] == "aarch64":
- 
-     DEFINES["WEBRTC_ARCH_ARM64"] = True
-     DEFINES["WEBRTC_HAS_NEON"] = True
- 
--if CONFIG["CPU_ARCH"] == "arm":
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+-    DEFINES["NDEBUG"] = True
+-    DEFINES["NVALGRIND"] = True
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
+-if CONFIG["MOZ_DEBUG"] == "1":
 -
--    DEFINES["WEBRTC_ARCH_ARM"] = True
--    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["CPU_ARCH"] == "aarch64":
+-
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-if CONFIG["CPU_ARCH"] == "x86_64":
 -
--    DEFINES["_DEBUG"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-Library("base_objc_gn")
+diff --git third_party/libwebrtc/sdk/helpers_objc_gn/moz.build third_party/libwebrtc/sdk/helpers_objc_gn/moz.build
+deleted file mode 100644
+index 7634e1aa7bb0..000000000000
+--- third_party/libwebrtc/sdk/helpers_objc_gn/moz.build
++++ /dev/null
+@@ -1,75 +0,0 @@
+-# This Source Code Form is subject to the terms of the Mozilla Public
+-# License, v. 2.0. If a copy of the MPL was not distributed with this
+-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
 -
--    DEFINES["_DEBUG"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
+-  ### DO NOT edit it by hand.                                       ###
 -
--    DEFINES["_DEBUG"] = True
+-CMFLAGS += [
+-    "-fobjc-arc"
+-]
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-CMMFLAGS += [
+-    "-fobjc-arc"
+-]
 -
--    DEFINES["_DEBUG"] = True
+-COMPILE_FLAGS["OS_INCLUDES"] = []
+-AllowCompilerWarnings()
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+-DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+-DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+-DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_MAC"] = True
+-DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+-DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+-DEFINES["WEBRTC_POSIX"] = True
+-DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
+-DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-DEFINES["__STDC_CONSTANT_MACROS"] = True
+-DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-FINAL_LIBRARY = "webrtc"
 -
--if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
--    OS_LIBS += [
--        "android_support",
--        "unwind"
--    ]
+-LOCAL_INCLUDES += [
+-    "!/ipc/ipdl/_ipdlheaders",
+-    "!/third_party/libwebrtc/gen",
+-    "/ipc/chromium/src",
+-    "/third_party/libwebrtc/",
+-    "/third_party/libwebrtc/sdk/objc/",
+-    "/third_party/libwebrtc/sdk/objc/base/",
+-    "/third_party/libwebrtc/third_party/abseil-cpp/",
+-    "/tools/profiler/public"
+-]
 -
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-UNIFIED_SOURCES += [
+-    "/third_party/libwebrtc/sdk/objc/helpers/AVCaptureSession+DevicePosition.mm",
+-    "/third_party/libwebrtc/sdk/objc/helpers/NSString+StdString.mm",
+-    "/third_party/libwebrtc/sdk/objc/helpers/RTCDispatcher.m"
+-]
 -
--    OS_LIBS += [
--        "android_support"
--    ]
+-if not CONFIG["MOZ_DEBUG"]:
 -
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+-    DEFINES["NDEBUG"] = True
+-    DEFINES["NVALGRIND"] = True
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
+-if CONFIG["MOZ_DEBUG"] == "1":
 -
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-    DEFINES["_DEBUG"] = True
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
+-if CONFIG["CPU_ARCH"] == "aarch64":
 -
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-Library("helpers_objc_gn")
+diff --git third_party/libwebrtc/sdk/videocapture_objc_gn/moz.build third_party/libwebrtc/sdk/videocapture_objc_gn/moz.build
+deleted file mode 100644
+index 64a7dbcb6366..000000000000
+--- third_party/libwebrtc/sdk/videocapture_objc_gn/moz.build
++++ /dev/null
+@@ -1,70 +0,0 @@
+-# This Source Code Form is subject to the terms of the Mozilla Public
+-# License, v. 2.0. If a copy of the MPL was not distributed with this
+-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
 -
- Library("timeutils_gn")
-diff --git third_party/libwebrtc/rtc_base/type_traits_gn/moz.build third_party/libwebrtc/rtc_base/type_traits_gn/moz.build
-index 18ffa6ea6955..e2ecd2648914 100644
---- third_party/libwebrtc/rtc_base/type_traits_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/type_traits_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
- DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
- DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
- DEFINES["RTC_ENABLE_VP9"] = True
-+DEFINES["USE_GLIB"] = "1"
-+DEFINES["USE_OZONE"] = "1"
-+DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
- DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
- DEFINES["WEBRTC_LIBRARY_IMPL"] = True
- DEFINES["WEBRTC_MOZILLA_BUILD"] = True
- DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
-+DEFINES["WEBRTC_POSIX"] = True
-+DEFINES["_FILE_OFFSET_BITS"] = "64"
-+DEFINES["_LARGEFILE64_SOURCE"] = True
-+DEFINES["_LARGEFILE_SOURCE"] = True
-+DEFINES["__STDC_CONSTANT_MACROS"] = True
-+DEFINES["__STDC_FORMAT_MACROS"] = True
- 
- FINAL_LIBRARY = "webrtc"
- 
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
- if CONFIG["MOZ_DEBUG"] == "1":
- 
-     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
+-  ### DO NOT edit it by hand.                                       ###
 -
--if CONFIG["OS_TARGET"] == "Android":
+-CMFLAGS += [
+-    "-fobjc-arc"
+-]
 -
--    DEFINES["ANDROID"] = True
--    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
--    DEFINES["HAVE_SYS_UIO_H"] = True
--    DEFINES["WEBRTC_ANDROID"] = True
--    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_GNU_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
+-COMPILE_FLAGS["OS_INCLUDES"] = []
+-AllowCompilerWarnings()
 -
--if CONFIG["OS_TARGET"] == "Darwin":
+-DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+-DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+-DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+-DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_MAC"] = True
+-DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+-DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+-DEFINES["WEBRTC_POSIX"] = True
+-DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
+-DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-DEFINES["__STDC_CONSTANT_MACROS"] = True
+-DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_MAC"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
--    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
+-FINAL_LIBRARY = "webrtc"
 -
--if CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_NSS_CERTS"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_UDEV"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
+-LOCAL_INCLUDES += [
+-    "!/ipc/ipdl/_ipdlheaders",
+-    "!/third_party/libwebrtc/gen",
+-    "/ipc/chromium/src",
+-    "/third_party/libwebrtc/",
+-    "/third_party/libwebrtc/sdk/objc/",
+-    "/third_party/libwebrtc/sdk/objc/base/",
+-    "/third_party/libwebrtc/third_party/abseil-cpp/",
+-    "/tools/profiler/public"
+-]
 -
--if CONFIG["OS_TARGET"] == "OpenBSD":
+-UNIFIED_SOURCES += [
+-    "/third_party/libwebrtc/sdk/objc/components/capturer/RTCCameraVideoCapturer.m",
+-    "/third_party/libwebrtc/sdk/objc/components/capturer/RTCFileVideoCapturer.m"
+-]
 -
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_X11"] = "1"
--    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
+-if not CONFIG["MOZ_DEBUG"]:
 -
--if CONFIG["OS_TARGET"] == "WINNT":
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+-    DEFINES["NDEBUG"] = True
+-    DEFINES["NVALGRIND"] = True
 -
--    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
--    DEFINES["NOMINMAX"] = True
--    DEFINES["NTDDI_VERSION"] = "0x0A000000"
--    DEFINES["PSAPI_VERSION"] = "2"
--    DEFINES["UNICODE"] = True
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_WIN"] = True
--    DEFINES["WIN32"] = True
--    DEFINES["WIN32_LEAN_AND_MEAN"] = True
--    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
--    DEFINES["WINVER"] = "0x0A00"
--    DEFINES["_ATL_NO_OPENGL"] = True
--    DEFINES["_CRT_RAND_S"] = True
--    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
--    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
--    DEFINES["_HAS_EXCEPTIONS"] = "0"
--    DEFINES["_HAS_NODISCARD"] = True
--    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
--    DEFINES["_SECURE_ATL"] = True
--    DEFINES["_UNICODE"] = True
--    DEFINES["_WIN32_WINNT"] = "0x0A00"
--    DEFINES["_WINDOWS"] = True
--    DEFINES["__STD_C"] = True
-+    DEFINES["_DEBUG"] = True
- 
- if CONFIG["CPU_ARCH"] == "aarch64":
- 
-     DEFINES["WEBRTC_ARCH_ARM64"] = True
-     DEFINES["WEBRTC_HAS_NEON"] = True
- 
--if CONFIG["CPU_ARCH"] == "arm":
+-if CONFIG["MOZ_DEBUG"] == "1":
 -
--    DEFINES["WEBRTC_ARCH_ARM"] = True
--    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
--    DEFINES["WEBRTC_HAS_NEON"] = True
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-    DEFINES["_DEBUG"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-if CONFIG["CPU_ARCH"] == "aarch64":
 -
--    DEFINES["_DEBUG"] = True
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-if CONFIG["CPU_ARCH"] == "x86_64":
 -
--    DEFINES["_DEBUG"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-Library("videocapture_objc_gn")
+diff --git third_party/libwebrtc/sdk/videoframebuffer_objc_gn/moz.build third_party/libwebrtc/sdk/videoframebuffer_objc_gn/moz.build
+deleted file mode 100644
+index dea03fa57466..000000000000
+--- third_party/libwebrtc/sdk/videoframebuffer_objc_gn/moz.build
++++ /dev/null
+@@ -1,73 +0,0 @@
+-# This Source Code Form is subject to the terms of the Mozilla Public
+-# License, v. 2.0. If a copy of the MPL was not distributed with this
+-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
 -
--    DEFINES["_DEBUG"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
+-  ### DO NOT edit it by hand.                                       ###
 -
--    DEFINES["_DEBUG"] = True
+-CMMFLAGS += [
+-    "-fobjc-arc"
+-]
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-COMPILE_FLAGS["OS_INCLUDES"] = []
+-AllowCompilerWarnings()
 -
--    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+-DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+-DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+-DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_MAC"] = True
+-DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+-DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+-DEFINES["WEBRTC_POSIX"] = True
+-DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
+-DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-DEFINES["__STDC_CONSTANT_MACROS"] = True
+-DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
+-FINAL_LIBRARY = "webrtc"
 -
--    OS_LIBS += [
--        "android_support",
--        "unwind"
--    ]
 -
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-LOCAL_INCLUDES += [
+-    "!/ipc/ipdl/_ipdlheaders",
+-    "!/third_party/libwebrtc/gen",
+-    "/ipc/chromium/src",
+-    "/media/libyuv/",
+-    "/media/libyuv/libyuv/include/",
+-    "/third_party/libwebrtc/",
+-    "/third_party/libwebrtc/sdk/objc/",
+-    "/third_party/libwebrtc/sdk/objc/base/",
+-    "/third_party/libwebrtc/third_party/abseil-cpp/",
+-    "/tools/profiler/public"
+-]
 -
--    OS_LIBS += [
--        "android_support"
--    ]
+-UNIFIED_SOURCES += [
+-    "/third_party/libwebrtc/sdk/objc/api/video_frame_buffer/RTCNativeI420Buffer.mm",
+-    "/third_party/libwebrtc/sdk/objc/api/video_frame_buffer/RTCNativeMutableI420Buffer.mm",
+-    "/third_party/libwebrtc/sdk/objc/components/video_frame_buffer/RTCCVPixelBuffer.mm"
+-]
 -
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
+-if not CONFIG["MOZ_DEBUG"]:
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
+-    DEFINES["NDEBUG"] = True
+-    DEFINES["NVALGRIND"] = True
 -
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["MOZ_DEBUG"] == "1":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-    DEFINES["_DEBUG"] = True
 -
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["CPU_ARCH"] == "aarch64":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["WEBRTC_ARCH_ARM64"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
 -
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["CPU_ARCH"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["_GNU_SOURCE"] = True
 -
- Library("type_traits_gn")
-diff --git third_party/libwebrtc/rtc_base/units/unit_base_gn/moz.build third_party/libwebrtc/rtc_base/units/unit_base_gn/moz.build
-index 16a72f40d74b..f0d8aac6e18f 100644
---- third_party/libwebrtc/rtc_base/units/unit_base_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/units/unit_base_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+-Library("videoframebuffer_objc_gn")
+diff --git third_party/libwebrtc/system_wrappers/denormal_disabler_gn/moz.build third_party/libwebrtc/system_wrappers/denormal_disabler_gn/moz.build
+index 10482ec2ea89..064ddd6f7ea0 100644
+--- third_party/libwebrtc/system_wrappers/denormal_disabler_gn/moz.build
++++ third_party/libwebrtc/system_wrappers/denormal_disabler_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -81174,7 +86288,7 @@ index 16a72f40d74b..f0d8aac6e18f 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,157 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -81186,7 +86300,6 @@ index 16a72f40d74b..f0d8aac6e18f 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -81199,7 +86312,6 @@ index 16a72f40d74b..f0d8aac6e18f 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -81228,7 +86340,6 @@ index 16a72f40d74b..f0d8aac6e18f 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -81244,7 +86355,6 @@ index 16a72f40d74b..f0d8aac6e18f 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -81271,9 +86381,31 @@ index 16a72f40d74b..f0d8aac6e18f 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -81296,10 +86428,9 @@ index 16a72f40d74b..f0d8aac6e18f 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -81309,48 +86440,57 @@ index 16a72f40d74b..f0d8aac6e18f 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("unit_base_gn")
-diff --git third_party/libwebrtc/rtc_base/untyped_function_gn/moz.build third_party/libwebrtc/rtc_base/untyped_function_gn/moz.build
-index b0f228c1463d..87020062c90b 100644
---- third_party/libwebrtc/rtc_base/untyped_function_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/untyped_function_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("denormal_disabler_gn")
+diff --git third_party/libwebrtc/system_wrappers/field_trial_gn/moz.build third_party/libwebrtc/system_wrappers/field_trial_gn/moz.build
+index 9bbb11725944..53f2c83c65cc 100644
+--- third_party/libwebrtc/system_wrappers/field_trial_gn/moz.build
++++ third_party/libwebrtc/system_wrappers/field_trial_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -81359,7 +86499,7 @@ index b0f228c1463d..87020062c90b 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,153 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -81371,16 +86511,18 @@ index b0f228c1463d..87020062c90b 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -81409,7 +86551,6 @@ index b0f228c1463d..87020062c90b 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -81425,7 +86566,6 @@ index b0f228c1463d..87020062c90b 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -81443,6 +86583,10 @@ index b0f228c1463d..87020062c90b 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -81452,9 +86596,31 @@ index b0f228c1463d..87020062c90b 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -81477,10 +86643,9 @@ index b0f228c1463d..87020062c90b 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -81490,48 +86655,57 @@ index b0f228c1463d..87020062c90b 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("untyped_function_gn")
-diff --git third_party/libwebrtc/rtc_base/weak_ptr_gn/moz.build third_party/libwebrtc/rtc_base/weak_ptr_gn/moz.build
-index 11b148352fb2..bd171a928126 100644
---- third_party/libwebrtc/rtc_base/weak_ptr_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/weak_ptr_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("field_trial_gn")
+diff --git third_party/libwebrtc/system_wrappers/metrics_gn/moz.build third_party/libwebrtc/system_wrappers/metrics_gn/moz.build
+index b4982671c9fb..a5e24c852a0d 100644
+--- third_party/libwebrtc/system_wrappers/metrics_gn/moz.build
++++ third_party/libwebrtc/system_wrappers/metrics_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -81540,7 +86714,7 @@ index 11b148352fb2..bd171a928126 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,179 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -81552,7 +86726,6 @@ index 11b148352fb2..bd171a928126 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -81565,7 +86738,6 @@ index 11b148352fb2..bd171a928126 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -81594,7 +86766,6 @@ index 11b148352fb2..bd171a928126 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -81610,7 +86781,6 @@ index 11b148352fb2..bd171a928126 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -81644,6 +86814,24 @@ index 11b148352fb2..bd171a928126 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -81666,10 +86854,9 @@ index 11b148352fb2..bd171a928126 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -81679,462 +86866,289 @@ index 11b148352fb2..bd171a928126 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("metrics_gn")
+diff --git third_party/libwebrtc/system_wrappers/system_wrappers_gn/moz.build third_party/libwebrtc/system_wrappers/system_wrappers_gn/moz.build
+index bfc6aa12f922..2c316fbc9e0f 100644
+--- third_party/libwebrtc/system_wrappers/system_wrappers_gn/moz.build
++++ third_party/libwebrtc/system_wrappers/system_wrappers_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -47,200 +56,32 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
- Library("weak_ptr_gn")
-diff --git third_party/libwebrtc/rtc_base/win/create_direct3d_device_gn/moz.build third_party/libwebrtc/rtc_base/win/create_direct3d_device_gn/moz.build
-deleted file mode 100644
-index 285700f44e15..000000000000
---- third_party/libwebrtc/rtc_base/win/create_direct3d_device_gn/moz.build
-+++ /dev/null
-@@ -1,75 +0,0 @@
--# This Source Code Form is subject to the terms of the Mozilla Public
--# License, v. 2.0. If a copy of the MPL was not distributed with this
--# file, You can obtain one at http://mozilla.org/MPL/2.0/.
--
--
--  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
--  ### DO NOT edit it by hand.                                       ###
--
--COMPILE_FLAGS["OS_INCLUDES"] = []
--AllowCompilerWarnings()
--
--DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
--DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
--DEFINES["NOMINMAX"] = True
--DEFINES["NTDDI_VERSION"] = "0x0A000000"
--DEFINES["PSAPI_VERSION"] = "2"
--DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
--DEFINES["RTC_ENABLE_VP9"] = True
--DEFINES["UNICODE"] = True
--DEFINES["USE_AURA"] = "1"
--DEFINES["WEBRTC_ENABLE_AVX2"] = True
--DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
--DEFINES["WEBRTC_LIBRARY_IMPL"] = True
--DEFINES["WEBRTC_MOZILLA_BUILD"] = True
--DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
--DEFINES["WEBRTC_WIN"] = True
--DEFINES["WIN32"] = True
--DEFINES["WIN32_LEAN_AND_MEAN"] = True
--DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
--DEFINES["WINVER"] = "0x0A00"
--DEFINES["_ATL_NO_OPENGL"] = True
--DEFINES["_CRT_RAND_S"] = True
--DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
--DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
--DEFINES["_HAS_EXCEPTIONS"] = "0"
--DEFINES["_HAS_NODISCARD"] = True
--DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
--DEFINES["_SECURE_ATL"] = True
--DEFINES["_UNICODE"] = True
--DEFINES["_WIN32_WINNT"] = "0x0A00"
--DEFINES["_WINDOWS"] = True
--DEFINES["__STD_C"] = True
--
--FINAL_LIBRARY = "webrtc"
--
--
--LOCAL_INCLUDES += [
--    "!/ipc/ipdl/_ipdlheaders",
--    "/ipc/chromium/src",
--    "/third_party/libwebrtc/",
--    "/third_party/libwebrtc/third_party/abseil-cpp/",
--    "/tools/profiler/public"
--]
--
--UNIFIED_SOURCES += [
--    "/third_party/libwebrtc/rtc_base/win/create_direct3d_device.cc"
--]
--
--if not CONFIG["MOZ_DEBUG"]:
--
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
--    DEFINES["NDEBUG"] = True
--    DEFINES["NVALGRIND"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1":
--
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
--    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
--
--if CONFIG["CPU_ARCH"] == "aarch64":
--
--    DEFINES["WEBRTC_ARCH_ARM64"] = True
--    DEFINES["WEBRTC_HAS_NEON"] = True
--
--Library("create_direct3d_device_gn")
-diff --git third_party/libwebrtc/rtc_base/win/get_activation_factory_gn/moz.build third_party/libwebrtc/rtc_base/win/get_activation_factory_gn/moz.build
-deleted file mode 100644
-index e5469ac129ce..000000000000
---- third_party/libwebrtc/rtc_base/win/get_activation_factory_gn/moz.build
-+++ /dev/null
-@@ -1,75 +0,0 @@
--# This Source Code Form is subject to the terms of the Mozilla Public
--# License, v. 2.0. If a copy of the MPL was not distributed with this
--# file, You can obtain one at http://mozilla.org/MPL/2.0/.
--
--
--  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
--  ### DO NOT edit it by hand.                                       ###
--
--COMPILE_FLAGS["OS_INCLUDES"] = []
--AllowCompilerWarnings()
--
--DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
--DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
--DEFINES["NOMINMAX"] = True
--DEFINES["NTDDI_VERSION"] = "0x0A000000"
--DEFINES["PSAPI_VERSION"] = "2"
--DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
--DEFINES["RTC_ENABLE_VP9"] = True
--DEFINES["UNICODE"] = True
--DEFINES["USE_AURA"] = "1"
--DEFINES["WEBRTC_ENABLE_AVX2"] = True
--DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
--DEFINES["WEBRTC_LIBRARY_IMPL"] = True
--DEFINES["WEBRTC_MOZILLA_BUILD"] = True
--DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
--DEFINES["WEBRTC_WIN"] = True
--DEFINES["WIN32"] = True
--DEFINES["WIN32_LEAN_AND_MEAN"] = True
--DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
--DEFINES["WINVER"] = "0x0A00"
--DEFINES["_ATL_NO_OPENGL"] = True
--DEFINES["_CRT_RAND_S"] = True
--DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
--DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
--DEFINES["_HAS_EXCEPTIONS"] = "0"
--DEFINES["_HAS_NODISCARD"] = True
--DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
--DEFINES["_SECURE_ATL"] = True
--DEFINES["_UNICODE"] = True
--DEFINES["_WIN32_WINNT"] = "0x0A00"
--DEFINES["_WINDOWS"] = True
--DEFINES["__STD_C"] = True
--
--FINAL_LIBRARY = "webrtc"
--
--
--LOCAL_INCLUDES += [
--    "!/ipc/ipdl/_ipdlheaders",
--    "/ipc/chromium/src",
--    "/third_party/libwebrtc/",
--    "/third_party/libwebrtc/third_party/abseil-cpp/",
--    "/tools/profiler/public"
--]
--
--UNIFIED_SOURCES += [
--    "/third_party/libwebrtc/rtc_base/win/get_activation_factory.cc"
--]
--
--if not CONFIG["MOZ_DEBUG"]:
--
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
--    DEFINES["NDEBUG"] = True
--    DEFINES["NVALGRIND"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1":
--
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
--    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
--
--if CONFIG["CPU_ARCH"] == "aarch64":
--
--    DEFINES["WEBRTC_ARCH_ARM64"] = True
--    DEFINES["WEBRTC_HAS_NEON"] = True
--
--Library("get_activation_factory_gn")
-diff --git third_party/libwebrtc/rtc_base/win/hstring_gn/moz.build third_party/libwebrtc/rtc_base/win/hstring_gn/moz.build
-deleted file mode 100644
-index eb715b9756f7..000000000000
---- third_party/libwebrtc/rtc_base/win/hstring_gn/moz.build
-+++ /dev/null
-@@ -1,75 +0,0 @@
--# This Source Code Form is subject to the terms of the Mozilla Public
--# License, v. 2.0. If a copy of the MPL was not distributed with this
--# file, You can obtain one at http://mozilla.org/MPL/2.0/.
--
--
--  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
--  ### DO NOT edit it by hand.                                       ###
--
--COMPILE_FLAGS["OS_INCLUDES"] = []
--AllowCompilerWarnings()
--
--DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
--DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
--DEFINES["NOMINMAX"] = True
--DEFINES["NTDDI_VERSION"] = "0x0A000000"
--DEFINES["PSAPI_VERSION"] = "2"
--DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
--DEFINES["RTC_ENABLE_VP9"] = True
--DEFINES["UNICODE"] = True
--DEFINES["USE_AURA"] = "1"
--DEFINES["WEBRTC_ENABLE_AVX2"] = True
--DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
--DEFINES["WEBRTC_LIBRARY_IMPL"] = True
--DEFINES["WEBRTC_MOZILLA_BUILD"] = True
--DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
--DEFINES["WEBRTC_WIN"] = True
--DEFINES["WIN32"] = True
--DEFINES["WIN32_LEAN_AND_MEAN"] = True
--DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
--DEFINES["WINVER"] = "0x0A00"
--DEFINES["_ATL_NO_OPENGL"] = True
--DEFINES["_CRT_RAND_S"] = True
--DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
--DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
--DEFINES["_HAS_EXCEPTIONS"] = "0"
--DEFINES["_HAS_NODISCARD"] = True
--DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
--DEFINES["_SECURE_ATL"] = True
--DEFINES["_UNICODE"] = True
--DEFINES["_WIN32_WINNT"] = "0x0A00"
--DEFINES["_WINDOWS"] = True
--DEFINES["__STD_C"] = True
+-if CONFIG["OS_TARGET"] == "Android":
 -
--FINAL_LIBRARY = "webrtc"
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    LOCAL_INCLUDES += [
+-        "/config/external/nspr/",
+-        "/nsprpub/lib/ds/",
+-        "/nsprpub/pr/include/"
+-    ]
 -
--LOCAL_INCLUDES += [
--    "!/ipc/ipdl/_ipdlheaders",
--    "/ipc/chromium/src",
--    "/third_party/libwebrtc/",
--    "/third_party/libwebrtc/third_party/abseil-cpp/",
--    "/tools/profiler/public"
--]
+-    OS_LIBS += [
+-        "log"
+-    ]
 -
--SOURCES += [
--    "/third_party/libwebrtc/rtc_base/win/hstring.cc"
--]
+-if CONFIG["OS_TARGET"] == "Darwin":
 -
--if not CONFIG["MOZ_DEBUG"]:
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
--    DEFINES["NDEBUG"] = True
--    DEFINES["NVALGRIND"] = True
+-if CONFIG["OS_TARGET"] == "Linux":
 -
--if CONFIG["MOZ_DEBUG"] == "1":
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
--    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-    OS_LIBS += [
+-        "rt"
+-    ]
 -
--if CONFIG["CPU_ARCH"] == "aarch64":
+-    UNIFIED_SOURCES += [
+-        "/third_party/libwebrtc/system_wrappers/source/cpu_features_linux.cc"
+-    ]
 -
--    DEFINES["WEBRTC_ARCH_ARM64"] = True
--    DEFINES["WEBRTC_HAS_NEON"] = True
+-if CONFIG["OS_TARGET"] == "OpenBSD":
 -
--Library("hstring_gn")
-diff --git third_party/libwebrtc/rtc_base/win/windows_version_gn/moz.build third_party/libwebrtc/rtc_base/win/windows_version_gn/moz.build
-deleted file mode 100644
-index 3c7eb72713d5..000000000000
---- third_party/libwebrtc/rtc_base/win/windows_version_gn/moz.build
-+++ /dev/null
-@@ -1,75 +0,0 @@
--# This Source Code Form is subject to the terms of the Mozilla Public
--# License, v. 2.0. If a copy of the MPL was not distributed with this
--# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-if CONFIG["OS_TARGET"] == "WINNT":
 -
--  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
--  ### DO NOT edit it by hand.                                       ###
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
 -
--COMPILE_FLAGS["OS_INCLUDES"] = []
--AllowCompilerWarnings()
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
 -
--DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
--DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
--DEFINES["NOMINMAX"] = True
--DEFINES["NTDDI_VERSION"] = "0x0A000000"
--DEFINES["PSAPI_VERSION"] = "2"
--DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
--DEFINES["RTC_ENABLE_VP9"] = True
--DEFINES["UNICODE"] = True
--DEFINES["USE_AURA"] = "1"
--DEFINES["WEBRTC_ENABLE_AVX2"] = True
--DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
--DEFINES["WEBRTC_LIBRARY_IMPL"] = True
--DEFINES["WEBRTC_MOZILLA_BUILD"] = True
--DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
--DEFINES["WEBRTC_WIN"] = True
--DEFINES["WIN32"] = True
--DEFINES["WIN32_LEAN_AND_MEAN"] = True
--DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
--DEFINES["WINVER"] = "0x0A00"
--DEFINES["_ATL_NO_OPENGL"] = True
--DEFINES["_CRT_RAND_S"] = True
--DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
--DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
--DEFINES["_HAS_EXCEPTIONS"] = "0"
--DEFINES["_HAS_NODISCARD"] = True
--DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
--DEFINES["_SECURE_ATL"] = True
--DEFINES["_UNICODE"] = True
--DEFINES["_WIN32_WINNT"] = "0x0A00"
--DEFINES["_WINDOWS"] = True
--DEFINES["__STD_C"] = True
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
 -
--FINAL_LIBRARY = "webrtc"
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
 -
--LOCAL_INCLUDES += [
--    "!/ipc/ipdl/_ipdlheaders",
--    "/ipc/chromium/src",
--    "/third_party/libwebrtc/",
--    "/third_party/libwebrtc/third_party/abseil-cpp/",
--    "/tools/profiler/public"
--]
+-if CONFIG["CPU_ARCH"] == "mips64":
 -
--UNIFIED_SOURCES += [
--    "/third_party/libwebrtc/rtc_base/win/windows_version.cc"
--]
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
--if not CONFIG["MOZ_DEBUG"]:
+-if CONFIG["CPU_ARCH"] == "x86_64":
 -
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
--    DEFINES["NDEBUG"] = True
--    DEFINES["NVALGRIND"] = True
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1":
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
--    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-    DEFINES["_DEBUG"] = True
 -
--if CONFIG["CPU_ARCH"] == "aarch64":
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ARCH_ARM64"] = True
--    DEFINES["WEBRTC_HAS_NEON"] = True
+-    DEFINES["_DEBUG"] = True
 -
--Library("windows_version_gn")
-diff --git third_party/libwebrtc/rtc_base/win32_gn/moz.build third_party/libwebrtc/rtc_base/win32_gn/moz.build
-deleted file mode 100644
-index 356c932f58f2..000000000000
---- third_party/libwebrtc/rtc_base/win32_gn/moz.build
-+++ /dev/null
-@@ -1,84 +0,0 @@
--# This Source Code Form is subject to the terms of the Mozilla Public
--# License, v. 2.0. If a copy of the MPL was not distributed with this
--# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
+-    DEFINES["_DEBUG"] = True
 -
--  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
--  ### DO NOT edit it by hand.                                       ###
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
--COMPILE_FLAGS["OS_INCLUDES"] = []
--AllowCompilerWarnings()
+-    DEFINES["_DEBUG"] = True
 -
--DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
--DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
--DEFINES["NOMINMAX"] = True
--DEFINES["NTDDI_VERSION"] = "0x0A000000"
--DEFINES["PSAPI_VERSION"] = "2"
--DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
--DEFINES["RTC_ENABLE_VP9"] = True
--DEFINES["UNICODE"] = True
--DEFINES["USE_AURA"] = "1"
--DEFINES["WEBRTC_ENABLE_AVX2"] = True
--DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
--DEFINES["WEBRTC_LIBRARY_IMPL"] = True
--DEFINES["WEBRTC_MOZILLA_BUILD"] = True
--DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
--DEFINES["WEBRTC_WIN"] = True
--DEFINES["WIN32"] = True
--DEFINES["WIN32_LEAN_AND_MEAN"] = True
--DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
--DEFINES["WINVER"] = "0x0A00"
--DEFINES["_ATL_NO_OPENGL"] = True
--DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
--DEFINES["_CRT_RAND_S"] = True
--DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
--DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
--DEFINES["_HAS_EXCEPTIONS"] = "0"
--DEFINES["_HAS_NODISCARD"] = True
--DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
--DEFINES["_SECURE_ATL"] = True
--DEFINES["_UNICODE"] = True
--DEFINES["_WIN32_WINNT"] = "0x0A00"
--DEFINES["_WINDOWS"] = True
--DEFINES["__STD_C"] = True
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
--FINAL_LIBRARY = "webrtc"
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
--LOCAL_INCLUDES += [
--    "!/ipc/ipdl/_ipdlheaders",
--    "/ipc/chromium/src",
--    "/third_party/libwebrtc/",
--    "/third_party/libwebrtc/third_party/abseil-cpp/",
--    "/tools/profiler/public"
--]
+-    DEFINES["USE_X11"] = "1"
 -
--OS_LIBS += [
--    "crypt32",
--    "iphlpapi",
--    "secur32",
--    "winmm"
--]
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
--UNIFIED_SOURCES += [
--    "/third_party/libwebrtc/rtc_base/win32.cc",
--    "/third_party/libwebrtc/rtc_base/win32_window.cc"
--]
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
 -
--if not CONFIG["MOZ_DEBUG"]:
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
--    DEFINES["NDEBUG"] = True
--    DEFINES["NVALGRIND"] = True
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
+-    OS_LIBS += [
+-        "android_support"
+-    ]
 -
--if CONFIG["MOZ_DEBUG"] == "1":
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
--    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["CPU_ARCH"] == "aarch64":
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ARCH_ARM64"] = True
--    DEFINES["WEBRTC_HAS_NEON"] = True
+-    DEFINES["_GNU_SOURCE"] = True
 -
--Library("win32_gn")
-diff --git third_party/libwebrtc/rtc_base/zero_memory_gn/moz.build third_party/libwebrtc/rtc_base/zero_memory_gn/moz.build
-index 1b5f0d9528a1..86eb1881eba8 100644
---- third_party/libwebrtc/rtc_base/zero_memory_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/zero_memory_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("system_wrappers_gn")
+diff --git third_party/libwebrtc/test/rtp_test_utils_gn/moz.build third_party/libwebrtc/test/rtp_test_utils_gn/moz.build
+index a93c14603d74..c15a9ae02722 100644
+--- third_party/libwebrtc/test/rtp_test_utils_gn/moz.build
++++ third_party/libwebrtc/test/rtp_test_utils_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -82143,7 +87157,7 @@ index 1b5f0d9528a1..86eb1881eba8 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,119 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -82155,7 +87169,6 @@ index 1b5f0d9528a1..86eb1881eba8 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -82163,12 +87176,12 @@ index 1b5f0d9528a1..86eb1881eba8 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
+-        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -82191,13 +87204,16 @@ index 1b5f0d9528a1..86eb1881eba8 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -82213,7 +87229,6 @@ index 1b5f0d9528a1..86eb1881eba8 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -82231,6 +87246,13 @@ index 1b5f0d9528a1..86eb1881eba8 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -82240,14 +87262,26 @@ index 1b5f0d9528a1..86eb1881eba8 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -161,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -82288,207 +87322,180 @@ index 1b5f0d9528a1..86eb1881eba8 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("zero_memory_gn")
-diff --git third_party/libwebrtc/sdk/base_objc_gn/moz.build third_party/libwebrtc/sdk/base_objc_gn/moz.build
-deleted file mode 100644
-index 95464447d39b..000000000000
---- third_party/libwebrtc/sdk/base_objc_gn/moz.build
-+++ /dev/null
-@@ -1,74 +0,0 @@
--# This Source Code Form is subject to the terms of the Mozilla Public
--# License, v. 2.0. If a copy of the MPL was not distributed with this
--# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ Library("rtp_test_utils_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/algorithm/algorithm_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/algorithm/algorithm_gn/moz.build
+index 31acde4e32f6..a07cf094c60f 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/algorithm/algorithm_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/algorithm/algorithm_gn/moz.build
+@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
+ 
+ FINAL_LIBRARY = "webrtc"
+ 
+@@ -32,124 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
+-if CONFIG["OS_TARGET"] == "Android":
 -
--  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
--  ### DO NOT edit it by hand.                                       ###
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["_GNU_SOURCE"] = True
 -
--CMFLAGS += [
--    "-fobjc-arc"
--]
+-if CONFIG["OS_TARGET"] == "Darwin":
 -
--CMMFLAGS += [
--    "-fobjc-arc"
--]
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -
--COMPILE_FLAGS["OS_INCLUDES"] = []
--AllowCompilerWarnings()
+-if CONFIG["OS_TARGET"] == "Linux":
 -
--DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
--DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
--DEFINES["RTC_ENABLE_VP9"] = True
--DEFINES["WEBRTC_ENABLE_AVX2"] = True
--DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
--DEFINES["WEBRTC_LIBRARY_IMPL"] = True
--DEFINES["WEBRTC_MAC"] = True
--DEFINES["WEBRTC_MOZILLA_BUILD"] = True
--DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
--DEFINES["WEBRTC_POSIX"] = True
--DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
--DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
--DEFINES["__STDC_CONSTANT_MACROS"] = True
--DEFINES["__STDC_FORMAT_MACROS"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
 -
--FINAL_LIBRARY = "webrtc"
+-if CONFIG["OS_TARGET"] == "OpenBSD":
 -
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
 -
--LOCAL_INCLUDES += [
--    "!/ipc/ipdl/_ipdlheaders",
--    "/ipc/chromium/src",
--    "/third_party/libwebrtc/",
--    "/third_party/libwebrtc/sdk/objc/",
--    "/third_party/libwebrtc/sdk/objc/base/",
--    "/third_party/libwebrtc/third_party/abseil-cpp/",
--    "/tools/profiler/public"
--]
+-if CONFIG["OS_TARGET"] == "WINNT":
 -
--UNIFIED_SOURCES += [
--    "/third_party/libwebrtc/sdk/objc/base/RTCEncodedImage.m",
--    "/third_party/libwebrtc/sdk/objc/base/RTCLogging.mm",
--    "/third_party/libwebrtc/sdk/objc/base/RTCVideoCapturer.m",
--    "/third_party/libwebrtc/sdk/objc/base/RTCVideoCodecInfo.m",
--    "/third_party/libwebrtc/sdk/objc/base/RTCVideoEncoderQpThresholds.m",
--    "/third_party/libwebrtc/sdk/objc/base/RTCVideoEncoderSettings.m",
--    "/third_party/libwebrtc/sdk/objc/base/RTCVideoFrame.mm"
--]
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
+-    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
 -
--if not CONFIG["MOZ_DEBUG"]:
+-if CONFIG["CPU_ARCH"] == "mips32":
 -
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
--    DEFINES["NDEBUG"] = True
--    DEFINES["NVALGRIND"] = True
+-    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1":
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -    DEFINES["_DEBUG"] = True
 -
--if CONFIG["CPU_ARCH"] == "aarch64":
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ARCH_ARM64"] = True
--    DEFINES["WEBRTC_HAS_NEON"] = True
+     DEFINES["_DEBUG"] = True
+ 
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
--Library("base_objc_gn")
-diff --git third_party/libwebrtc/sdk/helpers_objc_gn/moz.build third_party/libwebrtc/sdk/helpers_objc_gn/moz.build
-deleted file mode 100644
-index 234fe71d1d25..000000000000
---- third_party/libwebrtc/sdk/helpers_objc_gn/moz.build
-+++ /dev/null
-@@ -1,70 +0,0 @@
--# This Source Code Form is subject to the terms of the Mozilla Public
--# License, v. 2.0. If a copy of the MPL was not distributed with this
--# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+-    DEFINES["_DEBUG"] = True
 -
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
--  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
--  ### DO NOT edit it by hand.                                       ###
+-    DEFINES["_DEBUG"] = True
 -
--CMFLAGS += [
--    "-fobjc-arc"
--]
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
--CMMFLAGS += [
--    "-fobjc-arc"
--]
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
--COMPILE_FLAGS["OS_INCLUDES"] = []
--AllowCompilerWarnings()
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
--DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
--DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
--DEFINES["RTC_ENABLE_VP9"] = True
--DEFINES["WEBRTC_ENABLE_AVX2"] = True
--DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
--DEFINES["WEBRTC_LIBRARY_IMPL"] = True
--DEFINES["WEBRTC_MAC"] = True
--DEFINES["WEBRTC_MOZILLA_BUILD"] = True
--DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
--DEFINES["WEBRTC_POSIX"] = True
--DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
--DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
--DEFINES["__STDC_CONSTANT_MACROS"] = True
--DEFINES["__STDC_FORMAT_MACROS"] = True
+-    OS_LIBS += [
+-        "android_support",
+-        "unwind"
+-    ]
 -
--FINAL_LIBRARY = "webrtc"
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+-    OS_LIBS += [
+-        "android_support"
+-    ]
 -
--LOCAL_INCLUDES += [
--    "!/ipc/ipdl/_ipdlheaders",
--    "/ipc/chromium/src",
--    "/third_party/libwebrtc/",
--    "/third_party/libwebrtc/sdk/objc/",
--    "/third_party/libwebrtc/sdk/objc/base/",
--    "/third_party/libwebrtc/third_party/abseil-cpp/",
--    "/tools/profiler/public"
--]
+-if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--UNIFIED_SOURCES += [
--    "/third_party/libwebrtc/sdk/objc/helpers/AVCaptureSession+DevicePosition.mm",
--    "/third_party/libwebrtc/sdk/objc/helpers/NSString+StdString.mm",
--    "/third_party/libwebrtc/sdk/objc/helpers/RTCDispatcher.m"
--]
+-    DEFINES["_GNU_SOURCE"] = True
 -
--if not CONFIG["MOZ_DEBUG"]:
+-if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
--    DEFINES["NDEBUG"] = True
--    DEFINES["NVALGRIND"] = True
+-    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1":
+-if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
--    DEFINES["_DEBUG"] = True
+-    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["CPU_ARCH"] == "aarch64":
+-if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ARCH_ARM64"] = True
--    DEFINES["WEBRTC_HAS_NEON"] = True
+-    DEFINES["_GNU_SOURCE"] = True
 -
--Library("helpers_objc_gn")
-diff --git third_party/libwebrtc/system_wrappers/denormal_disabler_gn/moz.build third_party/libwebrtc/system_wrappers/denormal_disabler_gn/moz.build
-index ed0facb6bf83..2a2e962fbd6e 100644
---- third_party/libwebrtc/system_wrappers/denormal_disabler_gn/moz.build
-+++ third_party/libwebrtc/system_wrappers/denormal_disabler_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("algorithm_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/algorithm/container_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/algorithm/container_gn/moz.build
+index ca1f9f85bf02..ea98e82e69b0 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/algorithm/container_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/algorithm/container_gn/moz.build
+@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
- DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
- DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
-+DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
- DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
- DEFINES["WEBRTC_LIBRARY_IMPL"] = True
- DEFINES["WEBRTC_MOZILLA_BUILD"] = True
- DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
-+DEFINES["WEBRTC_POSIX"] = True
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
-+DEFINES["__STDC_CONSTANT_MACROS"] = True
-+DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -32,124 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -82498,28 +87505,12 @@ index ed0facb6bf83..2a2e962fbd6e 100644
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
--    DEFINES["WEBRTC_ANDROID"] = True
--    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--    OS_LIBS += [
--        "log"
--    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_MAC"] = True
--    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
@@ -82528,27 +87519,18 @@ index ed0facb6bf83..2a2e962fbd6e 100644
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
--    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
@@ -82558,40 +87540,31 @@ index ed0facb6bf83..2a2e962fbd6e 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
+-    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
--    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
-+    DEFINES["_DEBUG"] = True
- 
- if CONFIG["CPU_ARCH"] == "aarch64":
- 
-     DEFINES["WEBRTC_ARCH_ARM64"] = True
-     DEFINES["WEBRTC_HAS_NEON"] = True
- 
--if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
+-if CONFIG["CPU_ARCH"] == "mips32":
 -
--    DEFINES["WEBRTC_ARCH_ARM"] = True
--    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
--    DEFINES["WEBRTC_HAS_NEON"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -82599,8 +87572,8 @@ index ed0facb6bf83..2a2e962fbd6e 100644
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["_DEBUG"] = True
--
+     DEFINES["_DEBUG"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
@@ -82633,51 +87606,38 @@ index ed0facb6bf83..2a2e962fbd6e 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("denormal_disabler_gn")
-diff --git third_party/libwebrtc/system_wrappers/field_trial_gn/moz.build third_party/libwebrtc/system_wrappers/field_trial_gn/moz.build
-index 6fe8360de36e..b8dcc03c5611 100644
---- third_party/libwebrtc/system_wrappers/field_trial_gn/moz.build
-+++ third_party/libwebrtc/system_wrappers/field_trial_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("container_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/base/atomic_hook_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/base/atomic_hook_gn/moz.build
+index 5b1e4a8e0ac3..49c783cd4c81 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/base/atomic_hook_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/base/atomic_hook_gn/moz.build
+@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
- DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
- DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
-+DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
- DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
- DEFINES["WEBRTC_LIBRARY_IMPL"] = True
- DEFINES["WEBRTC_MOZILLA_BUILD"] = True
- DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
-+DEFINES["WEBRTC_POSIX"] = True
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
-+DEFINES["__STDC_CONSTANT_MACROS"] = True
-+DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,165 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -32,124 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -82687,28 +87647,12 @@ index 6fe8360de36e..b8dcc03c5611 100644
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
--    DEFINES["WEBRTC_ANDROID"] = True
--    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--    OS_LIBS += [
--        "log"
--    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_MAC"] = True
--    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
@@ -82717,27 +87661,18 @@ index 6fe8360de36e..b8dcc03c5611 100644
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
--    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
@@ -82747,18 +87682,17 @@ index 6fe8360de36e..b8dcc03c5611 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
+-    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
--    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
@@ -82766,25 +87700,13 @@ index 6fe8360de36e..b8dcc03c5611 100644
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
--    OS_LIBS += [
--        "winmm"
--    ]
-+    DEFINES["_DEBUG"] = True
- 
- if CONFIG["CPU_ARCH"] == "aarch64":
- 
-     DEFINES["WEBRTC_ARCH_ARM64"] = True
-     DEFINES["WEBRTC_HAS_NEON"] = True
- 
--if CONFIG["CPU_ARCH"] == "arm":
+-if CONFIG["CPU_ARCH"] == "mips32":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
+-    DEFINES["_GNU_SOURCE"] = True
 -
--    DEFINES["WEBRTC_ARCH_ARM"] = True
--    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
--    DEFINES["WEBRTC_HAS_NEON"] = True
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -82792,8 +87714,8 @@ index 6fe8360de36e..b8dcc03c5611 100644
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["_DEBUG"] = True
--
+     DEFINES["_DEBUG"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
@@ -82826,51 +87748,38 @@ index 6fe8360de36e..b8dcc03c5611 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("field_trial_gn")
-diff --git third_party/libwebrtc/system_wrappers/metrics_gn/moz.build third_party/libwebrtc/system_wrappers/metrics_gn/moz.build
-index b17503cb5956..d6cc8db5aee7 100644
---- third_party/libwebrtc/system_wrappers/metrics_gn/moz.build
-+++ third_party/libwebrtc/system_wrappers/metrics_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("atomic_hook_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/base/base_internal_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/base/base_internal_gn/moz.build
+index e21dd2812a91..ac7916a85e5d 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/base/base_internal_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/base/base_internal_gn/moz.build
+@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
- DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
- DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
-+DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
- DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
- DEFINES["WEBRTC_LIBRARY_IMPL"] = True
- DEFINES["WEBRTC_MOZILLA_BUILD"] = True
- DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
-+DEFINES["WEBRTC_POSIX"] = True
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
-+DEFINES["__STDC_CONSTANT_MACROS"] = True
-+DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,161 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -32,124 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -82880,28 +87789,12 @@ index b17503cb5956..d6cc8db5aee7 100644
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
--    DEFINES["WEBRTC_ANDROID"] = True
--    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--    OS_LIBS += [
--        "log"
--    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_MAC"] = True
--    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
@@ -82910,27 +87803,18 @@ index b17503cb5956..d6cc8db5aee7 100644
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
--    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
@@ -82940,40 +87824,31 @@ index b17503cb5956..d6cc8db5aee7 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
+-    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
--    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
-+    DEFINES["_DEBUG"] = True
- 
- if CONFIG["CPU_ARCH"] == "aarch64":
- 
-     DEFINES["WEBRTC_ARCH_ARM64"] = True
-     DEFINES["WEBRTC_HAS_NEON"] = True
- 
--if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
+-if CONFIG["CPU_ARCH"] == "mips32":
 -
--    DEFINES["WEBRTC_ARCH_ARM"] = True
--    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
--    DEFINES["WEBRTC_HAS_NEON"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -82981,8 +87856,8 @@ index b17503cb5956..d6cc8db5aee7 100644
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["_DEBUG"] = True
--
+     DEFINES["_DEBUG"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
@@ -83015,51 +87890,38 @@ index b17503cb5956..d6cc8db5aee7 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("metrics_gn")
-diff --git third_party/libwebrtc/system_wrappers/system_wrappers_gn/moz.build third_party/libwebrtc/system_wrappers/system_wrappers_gn/moz.build
-index 46d6c227154e..2641fd638072 100644
---- third_party/libwebrtc/system_wrappers/system_wrappers_gn/moz.build
-+++ third_party/libwebrtc/system_wrappers/system_wrappers_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("base_internal_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/base/config_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/base/config_gn/moz.build
+index d226f5a9e03c..a1d553dad6db 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/base/config_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/base/config_gn/moz.build
+@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
- DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
- DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
-+DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
- DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
- DEFINES["WEBRTC_LIBRARY_IMPL"] = True
- DEFINES["WEBRTC_MOZILLA_BUILD"] = True
- DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
-+DEFINES["WEBRTC_POSIX"] = True
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
-+DEFINES["__STDC_CONSTANT_MACROS"] = True
-+DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -45,182 +55,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -32,124 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -83069,34 +87931,12 @@ index 46d6c227154e..2641fd638072 100644
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
--    DEFINES["WEBRTC_ANDROID"] = True
--    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--    LOCAL_INCLUDES += [
--        "/config/external/nspr/",
--        "/nsprpub/lib/ds/",
--        "/nsprpub/pr/include/"
--    ]
--
--    OS_LIBS += [
--        "log"
--    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_MAC"] = True
--    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
@@ -83105,35 +87945,18 @@ index 46d6c227154e..2641fd638072 100644
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--    OS_LIBS += [
--        "rt"
--    ]
--
--    UNIFIED_SOURCES += [
--        "/third_party/libwebrtc/system_wrappers/source/cpu_features_linux.cc"
--    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
--    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
@@ -83143,18 +87966,17 @@ index 46d6c227154e..2641fd638072 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
+-    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
--    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
@@ -83162,28 +87984,13 @@ index 46d6c227154e..2641fd638072 100644
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
-+    DEFINES["_DEBUG"] = True
- 
- if CONFIG["CPU_ARCH"] == "aarch64":
- 
-     DEFINES["WEBRTC_ARCH_ARM64"] = True
-     DEFINES["WEBRTC_HAS_NEON"] = True
- 
--if CONFIG["CPU_ARCH"] == "arm":
+-if CONFIG["CPU_ARCH"] == "mips32":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
+-    DEFINES["_GNU_SOURCE"] = True
 -
--    DEFINES["WEBRTC_ARCH_ARM"] = True
--    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
--    DEFINES["WEBRTC_HAS_NEON"] = True
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -83191,8 +87998,8 @@ index 46d6c227154e..2641fd638072 100644
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["_DEBUG"] = True
--
+     DEFINES["_DEBUG"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
@@ -83225,51 +88032,38 @@ index 46d6c227154e..2641fd638072 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("system_wrappers_gn")
-diff --git third_party/libwebrtc/test/rtp_test_utils_gn/moz.build third_party/libwebrtc/test/rtp_test_utils_gn/moz.build
-index f5dd5dd860e5..c4184eeaf57b 100644
---- third_party/libwebrtc/test/rtp_test_utils_gn/moz.build
-+++ third_party/libwebrtc/test/rtp_test_utils_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("config_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/base/core_headers_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/base/core_headers_gn/moz.build
+index 9bb661c458d7..3e445069597d 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/base/core_headers_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/base/core_headers_gn/moz.build
+@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
+ AllowCompilerWarnings()
+ 
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
- DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
- DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
-+DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
- DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
- DEFINES["WEBRTC_LIBRARY_IMPL"] = True
- DEFINES["WEBRTC_MOZILLA_BUILD"] = True
- DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
-+DEFINES["WEBRTC_POSIX"] = True
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
-+DEFINES["__STDC_CONSTANT_MACROS"] = True
-+DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,170 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -32,124 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -83279,29 +88073,12 @@ index f5dd5dd860e5..c4184eeaf57b 100644
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
--    DEFINES["WEBRTC_ANDROID"] = True
--    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--    OS_LIBS += [
--        "GLESv2",
--        "log"
--    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_MAC"] = True
--    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
@@ -83310,32 +88087,18 @@ index f5dd5dd860e5..c4184eeaf57b 100644
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
--    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
@@ -83345,18 +88108,17 @@ index f5dd5dd860e5..c4184eeaf57b 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
+-    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
--    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
@@ -83364,24 +88126,13 @@ index f5dd5dd860e5..c4184eeaf57b 100644
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
-+    DEFINES["_DEBUG"] = True
- 
- if CONFIG["CPU_ARCH"] == "aarch64":
- 
-     DEFINES["WEBRTC_ARCH_ARM64"] = True
-     DEFINES["WEBRTC_HAS_NEON"] = True
- 
--if CONFIG["CPU_ARCH"] == "arm":
+-if CONFIG["CPU_ARCH"] == "mips32":
 -
--    DEFINES["WEBRTC_ARCH_ARM"] = True
--    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
--    DEFINES["WEBRTC_HAS_NEON"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -83389,8 +88140,8 @@ index f5dd5dd860e5..c4184eeaf57b 100644
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["_DEBUG"] = True
--
+     DEFINES["_DEBUG"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
@@ -83423,29 +88174,25 @@ index f5dd5dd860e5..c4184eeaf57b 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("rtp_test_utils_gn")
-diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/algorithm/algorithm_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/algorithm/algorithm_gn/moz.build
-index 9f6b45a412ad..40b0de7e0875 100644
---- third_party/libwebrtc/third_party/abseil-cpp/absl/algorithm/algorithm_gn/moz.build
-+++ third_party/libwebrtc/third_party/abseil-cpp/absl/algorithm/algorithm_gn/moz.build
+ Library("core_headers_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/base/log_severity_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/base/log_severity_gn/moz.build
+index a237d04bb798..edd5959dc1b8 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/base/log_severity_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/base/log_severity_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
@@ -83458,7 +88205,7 @@ index 9f6b45a412ad..40b0de7e0875 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -36,138 +41,16 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -83521,140 +88268,20 @@ index 9f6b45a412ad..40b0de7e0875 100644
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
--
-     DEFINES["_DEBUG"] = True
- 
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
--
--    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
--
--if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
--
--    OS_LIBS += [
--        "android_support",
--        "unwind"
--    ]
--
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
+-if CONFIG["CPU_ARCH"] == "arm":
 -
--    OS_LIBS += [
--        "android_support"
+-    CXXFLAGS += [
+-        "-mfpu=neon"
 -    ]
 -
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["CPU_ARCH"] == "mips32":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("algorithm_gn")
-diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/algorithm/container_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/algorithm/container_gn/moz.build
-index 461ee70d7ebe..462dd153bed5 100644
---- third_party/libwebrtc/third_party/abseil-cpp/absl/algorithm/container_gn/moz.build
-+++ third_party/libwebrtc/third_party/abseil-cpp/absl/algorithm/container_gn/moz.build
-@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
- AllowCompilerWarnings()
- 
- DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
-+DEFINES["USE_GLIB"] = "1"
-+DEFINES["USE_OZONE"] = "1"
-+DEFINES["_FILE_OFFSET_BITS"] = "64"
-+DEFINES["_LARGEFILE64_SOURCE"] = True
-+DEFINES["_LARGEFILE_SOURCE"] = True
- 
- FINAL_LIBRARY = "webrtc"
- 
-@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
- if CONFIG["MOZ_DEBUG"] == "1":
- 
-     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
--
--if CONFIG["OS_TARGET"] == "Android":
+-if CONFIG["CPU_ARCH"] == "mips64":
 -
--    DEFINES["ANDROID"] = True
--    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
--    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["OS_TARGET"] == "Darwin":
--
--    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
--    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
--
--if CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_NSS_CERTS"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_UDEV"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
--
--if CONFIG["OS_TARGET"] == "OpenBSD":
--
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_X11"] = "1"
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
--
--if CONFIG["OS_TARGET"] == "WINNT":
--
--    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
--    DEFINES["NOMINMAX"] = True
--    DEFINES["NTDDI_VERSION"] = "0x0A000000"
--    DEFINES["PSAPI_VERSION"] = "2"
--    DEFINES["UNICODE"] = True
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["WIN32"] = True
--    DEFINES["WIN32_LEAN_AND_MEAN"] = True
--    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
--    DEFINES["WINVER"] = "0x0A00"
--    DEFINES["_ATL_NO_OPENGL"] = True
--    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
--    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
--    DEFINES["_CRT_RAND_S"] = True
--    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
--    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
--    DEFINES["_HAS_EXCEPTIONS"] = "0"
--    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
--    DEFINES["_SECURE_ATL"] = True
--    DEFINES["_UNICODE"] = True
--    DEFINES["_WIN32_WINNT"] = "0x0A00"
--    DEFINES["_WINDOWS"] = True
--    DEFINES["__STD_C"] = True
--
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -83676,10 +88303,9 @@ index 461ee70d7ebe..462dd153bed5 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -83689,6 +88315,10 @@ index 461ee70d7ebe..462dd153bed5 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
+-
 -    OS_LIBS += [
 -        "android_support"
 -    ]
@@ -83702,18 +88332,25 @@ index 461ee70d7ebe..462dd153bed5 100644
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
++if CONFIG["CPU_ARCH"] == "x86":
+ 
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("container_gn")
-diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/base/atomic_hook_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/base/atomic_hook_gn/moz.build
-index b3e8809eff73..9284b6479ec7 100644
---- third_party/libwebrtc/third_party/abseil-cpp/absl/base/atomic_hook_gn/moz.build
-+++ third_party/libwebrtc/third_party/abseil-cpp/absl/base/atomic_hook_gn/moz.build
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("log_severity_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/base/raw_logging_internal_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/base/raw_logging_internal_gn/moz.build
+index 8be2f4c300d7..f55dd72d008a 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/base/raw_logging_internal_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/base/raw_logging_internal_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
@@ -83726,7 +88363,7 @@ index b3e8809eff73..9284b6479ec7 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -36,138 +41,16 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -83789,6 +88426,20 @@ index b3e8809eff73..9284b6479ec7 100644
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "mips32":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -83810,10 +88461,9 @@ index b3e8809eff73..9284b6479ec7 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -83823,6 +88473,10 @@ index b3e8809eff73..9284b6479ec7 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
+-
 -    OS_LIBS += [
 -        "android_support"
 -    ]
@@ -83836,18 +88490,25 @@ index b3e8809eff73..9284b6479ec7 100644
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
++if CONFIG["CPU_ARCH"] == "x86":
+ 
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("atomic_hook_gn")
-diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/base/base_internal_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/base/base_internal_gn/moz.build
-index 4233003ad577..914cb7710806 100644
---- third_party/libwebrtc/third_party/abseil-cpp/absl/base/base_internal_gn/moz.build
-+++ third_party/libwebrtc/third_party/abseil-cpp/absl/base/base_internal_gn/moz.build
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("raw_logging_internal_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/base/throw_delegate_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/base/throw_delegate_gn/moz.build
+index 813eed764791..bc411d424827 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/base/throw_delegate_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/base/throw_delegate_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
@@ -83860,7 +88521,7 @@ index 4233003ad577..914cb7710806 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -36,138 +41,16 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -83923,6 +88584,20 @@ index 4233003ad577..914cb7710806 100644
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "mips32":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -83944,10 +88619,9 @@ index 4233003ad577..914cb7710806 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -83957,6 +88631,10 @@ index 4233003ad577..914cb7710806 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
+-
 -    OS_LIBS += [
 -        "android_support"
 -    ]
@@ -83970,18 +88648,25 @@ index 4233003ad577..914cb7710806 100644
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
++if CONFIG["CPU_ARCH"] == "x86":
+ 
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("base_internal_gn")
-diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/base/config_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/base/config_gn/moz.build
-index 58015ede9d26..5369db6348e3 100644
---- third_party/libwebrtc/third_party/abseil-cpp/absl/base/config_gn/moz.build
-+++ third_party/libwebrtc/third_party/abseil-cpp/absl/base/config_gn/moz.build
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("throw_delegate_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/cleanup/cleanup_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/cleanup/cleanup_gn/moz.build
+index 6cd0d6b473dd..367c6bd433a3 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/cleanup/cleanup_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/cleanup/cleanup_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
@@ -83994,7 +88679,7 @@ index 58015ede9d26..5369db6348e3 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -32,124 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -84057,18 +88742,26 @@ index 58015ede9d26..5369db6348e3 100644
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-if CONFIG["CPU_ARCH"] == "mips32":
 -
--    DEFINES["_DEBUG"] = True
+-    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
      DEFINES["_DEBUG"] = True
  
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
@@ -84111,11 +88804,11 @@ index 58015ede9d26..5369db6348e3 100644
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("config_gn")
-diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/base/core_headers_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/base/core_headers_gn/moz.build
-index 7d2c3d979f69..0672749e0277 100644
---- third_party/libwebrtc/third_party/abseil-cpp/absl/base/core_headers_gn/moz.build
-+++ third_party/libwebrtc/third_party/abseil-cpp/absl/base/core_headers_gn/moz.build
+ Library("cleanup_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/cleanup/cleanup_internal_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/cleanup/cleanup_internal_gn/moz.build
+index b0fd90e5e1aa..3f4fc9ed0f88 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/cleanup/cleanup_internal_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/cleanup/cleanup_internal_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
@@ -84128,7 +88821,7 @@ index 7d2c3d979f69..0672749e0277 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -32,124 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -84191,18 +88884,26 @@ index 7d2c3d979f69..0672749e0277 100644
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-if CONFIG["CPU_ARCH"] == "mips32":
 -
--    DEFINES["_DEBUG"] = True
+-    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
      DEFINES["_DEBUG"] = True
  
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
@@ -84245,11 +88946,11 @@ index 7d2c3d979f69..0672749e0277 100644
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("core_headers_gn")
-diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/base/log_severity_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/base/log_severity_gn/moz.build
-index f96ddd93bb4f..9879bb11b81a 100644
---- third_party/libwebrtc/third_party/abseil-cpp/absl/base/log_severity_gn/moz.build
-+++ third_party/libwebrtc/third_party/abseil-cpp/absl/base/log_severity_gn/moz.build
+ Library("cleanup_internal_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/container/compressed_tuple_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/container/compressed_tuple_gn/moz.build
+index 29587550a341..38403c4daf5f 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/container/compressed_tuple_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/container/compressed_tuple_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
@@ -84262,7 +88963,7 @@ index f96ddd93bb4f..9879bb11b81a 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -35,122 +40,10 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -32,124 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -84325,11 +89026,13 @@ index f96ddd93bb4f..9879bb11b81a 100644
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
--if CONFIG["CPU_ARCH"] == "arm":
+-if CONFIG["CPU_ARCH"] == "mips32":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -84337,16 +89040,16 @@ index f96ddd93bb4f..9879bb11b81a 100644
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["_DEBUG"] = True
--
+     DEFINES["_DEBUG"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
-     DEFINES["_DEBUG"] = True
- 
+-    DEFINES["_DEBUG"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
@@ -84385,11 +89088,11 @@ index f96ddd93bb4f..9879bb11b81a 100644
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("log_severity_gn")
-diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/base/raw_logging_internal_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/base/raw_logging_internal_gn/moz.build
-index 5dc6a845d591..b78073c507d5 100644
---- third_party/libwebrtc/third_party/abseil-cpp/absl/base/raw_logging_internal_gn/moz.build
-+++ third_party/libwebrtc/third_party/abseil-cpp/absl/base/raw_logging_internal_gn/moz.build
+ Library("compressed_tuple_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/container/inlined_vector_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/container/inlined_vector_gn/moz.build
+index 9cebdf041bf3..f3c3c2ec8183 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/container/inlined_vector_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/container/inlined_vector_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
@@ -84402,7 +89105,7 @@ index 5dc6a845d591..b78073c507d5 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -35,122 +40,10 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -32,124 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -84465,11 +89168,13 @@ index 5dc6a845d591..b78073c507d5 100644
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
--if CONFIG["CPU_ARCH"] == "arm":
+-if CONFIG["CPU_ARCH"] == "mips32":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -84477,16 +89182,16 @@ index 5dc6a845d591..b78073c507d5 100644
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["_DEBUG"] = True
--
+     DEFINES["_DEBUG"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
-     DEFINES["_DEBUG"] = True
- 
+-    DEFINES["_DEBUG"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
@@ -84525,11 +89230,11 @@ index 5dc6a845d591..b78073c507d5 100644
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("raw_logging_internal_gn")
-diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/base/throw_delegate_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/base/throw_delegate_gn/moz.build
-index a95db633b3fb..35ec1033253b 100644
---- third_party/libwebrtc/third_party/abseil-cpp/absl/base/throw_delegate_gn/moz.build
-+++ third_party/libwebrtc/third_party/abseil-cpp/absl/base/throw_delegate_gn/moz.build
+ Library("inlined_vector_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/container/inlined_vector_internal_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/container/inlined_vector_internal_gn/moz.build
+index 6bd470bb56b8..b5c250da1c55 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/container/inlined_vector_internal_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/container/inlined_vector_internal_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
@@ -84542,7 +89247,7 @@ index a95db633b3fb..35ec1033253b 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -35,122 +40,10 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -32,124 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -84605,11 +89310,13 @@ index a95db633b3fb..35ec1033253b 100644
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
--if CONFIG["CPU_ARCH"] == "arm":
+-if CONFIG["CPU_ARCH"] == "mips32":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -84617,16 +89324,16 @@ index a95db633b3fb..35ec1033253b 100644
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["_DEBUG"] = True
--
+     DEFINES["_DEBUG"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
-     DEFINES["_DEBUG"] = True
- 
+-    DEFINES["_DEBUG"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
@@ -84665,11 +89372,11 @@ index a95db633b3fb..35ec1033253b 100644
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("throw_delegate_gn")
-diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/cleanup/cleanup_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/cleanup/cleanup_gn/moz.build
-index 4e39dbb89676..061dd886d61b 100644
---- third_party/libwebrtc/third_party/abseil-cpp/absl/cleanup/cleanup_gn/moz.build
-+++ third_party/libwebrtc/third_party/abseil-cpp/absl/cleanup/cleanup_gn/moz.build
+ Library("inlined_vector_internal_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/functional/any_invocable_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/functional/any_invocable_gn/moz.build
+index c71de94dba7d..8cc78181cb75 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/functional/any_invocable_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/functional/any_invocable_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
@@ -84682,7 +89389,7 @@ index 4e39dbb89676..061dd886d61b 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -32,124 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -84745,152 +89452,26 @@ index 4e39dbb89676..061dd886d61b 100644
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
--
-     DEFINES["_DEBUG"] = True
- 
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
--
--    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
--
--if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
--
--    OS_LIBS += [
--        "android_support",
--        "unwind"
--    ]
--
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
--
--    OS_LIBS += [
--        "android_support"
--    ]
--
--if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["CPU_ARCH"] == "mips32":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["CPU_ARCH"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["_GNU_SOURCE"] = True
--
- Library("cleanup_gn")
-diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/cleanup/cleanup_internal_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/cleanup/cleanup_internal_gn/moz.build
-index 4d655fcce792..7ff74145e47e 100644
---- third_party/libwebrtc/third_party/abseil-cpp/absl/cleanup/cleanup_internal_gn/moz.build
-+++ third_party/libwebrtc/third_party/abseil-cpp/absl/cleanup/cleanup_internal_gn/moz.build
-@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
- AllowCompilerWarnings()
- 
- DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
-+DEFINES["USE_GLIB"] = "1"
-+DEFINES["USE_OZONE"] = "1"
-+DEFINES["_FILE_OFFSET_BITS"] = "64"
-+DEFINES["_LARGEFILE64_SOURCE"] = True
-+DEFINES["_LARGEFILE_SOURCE"] = True
- 
- FINAL_LIBRARY = "webrtc"
- 
-@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
- if CONFIG["MOZ_DEBUG"] == "1":
- 
-     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
--
--if CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["ANDROID"] = True
--    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
--    DEFINES["HAVE_SYS_UIO_H"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["OS_TARGET"] == "Darwin":
--
--    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
--    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
--
--if CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_NSS_CERTS"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_UDEV"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
--
--if CONFIG["OS_TARGET"] == "OpenBSD":
--
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_X11"] = "1"
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
--
--if CONFIG["OS_TARGET"] == "WINNT":
--
--    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
--    DEFINES["NOMINMAX"] = True
--    DEFINES["NTDDI_VERSION"] = "0x0A000000"
--    DEFINES["PSAPI_VERSION"] = "2"
--    DEFINES["UNICODE"] = True
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["WIN32"] = True
--    DEFINES["WIN32_LEAN_AND_MEAN"] = True
--    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
--    DEFINES["WINVER"] = "0x0A00"
--    DEFINES["_ATL_NO_OPENGL"] = True
--    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
--    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
--    DEFINES["_CRT_RAND_S"] = True
--    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
--    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
--    DEFINES["_HAS_EXCEPTIONS"] = "0"
--    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
--    DEFINES["_SECURE_ATL"] = True
--    DEFINES["_UNICODE"] = True
--    DEFINES["_WIN32_WINNT"] = "0x0A00"
--    DEFINES["_WINDOWS"] = True
--    DEFINES["__STD_C"] = True
--
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
      DEFINES["_DEBUG"] = True
  
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
@@ -84933,11 +89514,11 @@ index 4d655fcce792..7ff74145e47e 100644
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("cleanup_internal_gn")
-diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/container/compressed_tuple_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/container/compressed_tuple_gn/moz.build
-index 7209713cb85a..689837b0c0d3 100644
---- third_party/libwebrtc/third_party/abseil-cpp/absl/container/compressed_tuple_gn/moz.build
-+++ third_party/libwebrtc/third_party/abseil-cpp/absl/container/compressed_tuple_gn/moz.build
+ Library("any_invocable_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/functional/bind_front_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/functional/bind_front_gn/moz.build
+index 6844d6e45b13..5c92f038c84f 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/functional/bind_front_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/functional/bind_front_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
@@ -84950,7 +89531,7 @@ index 7209713cb85a..689837b0c0d3 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -32,124 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -85013,18 +89594,26 @@ index 7209713cb85a..689837b0c0d3 100644
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-if CONFIG["CPU_ARCH"] == "mips32":
 -
--    DEFINES["_DEBUG"] = True
+-    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
      DEFINES["_DEBUG"] = True
  
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
@@ -85067,11 +89656,11 @@ index 7209713cb85a..689837b0c0d3 100644
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("compressed_tuple_gn")
-diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/container/flat_hash_map_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/container/flat_hash_map_gn/moz.build
-index 70b3e1cb35d4..237e183bc25d 100644
---- third_party/libwebrtc/third_party/abseil-cpp/absl/container/flat_hash_map_gn/moz.build
-+++ third_party/libwebrtc/third_party/abseil-cpp/absl/container/flat_hash_map_gn/moz.build
+ Library("bind_front_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/memory/memory_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/memory/memory_gn/moz.build
+index 092f878b8e82..cf5df0d3048a 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/memory/memory_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/memory/memory_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
@@ -85084,7 +89673,7 @@ index 70b3e1cb35d4..237e183bc25d 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -32,124 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -85147,18 +89736,26 @@ index 70b3e1cb35d4..237e183bc25d 100644
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-if CONFIG["CPU_ARCH"] == "mips32":
 -
--    DEFINES["_DEBUG"] = True
+-    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
      DEFINES["_DEBUG"] = True
  
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
@@ -85201,11 +89798,11 @@ index 70b3e1cb35d4..237e183bc25d 100644
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("flat_hash_map_gn")
-diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/container/inlined_vector_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/container/inlined_vector_gn/moz.build
-index 39fbab30d973..f5b45eb3b183 100644
---- third_party/libwebrtc/third_party/abseil-cpp/absl/container/inlined_vector_gn/moz.build
-+++ third_party/libwebrtc/third_party/abseil-cpp/absl/container/inlined_vector_gn/moz.build
+ Library("memory_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/meta/type_traits_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/meta/type_traits_gn/moz.build
+index ddb9d262175a..d7c6a3f7be95 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/meta/type_traits_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/meta/type_traits_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
@@ -85218,7 +89815,7 @@ index 39fbab30d973..f5b45eb3b183 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -32,124 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -85281,18 +89878,26 @@ index 39fbab30d973..f5b45eb3b183 100644
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-if CONFIG["CPU_ARCH"] == "mips32":
 -
--    DEFINES["_DEBUG"] = True
+-    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
      DEFINES["_DEBUG"] = True
  
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
@@ -85335,11 +89940,11 @@ index 39fbab30d973..f5b45eb3b183 100644
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("inlined_vector_gn")
-diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/container/inlined_vector_internal_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/container/inlined_vector_internal_gn/moz.build
-index 6161d5ce01bf..99ad3eae9e46 100644
---- third_party/libwebrtc/third_party/abseil-cpp/absl/container/inlined_vector_internal_gn/moz.build
-+++ third_party/libwebrtc/third_party/abseil-cpp/absl/container/inlined_vector_internal_gn/moz.build
+ Library("type_traits_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/numeric/bits_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/numeric/bits_gn/moz.build
+index 9c8d37ad517d..09fa161e8735 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/numeric/bits_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/numeric/bits_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
@@ -85352,7 +89957,7 @@ index 6161d5ce01bf..99ad3eae9e46 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -32,124 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -85415,18 +90020,26 @@ index 6161d5ce01bf..99ad3eae9e46 100644
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-if CONFIG["CPU_ARCH"] == "mips32":
 -
--    DEFINES["_DEBUG"] = True
+-    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
      DEFINES["_DEBUG"] = True
  
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
@@ -85469,11 +90082,11 @@ index 6161d5ce01bf..99ad3eae9e46 100644
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("inlined_vector_internal_gn")
-diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/functional/any_invocable_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/functional/any_invocable_gn/moz.build
-index 067748c5ac6f..69a36f938696 100644
---- third_party/libwebrtc/third_party/abseil-cpp/absl/functional/any_invocable_gn/moz.build
-+++ third_party/libwebrtc/third_party/abseil-cpp/absl/functional/any_invocable_gn/moz.build
+ Library("bits_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/numeric/int128_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/numeric/int128_gn/moz.build
+index a15b4f43bbe4..0e364e67c4fc 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/numeric/int128_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/numeric/int128_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
@@ -85486,7 +90099,7 @@ index 067748c5ac6f..69a36f938696 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -36,138 +41,16 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -85549,6 +90162,20 @@ index 067748c5ac6f..69a36f938696 100644
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "mips32":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -85570,10 +90197,9 @@ index 067748c5ac6f..69a36f938696 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -85583,6 +90209,10 @@ index 067748c5ac6f..69a36f938696 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
+-
 -    OS_LIBS += [
 -        "android_support"
 -    ]
@@ -85596,18 +90226,25 @@ index 067748c5ac6f..69a36f938696 100644
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
++if CONFIG["CPU_ARCH"] == "x86":
+ 
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("any_invocable_gn")
-diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/functional/bind_front_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/functional/bind_front_gn/moz.build
-index 64977c41edec..b9f84bae9e9c 100644
---- third_party/libwebrtc/third_party/abseil-cpp/absl/functional/bind_front_gn/moz.build
-+++ third_party/libwebrtc/third_party/abseil-cpp/absl/functional/bind_front_gn/moz.build
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("int128_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/strings/strings_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/strings/strings_gn/moz.build
+index 2a53b9e647f7..71fd3a4a576d 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/strings/strings_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/strings/strings_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
@@ -85620,7 +90257,7 @@ index 64977c41edec..b9f84bae9e9c 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -40,138 +45,16 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -85683,6 +90320,20 @@ index 64977c41edec..b9f84bae9e9c 100644
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "mips32":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -85704,10 +90355,9 @@ index 64977c41edec..b9f84bae9e9c 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -85717,6 +90367,10 @@ index 64977c41edec..b9f84bae9e9c 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
+-
 -    OS_LIBS += [
 -        "android_support"
 -    ]
@@ -85730,18 +90384,25 @@ index 64977c41edec..b9f84bae9e9c 100644
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
++if CONFIG["CPU_ARCH"] == "x86":
+ 
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("bind_front_gn")
-diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/memory/memory_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/memory/memory_gn/moz.build
-index b98bc24b90d1..ba4d02e31530 100644
---- third_party/libwebrtc/third_party/abseil-cpp/absl/memory/memory_gn/moz.build
-+++ third_party/libwebrtc/third_party/abseil-cpp/absl/memory/memory_gn/moz.build
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("strings_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/types/bad_optional_access_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/types/bad_optional_access_gn/moz.build
+index 3a88a0da486e..54aba92be8f6 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/types/bad_optional_access_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/types/bad_optional_access_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
@@ -85754,7 +90415,7 @@ index b98bc24b90d1..ba4d02e31530 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -36,138 +41,16 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -85817,6 +90478,20 @@ index b98bc24b90d1..ba4d02e31530 100644
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "mips32":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -85838,10 +90513,9 @@ index b98bc24b90d1..ba4d02e31530 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -85851,6 +90525,10 @@ index b98bc24b90d1..ba4d02e31530 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
+-
 -    OS_LIBS += [
 -        "android_support"
 -    ]
@@ -85864,18 +90542,25 @@ index b98bc24b90d1..ba4d02e31530 100644
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
++if CONFIG["CPU_ARCH"] == "x86":
+ 
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("memory_gn")
-diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/meta/type_traits_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/meta/type_traits_gn/moz.build
-index 639a1bf3ba8d..8ba0ade290ac 100644
---- third_party/libwebrtc/third_party/abseil-cpp/absl/meta/type_traits_gn/moz.build
-+++ third_party/libwebrtc/third_party/abseil-cpp/absl/meta/type_traits_gn/moz.build
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("bad_optional_access_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/types/bad_variant_access_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/types/bad_variant_access_gn/moz.build
+index 08cc9180d644..edc6c3091d3e 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/types/bad_variant_access_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/types/bad_variant_access_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
@@ -85888,7 +90573,7 @@ index 639a1bf3ba8d..8ba0ade290ac 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -36,138 +41,16 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -85951,6 +90636,20 @@ index 639a1bf3ba8d..8ba0ade290ac 100644
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "mips32":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -85972,10 +90671,9 @@ index 639a1bf3ba8d..8ba0ade290ac 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -85985,6 +90683,10 @@ index 639a1bf3ba8d..8ba0ade290ac 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
+-
 -    OS_LIBS += [
 -        "android_support"
 -    ]
@@ -85998,18 +90700,25 @@ index 639a1bf3ba8d..8ba0ade290ac 100644
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
++if CONFIG["CPU_ARCH"] == "x86":
+ 
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("type_traits_gn")
-diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/numeric/bits_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/numeric/bits_gn/moz.build
-index 3d18e6187f5c..8e5d8abf8a36 100644
---- third_party/libwebrtc/third_party/abseil-cpp/absl/numeric/bits_gn/moz.build
-+++ third_party/libwebrtc/third_party/abseil-cpp/absl/numeric/bits_gn/moz.build
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("bad_variant_access_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/types/optional_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/types/optional_gn/moz.build
+index 96113b00bd5d..f68149f85c45 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/types/optional_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/types/optional_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
@@ -86022,7 +90731,7 @@ index 3d18e6187f5c..8e5d8abf8a36 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -32,124 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -86085,18 +90794,26 @@ index 3d18e6187f5c..8e5d8abf8a36 100644
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-if CONFIG["CPU_ARCH"] == "mips32":
 -
--    DEFINES["_DEBUG"] = True
+-    DEFINES["_GNU_SOURCE"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
      DEFINES["_DEBUG"] = True
  
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
@@ -86139,11 +90856,11 @@ index 3d18e6187f5c..8e5d8abf8a36 100644
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("bits_gn")
-diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/numeric/int128_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/numeric/int128_gn/moz.build
-index d927703f2116..5dafbbe1c776 100644
---- third_party/libwebrtc/third_party/abseil-cpp/absl/numeric/int128_gn/moz.build
-+++ third_party/libwebrtc/third_party/abseil-cpp/absl/numeric/int128_gn/moz.build
+ Library("optional_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/types/span_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/types/span_gn/moz.build
+index 31e83327e0d0..293b2b62e2e5 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/types/span_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/types/span_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
@@ -86156,7 +90873,7 @@ index d927703f2116..5dafbbe1c776 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -35,122 +40,10 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -32,124 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -86219,11 +90936,13 @@ index d927703f2116..5dafbbe1c776 100644
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
--if CONFIG["CPU_ARCH"] == "arm":
+-if CONFIG["CPU_ARCH"] == "mips32":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -86231,16 +90950,16 @@ index d927703f2116..5dafbbe1c776 100644
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["_DEBUG"] = True
--
+     DEFINES["_DEBUG"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
-     DEFINES["_DEBUG"] = True
- 
+-    DEFINES["_DEBUG"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
@@ -86279,11 +90998,11 @@ index d927703f2116..5dafbbe1c776 100644
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("int128_gn")
-diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/strings/internal_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/strings/internal_gn/moz.build
-index a62204b2113c..18ad2847682c 100644
---- third_party/libwebrtc/third_party/abseil-cpp/absl/strings/internal_gn/moz.build
-+++ third_party/libwebrtc/third_party/abseil-cpp/absl/strings/internal_gn/moz.build
+ Library("span_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/types/variant_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/types/variant_gn/moz.build
+index 90e8e3b9d115..59ea6584a0f4 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/types/variant_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/types/variant_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
@@ -86296,7 +91015,7 @@ index a62204b2113c..18ad2847682c 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,122 +42,10 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -32,124 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -86359,11 +91078,13 @@ index a62204b2113c..18ad2847682c 100644
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
--if CONFIG["CPU_ARCH"] == "arm":
+-if CONFIG["CPU_ARCH"] == "mips32":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -86371,16 +91092,16 @@ index a62204b2113c..18ad2847682c 100644
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["_DEBUG"] = True
--
+     DEFINES["_DEBUG"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
-     DEFINES["_DEBUG"] = True
- 
+-    DEFINES["_DEBUG"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
@@ -86419,11 +91140,11 @@ index a62204b2113c..18ad2847682c 100644
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("internal_gn")
-diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/strings/strings_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/strings/strings_gn/moz.build
-index d855b7beed02..031c9d92eb3b 100644
---- third_party/libwebrtc/third_party/abseil-cpp/absl/strings/strings_gn/moz.build
-+++ third_party/libwebrtc/third_party/abseil-cpp/absl/strings/strings_gn/moz.build
+ Library("variant_gn")
+diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/utility/utility_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/utility/utility_gn/moz.build
+index 180c8a2fbbf7..c06e16fa60f4 100644
+--- third_party/libwebrtc/third_party/abseil-cpp/absl/utility/utility_gn/moz.build
++++ third_party/libwebrtc/third_party/abseil-cpp/absl/utility/utility_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
@@ -86436,7 +91157,7 @@ index d855b7beed02..031c9d92eb3b 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -50,122 +55,10 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -32,124 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -86499,11 +91220,13 @@ index d855b7beed02..031c9d92eb3b 100644
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
--if CONFIG["CPU_ARCH"] == "arm":
+-if CONFIG["CPU_ARCH"] == "mips32":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -86559,24 +91282,177 @@ index d855b7beed02..031c9d92eb3b 100644
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("strings_gn")
-diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/types/bad_optional_access_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/types/bad_optional_access_gn/moz.build
-index 146f86e25baa..5448e770c8ed 100644
---- third_party/libwebrtc/third_party/abseil-cpp/absl/types/bad_optional_access_gn/moz.build
-+++ third_party/libwebrtc/third_party/abseil-cpp/absl/types/bad_optional_access_gn/moz.build
-@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
- AllowCompilerWarnings()
+ Library("utility_gn")
+diff --git third_party/libwebrtc/third_party/drm/drm_gn/moz.build third_party/libwebrtc/third_party/drm/drm_gn/moz.build
+index 78ba6b526064..29c9ceb54264 100644
+--- third_party/libwebrtc/third_party/drm/drm_gn/moz.build
++++ third_party/libwebrtc/third_party/drm/drm_gn/moz.build
+@@ -12,20 +12,16 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["USE_AURA"] = "1"
+ DEFINES["USE_GLIB"] = "1"
+-DEFINES["USE_NSS_CERTS"] = "1"
+ DEFINES["USE_OZONE"] = "1"
+-DEFINES["USE_UDEV"] = True
++DEFINES["WEBRTC_BSD"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_LINUX"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+ DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
+ DEFINES["_FILE_OFFSET_BITS"] = "64"
+-DEFINES["_GNU_SOURCE"] = True
+ DEFINES["_LARGEFILE64_SOURCE"] = True
+ DEFINES["_LARGEFILE_SOURCE"] = True
+ DEFINES["__STDC_CONSTANT_MACROS"] = True
+@@ -62,12 +58,6 @@ if CONFIG["CPU_ARCH"] == "aarch64":
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+@@ -81,7 +71,7 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+diff --git third_party/libwebrtc/third_party/gbm/gbm_gn/moz.build third_party/libwebrtc/third_party/gbm/gbm_gn/moz.build
+index 173399cf13bd..9ca41fcadeaa 100644
+--- third_party/libwebrtc/third_party/gbm/gbm_gn/moz.build
++++ third_party/libwebrtc/third_party/gbm/gbm_gn/moz.build
+@@ -12,20 +12,16 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["USE_AURA"] = "1"
+ DEFINES["USE_GLIB"] = "1"
+-DEFINES["USE_NSS_CERTS"] = "1"
+ DEFINES["USE_OZONE"] = "1"
+-DEFINES["USE_UDEV"] = True
++DEFINES["WEBRTC_BSD"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_LINUX"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+ DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
+ DEFINES["_FILE_OFFSET_BITS"] = "64"
+-DEFINES["_GNU_SOURCE"] = True
+ DEFINES["_LARGEFILE64_SOURCE"] = True
+ DEFINES["_LARGEFILE_SOURCE"] = True
+ DEFINES["__STDC_CONSTANT_MACROS"] = True
+@@ -60,12 +56,6 @@ if CONFIG["CPU_ARCH"] == "aarch64":
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+@@ -79,7 +69,7 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+diff --git third_party/libwebrtc/third_party/libepoxy/libepoxy_gn/moz.build third_party/libwebrtc/third_party/libepoxy/libepoxy_gn/moz.build
+index 646e12d72d60..d307f2650a1b 100644
+--- third_party/libwebrtc/third_party/libepoxy/libepoxy_gn/moz.build
++++ third_party/libwebrtc/third_party/libepoxy/libepoxy_gn/moz.build
+@@ -12,20 +12,16 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["USE_AURA"] = "1"
+ DEFINES["USE_GLIB"] = "1"
+-DEFINES["USE_NSS_CERTS"] = "1"
+ DEFINES["USE_OZONE"] = "1"
+-DEFINES["USE_UDEV"] = True
++DEFINES["WEBRTC_BSD"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_LINUX"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+ DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
+ DEFINES["_FILE_OFFSET_BITS"] = "64"
+-DEFINES["_GNU_SOURCE"] = True
+ DEFINES["_LARGEFILE64_SOURCE"] = True
+ DEFINES["_LARGEFILE_SOURCE"] = True
+ DEFINES["__STDC_CONSTANT_MACROS"] = True
+@@ -61,12 +57,6 @@ if CONFIG["CPU_ARCH"] == "aarch64":
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
  
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+@@ -80,7 +70,7 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+diff --git third_party/libwebrtc/third_party/libyuv/libyuv_gn/moz.build third_party/libwebrtc/third_party/libyuv/libyuv_gn/moz.build
+index 2d97f962e7f9..dcece6e53f93 100644
+--- third_party/libwebrtc/third_party/libyuv/libyuv_gn/moz.build
++++ third_party/libwebrtc/third_party/libyuv/libyuv_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -35,122 +40,10 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -41,103 +50,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -86586,12 +91462,22 @@ index 146f86e25baa..5448e770c8ed 100644
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
@@ -86600,18 +91486,26 @@ index 146f86e25baa..5448e770c8ed 100644
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
@@ -86621,30 +91515,52 @@ index 146f86e25baa..5448e770c8ed 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
--    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
--    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
 -
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -147,57 +70,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -86659,8 +91575,8 @@ index 146f86e25baa..5448e770c8ed 100644
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
-     DEFINES["_DEBUG"] = True
- 
+-    DEFINES["_DEBUG"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
@@ -86699,24 +91615,27 @@ index 146f86e25baa..5448e770c8ed 100644
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("bad_optional_access_gn")
-diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/types/bad_variant_access_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/types/bad_variant_access_gn/moz.build
-index 4af10489f537..3293ff093af5 100644
---- third_party/libwebrtc/third_party/abseil-cpp/absl/types/bad_variant_access_gn/moz.build
-+++ third_party/libwebrtc/third_party/abseil-cpp/absl/types/bad_variant_access_gn/moz.build
-@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
+ Library("yuv_gn")
+diff --git third_party/libwebrtc/third_party/pffft/pffft_gn/moz.build third_party/libwebrtc/third_party/pffft/pffft_gn/moz.build
+index 27095596f717..5394d07cc759 100644
+--- third_party/libwebrtc/third_party/pffft/pffft_gn/moz.build
++++ third_party/libwebrtc/third_party/pffft/pffft_gn/moz.build
+@@ -9,6 +9,14 @@
+ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
- DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
- 
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
++
  FINAL_LIBRARY = "webrtc"
  
-@@ -35,122 +40,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ 
+@@ -33,151 +41,28 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -86727,11 +91646,15 @@ index 4af10489f537..3293ff093af5 100644
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
@@ -86743,6 +91666,8 @@ index 4af10489f537..3293ff093af5 100644
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
@@ -86752,6 +91677,8 @@ index 4af10489f537..3293ff093af5 100644
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
@@ -86766,25 +91693,39 @@ index 4af10489f537..3293ff093af5 100644
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
--    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
--    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
--    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
+-    DEFINES["_USE_MATH_DEFINES"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
+-    CFLAGS += [
 -        "-mfpu=neon"
 -    ]
--
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["PFFFT_SIMD_DISABLE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "mips64":
+ 
+     DEFINES["PFFFT_SIMD_DISABLE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "ppc64":
+ 
+     DEFINES["PFFFT_SIMD_DISABLE"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -86799,17 +91740,16 @@ index 4af10489f537..3293ff093af5 100644
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
-     DEFINES["_DEBUG"] = True
- 
+-    DEFINES["_DEBUG"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
--if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -86818,13 +91758,19 @@ index 4af10489f537..3293ff093af5 100644
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
--
++if CONFIG["CPU_ARCH"] == "x86":
+ 
+     CFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
--
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
@@ -86833,30 +91779,87 @@ index 4af10489f537..3293ff093af5 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
+-    CFLAGS += [
+-        "-msse2"
+-    ]
+-
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("pffft_gn")
+diff --git third_party/libwebrtc/third_party/pipewire/pipewire_gn/moz.build third_party/libwebrtc/third_party/pipewire/pipewire_gn/moz.build
+index 86a0daf8fa51..7b5a76defe4e 100644
+--- third_party/libwebrtc/third_party/pipewire/pipewire_gn/moz.build
++++ third_party/libwebrtc/third_party/pipewire/pipewire_gn/moz.build
+@@ -12,21 +12,17 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
+-DEFINES["USE_AURA"] = "1"
+ DEFINES["USE_GLIB"] = "1"
+-DEFINES["USE_NSS_CERTS"] = "1"
+ DEFINES["USE_OZONE"] = "1"
+-DEFINES["USE_UDEV"] = True
++DEFINES["WEBRTC_BSD"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+-DEFINES["WEBRTC_LINUX"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
+ DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
+ DEFINES["WEBRTC_USE_PIPEWIRE"] = True
+ DEFINES["_FILE_OFFSET_BITS"] = "64"
+-DEFINES["_GNU_SOURCE"] = True
+ DEFINES["_LARGEFILE64_SOURCE"] = True
+ DEFINES["_LARGEFILE_SOURCE"] = True
+ DEFINES["__STDC_CONSTANT_MACROS"] = True
+@@ -61,12 +57,6 @@ if CONFIG["CPU_ARCH"] == "aarch64":
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
 -
- Library("bad_variant_access_gn")
-diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/types/optional_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/types/optional_gn/moz.build
-index 3b839cf457ba..9ab1def9fe7d 100644
---- third_party/libwebrtc/third_party/abseil-cpp/absl/types/optional_gn/moz.build
-+++ third_party/libwebrtc/third_party/abseil-cpp/absl/types/optional_gn/moz.build
-@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+@@ -80,7 +70,7 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+     DEFINES["USE_X11"] = "1"
+ 
+diff --git third_party/libwebrtc/third_party/rnnoise/rnn_vad_gn/moz.build third_party/libwebrtc/third_party/rnnoise/rnn_vad_gn/moz.build
+index 2a3db9a62207..087012313675 100644
+--- third_party/libwebrtc/third_party/rnnoise/rnn_vad_gn/moz.build
++++ third_party/libwebrtc/third_party/rnnoise/rnn_vad_gn/moz.build
+@@ -9,6 +9,14 @@
+ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
- DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
- 
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
++
  FINAL_LIBRARY = "webrtc"
  
-@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+ 
+@@ -33,144 +41,16 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -86867,11 +91870,15 @@ index 3b839cf457ba..9ab1def9fe7d 100644
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
@@ -86883,6 +91890,8 @@ index 3b839cf457ba..9ab1def9fe7d 100644
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
@@ -86892,6 +91901,8 @@ index 3b839cf457ba..9ab1def9fe7d 100644
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
@@ -86906,12 +91917,10 @@ index 3b839cf457ba..9ab1def9fe7d 100644
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
--    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
--    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
--    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
@@ -86919,6 +91928,20 @@ index 3b839cf457ba..9ab1def9fe7d 100644
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-if CONFIG["CPU_ARCH"] == "mips32":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -86940,10 +91963,9 @@ index 3b839cf457ba..9ab1def9fe7d 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -86953,6 +91975,10 @@ index 3b839cf457ba..9ab1def9fe7d 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
+-
 -    OS_LIBS += [
 -        "android_support"
 -    ]
@@ -86966,31 +91992,47 @@ index 3b839cf457ba..9ab1def9fe7d 100644
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
++if CONFIG["CPU_ARCH"] == "x86":
+ 
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("optional_gn")
-diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/types/span_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/types/span_gn/moz.build
-index 31ab9bee8481..1953f12c2923 100644
---- third_party/libwebrtc/third_party/abseil-cpp/absl/types/span_gn/moz.build
-+++ third_party/libwebrtc/third_party/abseil-cpp/absl/types/span_gn/moz.build
-@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
- AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
  
+ Library("rnn_vad_gn")
+diff --git third_party/libwebrtc/video/adaptation/video_adaptation_gn/moz.build third_party/libwebrtc/video/adaptation/video_adaptation_gn/moz.build
+index 1459a2b50d95..c019774c6343 100644
+--- third_party/libwebrtc/video/adaptation/video_adaptation_gn/moz.build
++++ third_party/libwebrtc/video/adaptation/video_adaptation_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -52,191 +61,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -87000,12 +92042,27 @@ index 31ab9bee8481..1953f12c2923 100644
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
@@ -87014,18 +92071,30 @@ index 31ab9bee8481..1953f12c2923 100644
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
@@ -87035,17 +92104,17 @@ index 31ab9bee8481..1953f12c2923 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
--    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
--    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
@@ -87053,6 +92122,47 @@ index 31ab9bee8481..1953f12c2923 100644
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -87063,8 +92173,8 @@ index 31ab9bee8481..1953f12c2923 100644
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
-     DEFINES["_DEBUG"] = True
- 
+-    DEFINES["_DEBUG"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
@@ -87074,10 +92184,9 @@ index 31ab9bee8481..1953f12c2923 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -87087,6 +92196,10 @@ index 31ab9bee8481..1953f12c2923 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
@@ -87100,31 +92213,49 @@ index 31ab9bee8481..1953f12c2923 100644
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("span_gn")
-diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/types/variant_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/types/variant_gn/moz.build
-index 406ec1f6a9ac..bdbaa44d33cd 100644
---- third_party/libwebrtc/third_party/abseil-cpp/absl/types/variant_gn/moz.build
-+++ third_party/libwebrtc/third_party/abseil-cpp/absl/types/variant_gn/moz.build
-@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
- AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
  
+ Library("video_adaptation_gn")
+diff --git third_party/libwebrtc/video/config/encoder_config_gn/moz.build third_party/libwebrtc/video/config/encoder_config_gn/moz.build
+index ea2b54bfb866..2dc027987bb6 100644
+--- third_party/libwebrtc/video/config/encoder_config_gn/moz.build
++++ third_party/libwebrtc/video/config/encoder_config_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -87134,12 +92265,26 @@ index 406ec1f6a9ac..bdbaa44d33cd 100644
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
@@ -87148,18 +92293,26 @@ index 406ec1f6a9ac..bdbaa44d33cd 100644
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
@@ -87169,17 +92322,17 @@ index 406ec1f6a9ac..bdbaa44d33cd 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
--    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
--    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
@@ -87187,6 +92340,44 @@ index 406ec1f6a9ac..bdbaa44d33cd 100644
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
+-    OS_LIBS += [
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -87197,8 +92388,8 @@ index 406ec1f6a9ac..bdbaa44d33cd 100644
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
-     DEFINES["_DEBUG"] = True
- 
+-    DEFINES["_DEBUG"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
@@ -87208,10 +92399,9 @@ index 406ec1f6a9ac..bdbaa44d33cd 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -87221,6 +92411,10 @@ index 406ec1f6a9ac..bdbaa44d33cd 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
@@ -87234,31 +92428,49 @@ index 406ec1f6a9ac..bdbaa44d33cd 100644
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("variant_gn")
-diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/utility/utility_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/utility/utility_gn/moz.build
-index e4cc97e69fe0..fba5f187fc43 100644
---- third_party/libwebrtc/third_party/abseil-cpp/absl/utility/utility_gn/moz.build
-+++ third_party/libwebrtc/third_party/abseil-cpp/absl/utility/utility_gn/moz.build
-@@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
- AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
  
+ Library("encoder_config_gn")
+diff --git third_party/libwebrtc/video/config/streams_config_gn/moz.build third_party/libwebrtc/video/config/streams_config_gn/moz.build
+index 9e174cff3ccb..3ab1b0d83805 100644
+--- third_party/libwebrtc/video/config/streams_config_gn/moz.build
++++ third_party/libwebrtc/video/config/streams_config_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -31,116 +36,10 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,191 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -87268,12 +92480,27 @@ index e4cc97e69fe0..fba5f187fc43 100644
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "GLESv2",
+-        "log"
+-    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
@@ -87282,18 +92509,30 @@ index e4cc97e69fe0..fba5f187fc43 100644
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "rt"
+-    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
@@ -87303,17 +92542,17 @@ index e4cc97e69fe0..fba5f187fc43 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
--    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
--    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
@@ -87321,6 +92560,47 @@ index e4cc97e69fe0..fba5f187fc43 100644
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["CPU_ARCH"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -87331,8 +92611,8 @@ index e4cc97e69fe0..fba5f187fc43 100644
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
-     DEFINES["_DEBUG"] = True
- 
+-    DEFINES["_DEBUG"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
@@ -87342,10 +92622,9 @@ index e4cc97e69fe0..fba5f187fc43 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -87355,6 +92634,10 @@ index e4cc97e69fe0..fba5f187fc43 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
@@ -87368,34 +92651,49 @@ index e4cc97e69fe0..fba5f187fc43 100644
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("utility_gn")
-diff --git third_party/libwebrtc/third_party/pffft/pffft_gn/moz.build third_party/libwebrtc/third_party/pffft/pffft_gn/moz.build
-index be95ea0b6491..623ae45edde0 100644
---- third_party/libwebrtc/third_party/pffft/pffft_gn/moz.build
-+++ third_party/libwebrtc/third_party/pffft/pffft_gn/moz.build
-@@ -9,6 +9,14 @@
- COMPILE_FLAGS["OS_INCLUDES"] = []
- AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
  
+ Library("streams_config_gn")
+diff --git third_party/libwebrtc/video/decode_synchronizer_gn/moz.build third_party/libwebrtc/video/decode_synchronizer_gn/moz.build
+index de01a944eadc..f306e996bb22 100644
+--- third_party/libwebrtc/video/decode_synchronizer_gn/moz.build
++++ third_party/libwebrtc/video/decode_synchronizer_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
-+
- FINAL_LIBRARY = "webrtc"
  
+ FINAL_LIBRARY = "webrtc"
  
-@@ -32,133 +40,14 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,190 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -87405,12 +92703,22 @@ index be95ea0b6491..623ae45edde0 100644
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
@@ -87423,17 +92731,25 @@ index be95ea0b6491..623ae45edde0 100644
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
@@ -87448,6 +92764,7 @@ index be95ea0b6491..623ae45edde0 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
@@ -87455,27 +92772,57 @@ index be95ea0b6491..623ae45edde0 100644
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
--    DEFINES["_USE_MATH_DEFINES"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CFLAGS += [
+-    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
-+    DEFINES["_DEBUG"] = True
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
  
- if CONFIG["CPU_ARCH"] == "ppc64":
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
  
-     DEFINES["PFFFT_SIMD_DISABLE"] = True
+ if CONFIG["CPU_ARCH"] == "x86":
  
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -87497,10 +92844,9 @@ index be95ea0b6491..623ae45edde0 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -87510,6 +92856,10 @@ index be95ea0b6491..623ae45edde0 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
@@ -87523,34 +92873,49 @@ index be95ea0b6491..623ae45edde0 100644
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("pffft_gn")
-diff --git third_party/libwebrtc/third_party/rnnoise/rnn_vad_gn/moz.build third_party/libwebrtc/third_party/rnnoise/rnn_vad_gn/moz.build
-index 37ea6a91a115..d711f7d67e9c 100644
---- third_party/libwebrtc/third_party/rnnoise/rnn_vad_gn/moz.build
-+++ third_party/libwebrtc/third_party/rnnoise/rnn_vad_gn/moz.build
-@@ -9,6 +9,14 @@
- COMPILE_FLAGS["OS_INCLUDES"] = []
- AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
  
+ Library("decode_synchronizer_gn")
+diff --git third_party/libwebrtc/video/frame_cadence_adapter_gn/moz.build third_party/libwebrtc/video/frame_cadence_adapter_gn/moz.build
+index 2f7abf4617c9..f0eff3beb31c 100644
+--- third_party/libwebrtc/video/frame_cadence_adapter_gn/moz.build
++++ third_party/libwebrtc/video/frame_cadence_adapter_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
-+
- FINAL_LIBRARY = "webrtc"
  
+ FINAL_LIBRARY = "webrtc"
  
-@@ -32,128 +40,10 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,190 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -87560,12 +92925,22 @@ index 37ea6a91a115..d711f7d67e9c 100644
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
@@ -87578,17 +92953,25 @@ index 37ea6a91a115..d711f7d67e9c 100644
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
@@ -87603,6 +92986,7 @@ index 37ea6a91a115..d711f7d67e9c 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
@@ -87610,6 +92994,7 @@ index 37ea6a91a115..d711f7d67e9c 100644
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
@@ -87619,16 +93004,51 @@ index 37ea6a91a115..d711f7d67e9c 100644
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
 -
-     DEFINES["_DEBUG"] = True
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
  
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
@@ -87646,10 +93066,9 @@ index 37ea6a91a115..d711f7d67e9c 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -87659,6 +93078,10 @@ index 37ea6a91a115..d711f7d67e9c 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
@@ -87672,31 +93095,40 @@ index 37ea6a91a115..d711f7d67e9c 100644
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("rnn_vad_gn")
-diff --git third_party/libwebrtc/video/adaptation/video_adaptation_gn/moz.build third_party/libwebrtc/video/adaptation/video_adaptation_gn/moz.build
-index a1f7c3beeb02..09c4d62a258e 100644
---- third_party/libwebrtc/video/adaptation/video_adaptation_gn/moz.build
-+++ third_party/libwebrtc/video/adaptation/video_adaptation_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("frame_cadence_adapter_gn")
+diff --git third_party/libwebrtc/video/frame_decode_scheduler_gn/moz.build third_party/libwebrtc/video/frame_decode_scheduler_gn/moz.build
+index 834d9880e79f..b37ca42dd139 100644
+--- third_party/libwebrtc/video/frame_decode_scheduler_gn/moz.build
++++ third_party/libwebrtc/video/frame_decode_scheduler_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -87705,7 +93137,7 @@ index a1f7c3beeb02..09c4d62a258e 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -50,174 +60,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,118 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -87717,7 +93149,6 @@ index a1f7c3beeb02..09c4d62a258e 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -87725,13 +93156,11 @@ index a1f7c3beeb02..09c4d62a258e 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -87755,7 +93184,6 @@ index a1f7c3beeb02..09c4d62a258e 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "dl",
 -        "rt"
 -    ]
 -
@@ -87765,7 +93193,6 @@ index a1f7c3beeb02..09c4d62a258e 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -87781,7 +93208,6 @@ index a1f7c3beeb02..09c4d62a258e 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -87815,14 +93241,26 @@ index a1f7c3beeb02..09c4d62a258e 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -160,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -87863,42 +93301,38 @@ index a1f7c3beeb02..09c4d62a258e 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("video_adaptation_gn")
-diff --git third_party/libwebrtc/video/decode_synchronizer_gn/moz.build third_party/libwebrtc/video/decode_synchronizer_gn/moz.build
-index 413feef38cef..919a2f81dfc3 100644
---- third_party/libwebrtc/video/decode_synchronizer_gn/moz.build
-+++ third_party/libwebrtc/video/decode_synchronizer_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+ Library("frame_decode_scheduler_gn")
+diff --git third_party/libwebrtc/video/frame_decode_timing_gn/moz.build third_party/libwebrtc/video/frame_decode_timing_gn/moz.build
+index 570b927d3a81..40d9a4ffcc46 100644
+--- third_party/libwebrtc/video/frame_decode_timing_gn/moz.build
++++ third_party/libwebrtc/video/frame_decode_timing_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -87907,7 +93341,7 @@ index 413feef38cef..919a2f81dfc3 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,190 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -87919,7 +93353,6 @@ index 413feef38cef..919a2f81dfc3 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -87932,7 +93365,6 @@ index 413feef38cef..919a2f81dfc3 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -87965,7 +93397,6 @@ index 413feef38cef..919a2f81dfc3 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -87981,7 +93412,6 @@ index 413feef38cef..919a2f81dfc3 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -88022,6 +93452,24 @@ index 413feef38cef..919a2f81dfc3 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -88044,10 +93492,9 @@ index 413feef38cef..919a2f81dfc3 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -88057,48 +93504,57 @@ index 413feef38cef..919a2f81dfc3 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("decode_synchronizer_gn")
-diff --git third_party/libwebrtc/video/frame_buffer_proxy_gn/moz.build third_party/libwebrtc/video/frame_buffer_proxy_gn/moz.build
-index d43415a0d44b..c19726355973 100644
---- third_party/libwebrtc/video/frame_buffer_proxy_gn/moz.build
-+++ third_party/libwebrtc/video/frame_buffer_proxy_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("frame_decode_timing_gn")
+diff --git third_party/libwebrtc/video/frame_dumping_decoder_gn/moz.build third_party/libwebrtc/video/frame_dumping_decoder_gn/moz.build
+index 3266e8f07fbf..254d05acd491 100644
+--- third_party/libwebrtc/video/frame_dumping_decoder_gn/moz.build
++++ third_party/libwebrtc/video/frame_dumping_decoder_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -88107,7 +93563,7 @@ index d43415a0d44b..c19726355973 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,191 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -88119,7 +93575,6 @@ index d43415a0d44b..c19726355973 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -88133,7 +93588,6 @@ index d43415a0d44b..c19726355973 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -88157,7 +93611,6 @@ index d43415a0d44b..c19726355973 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "dl",
 -        "rt"
 -    ]
 -
@@ -88167,7 +93620,6 @@ index d43415a0d44b..c19726355973 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -88183,7 +93635,6 @@ index d43415a0d44b..c19726355973 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -88224,6 +93675,24 @@ index d43415a0d44b..c19726355973 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -88246,10 +93715,9 @@ index d43415a0d44b..c19726355973 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -88259,48 +93727,57 @@ index d43415a0d44b..c19726355973 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("frame_buffer_proxy_gn")
-diff --git third_party/libwebrtc/video/frame_cadence_adapter_gn/moz.build third_party/libwebrtc/video/frame_cadence_adapter_gn/moz.build
-index 1f9b0da3e765..afedfd58ecca 100644
---- third_party/libwebrtc/video/frame_cadence_adapter_gn/moz.build
-+++ third_party/libwebrtc/video/frame_cadence_adapter_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("frame_dumping_decoder_gn")
+diff --git third_party/libwebrtc/video/render/incoming_video_stream_gn/moz.build third_party/libwebrtc/video/render/incoming_video_stream_gn/moz.build
+index c8b8614b0499..42958c3afcef 100644
+--- third_party/libwebrtc/video/render/incoming_video_stream_gn/moz.build
++++ third_party/libwebrtc/video/render/incoming_video_stream_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -88309,7 +93786,7 @@ index 1f9b0da3e765..afedfd58ecca 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -88321,7 +93798,6 @@ index 1f9b0da3e765..afedfd58ecca 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -88334,7 +93810,6 @@ index 1f9b0da3e765..afedfd58ecca 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -88357,17 +93832,12 @@ index 1f9b0da3e765..afedfd58ecca 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -88383,7 +93853,6 @@ index 1f9b0da3e765..afedfd58ecca 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -88403,9 +93872,6 @@ index 1f9b0da3e765..afedfd58ecca 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -88424,6 +93890,24 @@ index 1f9b0da3e765..afedfd58ecca 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -88446,10 +93930,9 @@ index 1f9b0da3e765..afedfd58ecca 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -88459,48 +93942,57 @@ index 1f9b0da3e765..afedfd58ecca 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("frame_cadence_adapter_gn")
-diff --git third_party/libwebrtc/video/frame_decode_scheduler_gn/moz.build third_party/libwebrtc/video/frame_decode_scheduler_gn/moz.build
-index f5abae5c998e..b1350324b8c9 100644
---- third_party/libwebrtc/video/frame_decode_scheduler_gn/moz.build
-+++ third_party/libwebrtc/video/frame_decode_scheduler_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("incoming_video_stream_gn")
+diff --git third_party/libwebrtc/video/render/video_render_frames_gn/moz.build third_party/libwebrtc/video/render/video_render_frames_gn/moz.build
+index 951c654ef6d2..a3b28f438f5d 100644
+--- third_party/libwebrtc/video/render/video_render_frames_gn/moz.build
++++ third_party/libwebrtc/video/render/video_render_frames_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -88509,7 +94001,7 @@ index f5abae5c998e..b1350324b8c9 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,168 +47,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,183 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -88521,7 +94013,6 @@ index f5abae5c998e..b1350324b8c9 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -88534,7 +94025,6 @@ index f5abae5c998e..b1350324b8c9 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -88557,17 +94047,12 @@ index f5abae5c998e..b1350324b8c9 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -88583,7 +94068,6 @@ index f5abae5c998e..b1350324b8c9 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -88603,9 +94087,6 @@ index f5abae5c998e..b1350324b8c9 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -88617,9 +94098,31 @@ index f5abae5c998e..b1350324b8c9 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -88642,10 +94145,9 @@ index f5abae5c998e..b1350324b8c9 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -88655,48 +94157,57 @@ index f5abae5c998e..b1350324b8c9 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("frame_decode_scheduler_gn")
-diff --git third_party/libwebrtc/video/frame_decode_timing_gn/moz.build third_party/libwebrtc/video/frame_decode_timing_gn/moz.build
-index 6d3c94548684..1324d9441a3f 100644
---- third_party/libwebrtc/video/frame_decode_timing_gn/moz.build
-+++ third_party/libwebrtc/video/frame_decode_timing_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("video_render_frames_gn")
+diff --git third_party/libwebrtc/video/task_queue_frame_decode_scheduler_gn/moz.build third_party/libwebrtc/video/task_queue_frame_decode_scheduler_gn/moz.build
+index e9e33818dec5..f8bc9184d923 100644
+--- third_party/libwebrtc/video/task_queue_frame_decode_scheduler_gn/moz.build
++++ third_party/libwebrtc/video/task_queue_frame_decode_scheduler_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -88705,7 +94216,7 @@ index 6d3c94548684..1324d9441a3f 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,190 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -88717,7 +94228,6 @@ index 6d3c94548684..1324d9441a3f 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -88730,7 +94240,6 @@ index 6d3c94548684..1324d9441a3f 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -88763,7 +94272,6 @@ index 6d3c94548684..1324d9441a3f 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -88779,7 +94287,6 @@ index 6d3c94548684..1324d9441a3f 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -88820,6 +94327,24 @@ index 6d3c94548684..1324d9441a3f 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -88842,10 +94367,9 @@ index 6d3c94548684..1324d9441a3f 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -88855,48 +94379,57 @@ index 6d3c94548684..1324d9441a3f 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("frame_decode_timing_gn")
-diff --git third_party/libwebrtc/video/frame_dumping_decoder_gn/moz.build third_party/libwebrtc/video/frame_dumping_decoder_gn/moz.build
-index 6cd922640b5d..f0a182d3c53c 100644
---- third_party/libwebrtc/video/frame_dumping_decoder_gn/moz.build
-+++ third_party/libwebrtc/video/frame_dumping_decoder_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("task_queue_frame_decode_scheduler_gn")
+diff --git third_party/libwebrtc/video/unique_timestamp_counter_gn/moz.build third_party/libwebrtc/video/unique_timestamp_counter_gn/moz.build
+index de254b0f678e..177b8617949e 100644
+--- third_party/libwebrtc/video/unique_timestamp_counter_gn/moz.build
++++ third_party/libwebrtc/video/unique_timestamp_counter_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -88905,7 +94438,7 @@ index 6cd922640b5d..f0a182d3c53c 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,174 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,175 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -88917,21 +94450,14 @@ index 6cd922640b5d..f0a182d3c53c 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "GLESv2",
--        "log"
--    ]
--
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -88954,18 +94480,12 @@ index 6cd922640b5d..f0a182d3c53c 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -88981,7 +94501,6 @@ index 6cd922640b5d..f0a182d3c53c 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -88999,13 +94518,6 @@ index 6cd922640b5d..f0a182d3c53c 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -89022,6 +94534,24 @@ index 6cd922640b5d..f0a182d3c53c 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -89044,10 +94574,9 @@ index 6cd922640b5d..f0a182d3c53c 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -89057,48 +94586,57 @@ index 6cd922640b5d..f0a182d3c53c 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("frame_dumping_decoder_gn")
-diff --git third_party/libwebrtc/video/task_queue_frame_decode_scheduler_gn/moz.build third_party/libwebrtc/video/task_queue_frame_decode_scheduler_gn/moz.build
-index 11be038704fa..bea4589911ab 100644
---- third_party/libwebrtc/video/task_queue_frame_decode_scheduler_gn/moz.build
-+++ third_party/libwebrtc/video/task_queue_frame_decode_scheduler_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("unique_timestamp_counter_gn")
+diff --git third_party/libwebrtc/video/video_gn/moz.build third_party/libwebrtc/video/video_gn/moz.build
+index 392c0c16c828..c3232b0bd0ff 100644
+--- third_party/libwebrtc/video/video_gn/moz.build
++++ third_party/libwebrtc/video/video_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -89107,7 +94645,7 @@ index 11be038704fa..bea4589911ab 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -64,191 +73,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -89119,7 +94657,6 @@ index 11be038704fa..bea4589911ab 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -89127,12 +94664,12 @@ index 11be038704fa..bea4589911ab 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
+-        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -89165,7 +94702,6 @@ index 11be038704fa..bea4589911ab 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -89181,7 +94717,6 @@ index 11be038704fa..bea4589911ab 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -89222,6 +94757,24 @@ index 11be038704fa..bea4589911ab 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -89244,10 +94797,9 @@ index 11be038704fa..bea4589911ab 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -89257,48 +94809,57 @@ index 11be038704fa..bea4589911ab 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("task_queue_frame_decode_scheduler_gn")
-diff --git third_party/libwebrtc/video/unique_timestamp_counter_gn/moz.build third_party/libwebrtc/video/unique_timestamp_counter_gn/moz.build
-index e2984f7fb465..52fa4195adf5 100644
---- third_party/libwebrtc/video/unique_timestamp_counter_gn/moz.build
-+++ third_party/libwebrtc/video/unique_timestamp_counter_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("video_gn")
+diff --git third_party/libwebrtc/video/video_receive_stream_timeout_tracker_gn/moz.build third_party/libwebrtc/video/video_receive_stream_timeout_tracker_gn/moz.build
+index 0de224d0dfb5..b74708587cec 100644
+--- third_party/libwebrtc/video/video_receive_stream_timeout_tracker_gn/moz.build
++++ third_party/libwebrtc/video/video_receive_stream_timeout_tracker_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -89307,7 +94868,7 @@ index e2984f7fb465..52fa4195adf5 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,157 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,190 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -89319,16 +94880,18 @@ index e2984f7fb465..52fa4195adf5 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -89351,13 +94914,16 @@ index e2984f7fb465..52fa4195adf5 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -89373,7 +94939,6 @@ index e2984f7fb465..52fa4195adf5 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -89391,6 +94956,13 @@ index e2984f7fb465..52fa4195adf5 100644
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["CPU_ARCH"] == "aarch64":
@@ -89407,6 +94979,24 @@ index e2984f7fb465..52fa4195adf5 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -89429,10 +95019,9 @@ index e2984f7fb465..52fa4195adf5 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -89442,48 +95031,57 @@ index e2984f7fb465..52fa4195adf5 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("unique_timestamp_counter_gn")
-diff --git third_party/libwebrtc/video/video_gn/moz.build third_party/libwebrtc/video/video_gn/moz.build
-index bc06006cbea4..37fe8c168d75 100644
---- third_party/libwebrtc/video/video_gn/moz.build
-+++ third_party/libwebrtc/video/video_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("video_receive_stream_timeout_tracker_gn")
+diff --git third_party/libwebrtc/video/video_stream_buffer_controller_gn/moz.build third_party/libwebrtc/video/video_stream_buffer_controller_gn/moz.build
+index a18b990a8d75..8b1e03633a54 100644
+--- third_party/libwebrtc/video/video_stream_buffer_controller_gn/moz.build
++++ third_party/libwebrtc/video/video_stream_buffer_controller_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -89492,7 +95090,7 @@ index bc06006cbea4..37fe8c168d75 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -63,174 +73,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,191 +52,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -89504,7 +95102,6 @@ index bc06006cbea4..37fe8c168d75 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -89518,7 +95115,6 @@ index bc06006cbea4..37fe8c168d75 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -89542,7 +95138,6 @@ index bc06006cbea4..37fe8c168d75 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "dl",
 -        "rt"
 -    ]
 -
@@ -89552,7 +95147,6 @@ index bc06006cbea4..37fe8c168d75 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -89568,7 +95162,6 @@ index bc06006cbea4..37fe8c168d75 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -89609,6 +95202,24 @@ index bc06006cbea4..37fe8c168d75 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -89631,10 +95242,9 @@ index bc06006cbea4..37fe8c168d75 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -89644,48 +95254,57 @@ index bc06006cbea4..37fe8c168d75 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("video_gn")
-diff --git third_party/libwebrtc/video/video_receive_stream_timeout_tracker_gn/moz.build third_party/libwebrtc/video/video_receive_stream_timeout_tracker_gn/moz.build
-index b9d00d7be11d..a615d742da4a 100644
---- third_party/libwebrtc/video/video_receive_stream_timeout_tracker_gn/moz.build
-+++ third_party/libwebrtc/video/video_receive_stream_timeout_tracker_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("video_stream_buffer_controller_gn")
+diff --git third_party/libwebrtc/video/video_stream_encoder_impl_gn/moz.build third_party/libwebrtc/video/video_stream_encoder_impl_gn/moz.build
+index cd70bcde35e5..004e04207c71 100644
+--- third_party/libwebrtc/video/video_stream_encoder_impl_gn/moz.build
++++ third_party/libwebrtc/video/video_stream_encoder_impl_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -89694,7 +95313,7 @@ index b9d00d7be11d..a615d742da4a 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -41,172 +51,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -48,191 +57,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -89706,7 +95325,6 @@ index b9d00d7be11d..a615d742da4a 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -89714,12 +95332,12 @@ index b9d00d7be11d..a615d742da4a 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
+-        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -89752,7 +95370,6 @@ index b9d00d7be11d..a615d742da4a 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -89768,7 +95385,6 @@ index b9d00d7be11d..a615d742da4a 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -89809,6 +95425,24 @@ index b9d00d7be11d..a615d742da4a 100644
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["CPU_ARCH"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
@@ -89831,10 +95465,9 @@ index b9d00d7be11d..a615d742da4a 100644
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
-     DEFINES["USE_X11"] = "1"
- 
+-
+-    DEFINES["USE_X11"] = "1"
+-
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Android":
 -
 -    OS_LIBS += [
@@ -89844,48 +95477,57 @@ index b9d00d7be11d..a615d742da4a 100644
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Android":
 -
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
 -    OS_LIBS += [
 -        "android_support"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["CPU_ARCH"] == "x86_64":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
 -    DEFINES["_GNU_SOURCE"] = True
--
- Library("video_receive_stream_timeout_tracker_gn")
-diff --git third_party/libwebrtc/video/video_stream_encoder_impl_gn/moz.build third_party/libwebrtc/video/video_stream_encoder_impl_gn/moz.build
-index e47ba1d748af..fac7af062907 100644
---- third_party/libwebrtc/video/video_stream_encoder_impl_gn/moz.build
-+++ third_party/libwebrtc/video/video_stream_encoder_impl_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("video_stream_encoder_impl_gn")
+diff --git third_party/libwebrtc/video/video_stream_encoder_interface_gn/moz.build third_party/libwebrtc/video/video_stream_encoder_interface_gn/moz.build
+index e058513d4fb8..d51109a08c5f 100644
+--- third_party/libwebrtc/video/video_stream_encoder_interface_gn/moz.build
++++ third_party/libwebrtc/video/video_stream_encoder_interface_gn/moz.build
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -89894,7 +95536,7 @@ index e47ba1d748af..fac7af062907 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -46,174 +56,15 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,111 +48,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -89906,7 +95548,6 @@ index e47ba1d748af..fac7af062907 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -89914,13 +95555,11 @@ index e47ba1d748af..fac7af062907 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -89943,18 +95582,12 @@ index e47ba1d748af..fac7af062907 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
--    OS_LIBS += [
--        "dl",
--        "rt"
--    ]
--
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -89970,7 +95603,6 @@ index e47ba1d748af..fac7af062907 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -89990,9 +95622,6 @@ index e47ba1d748af..fac7af062907 100644
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
@@ -90004,14 +95633,26 @@ index e47ba1d748af..fac7af062907 100644
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["CPU_ARCH"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+@@ -153,57 +68,8 @@ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -90052,42 +95693,38 @@ index e47ba1d748af..fac7af062907 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
- Library("video_stream_encoder_impl_gn")
+ Library("video_stream_encoder_interface_gn")
 diff --git third_party/libwebrtc/webrtc_gn/moz.build third_party/libwebrtc/webrtc_gn/moz.build
-index f8d19d3c008b..a91ccf711510 100644
+index b91e518cabc7..495fb5b35f3d 100644
 --- third_party/libwebrtc/webrtc_gn/moz.build
 +++ third_party/libwebrtc/webrtc_gn/moz.build
-@@ -12,10 +12,20 @@ AllowCompilerWarnings()
+@@ -12,11 +12,20 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_AVX2"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
@@ -90096,7 +95733,7 @@ index f8d19d3c008b..a91ccf711510 100644
  
  FINAL_LIBRARY = "webrtc"
  
-@@ -37,159 +47,14 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -39,139 +48,23 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
@@ -90108,7 +95745,6 @@ index f8d19d3c008b..a91ccf711510 100644
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
@@ -90122,7 +95758,6 @@ index f8d19d3c008b..a91ccf711510 100644
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
@@ -90130,6 +95765,11 @@ index f8d19d3c008b..a91ccf711510 100644
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    LOCAL_INCLUDES += [
+-        "/third_party/libwebrtc/sdk/objc/",
+-        "/third_party/libwebrtc/sdk/objc/base/"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
@@ -90146,7 +95786,6 @@ index f8d19d3c008b..a91ccf711510 100644
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
--        "dl",
 -        "rt"
 -    ]
 -
@@ -90156,7 +95795,6 @@ index f8d19d3c008b..a91ccf711510 100644
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
@@ -90183,7 +95821,6 @@ index f8d19d3c008b..a91ccf711510 100644
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
@@ -90210,6 +95847,7 @@ index f8d19d3c008b..a91ccf711510 100644
 -        "ole32",
 -        "oleaut32",
 -        "secur32",
+-        "shcore",
 -        "strmiids",
 -        "user32",
 -        "winmm"
@@ -90220,19 +95858,49 @@ index f8d19d3c008b..a91ccf711510 100644
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
++    DEFINES["WEBRTC_USE_PIPEWIRE"] = True
  
 -if CONFIG["CPU_ARCH"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
--
--if CONFIG["CPU_ARCH"] == "ppc64":
--
--    OS_LIBS += [
--        "m"
--    ]
--
++    LOCAL_INCLUDES += [
++        "/third_party/pipewire/"
++    ]
+ 
+ if CONFIG["CPU_ARCH"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+     DEFINES["WEBRTC_USE_PIPEWIRE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+     LOCAL_INCLUDES += [
+         "/third_party/pipewire/"
+@@ -180,7 +73,6 @@ if CONFIG["CPU_ARCH"] == "mips32":
+ if CONFIG["CPU_ARCH"] == "mips64":
+ 
+     DEFINES["WEBRTC_USE_PIPEWIRE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+     LOCAL_INCLUDES += [
+         "/third_party/pipewire/"
+@@ -189,32 +81,22 @@ if CONFIG["CPU_ARCH"] == "mips64":
+ if CONFIG["CPU_ARCH"] == "x86":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_USE_PIPEWIRE"] = True
++
++    LOCAL_INCLUDES += [
++        "/third_party/pipewire/"
++    ]
+ 
+ if CONFIG["CPU_ARCH"] == "x86_64":
+ 
+     DEFINES["WEBRTC_ENABLE_AVX2"] = True
++    DEFINES["WEBRTC_USE_PIPEWIRE"] = True
+ 
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
@@ -90252,13 +95920,16 @@ index f8d19d3c008b..a91ccf711510 100644
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
--
++    LOCAL_INCLUDES += [
++        "/third_party/pipewire/"
++    ]
+ 
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
-@@ -204,49 +69,4 @@ if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+@@ -229,53 +111,4 @@ if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
          "Xtst"
      ]
  
@@ -90277,34 +95948,38 @@ index f8d19d3c008b..a91ccf711510 100644
 -
 -if CONFIG["CPU_ARCH"] == "aarch64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_USE_PIPEWIRE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
--    OS_LIBS += [
--        "m"
+-    LOCAL_INCLUDES += [
+-        "/third_party/pipewire/"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "arm" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_USE_PIPEWIRE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
+-    LOCAL_INCLUDES += [
+-        "/third_party/pipewire/"
+-    ]
+-
 -if CONFIG["CPU_ARCH"] == "x86" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_USE_PIPEWIRE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
--    OS_LIBS += [
--        "m"
+-    LOCAL_INCLUDES += [
+-        "/third_party/pipewire/"
 -    ]
 -
 -if CONFIG["CPU_ARCH"] == "x86_64" and CONFIG["OS_TARGET"] == "Linux":
 -
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-    DEFINES["WEBRTC_USE_PIPEWIRE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
--    OS_LIBS += [
--        "m"
+-    LOCAL_INCLUDES += [
+-        "/third_party/pipewire/"
 -    ]
 -
  Library("webrtc_gn")
diff --git a/www/librewolf/files/patch-modules_fdlibm_src_math__private.h b/www/librewolf/files/patch-modules_fdlibm_src_math__private.h
new file mode 100644
index 0000000000..8d893f31e8
--- /dev/null
+++ b/www/librewolf/files/patch-modules_fdlibm_src_math__private.h
@@ -0,0 +1,27 @@
+commit 7a20fbf537ee0867244109d1ea48a8ad9de2e4ea
+Author: Christoph Moench-Tegeder <cmt@burggraben.net>
+
+    align typedefs with our libm for historical CPUs
+
+diff --git modules/fdlibm/src/math_private.h modules/fdlibm/src/math_private.h
+index f4373f27834a..3b898241660f 100644
+--- modules/fdlibm/src/math_private.h
++++ modules/fdlibm/src/math_private.h
+@@ -30,9 +30,17 @@
+  * Adapted from https://github.com/freebsd/freebsd-src/search?q=__double_t
+  */
+ 
++#ifdef __LP64__
+ typedef double      __double_t;
++#else
++typedef long double __double_t;
++#endif
+ typedef __double_t  double_t;
++#ifdef __LP64__
+ typedef float       __float_t;
++#else
++typedef long double __float_t;
++#endif
+ 
+ /*
+  * The original fdlibm code used statements like:
diff --git a/www/librewolf/files/patch-mozglue_misc_SSE.h b/www/librewolf/files/patch-mozglue_misc_SSE.h
new file mode 100644
index 0000000000..296c50d060
--- /dev/null
+++ b/www/librewolf/files/patch-mozglue_misc_SSE.h
@@ -0,0 +1,84 @@
+commit 70c3be521da1296f7ba47bd07b67927e43634d1b
+Author: Christoph Moench-Tegeder <cmt@burggraben.net>
+
+    disable SSE and friends in builds for legacy architectures
+
+diff --git gfx/thebes/moz.build gfx/thebes/moz.build
+index 71903756ea19..3591cc0f38e8 100644
+--- gfx/thebes/moz.build
++++ gfx/thebes/moz.build
+@@ -174,7 +174,7 @@ elif CONFIG["MOZ_WIDGET_TOOLKIT"] == "windows":
+     ]
+ 
+ # Are we targeting x86 or x64?  If so, build gfxAlphaRecoverySSE2.cpp.
+-if CONFIG["INTEL_ARCHITECTURE"]:
++if CONFIG["INTEL_ARCHITECTURE"] and CONFIG['CPU_ARCH'] == 'x86_64':
+     SOURCES += ["gfxAlphaRecoverySSE2.cpp"]
+     # The file uses SSE2 intrinsics, so it needs special compile flags on some
+     # compilers.
+diff --git mozglue/misc/SSE.h mozglue/misc/SSE.h
+index 0b87366a8043..af0a0b38d23c 100644
+--- mozglue/misc/SSE.h
++++ mozglue/misc/SSE.h
+@@ -100,36 +100,50 @@
+ #    define MOZILLA_PRESUME_MMX 1
+ #  endif
+ #  ifdef __SSE__
++#  if !defined(__386__)
+ // It's ok to use SSE instructions based on the -march option (or
+ // the default for x86_64 or for Intel Mac).
+ #    define MOZILLA_PRESUME_SSE 1
+ #  endif
++#  endif
+ #  ifdef __SSE2__
++#  if !defined(__386__)
+ // It's ok to use SSE2 instructions based on the -march option (or
+ // the default for x86_64 or for Intel Mac).
+ #    define MOZILLA_PRESUME_SSE2 1
+ #  endif
++#  endif
+ #  ifdef __SSE3__
++#  if !defined(__386__)
+ // It's ok to use SSE3 instructions based on the -march option (or the
+ // default for Intel Mac).
+ #    define MOZILLA_PRESUME_SSE3 1
+ #  endif
++#  endif
+ #  ifdef __SSSE3__
++#  if !defined(__386__)
+ // It's ok to use SSSE3 instructions based on the -march option.
+ #    define MOZILLA_PRESUME_SSSE3 1
+ #  endif
++#  endif
+ #  ifdef __SSE4A__
++#  if !defined(__386__)
+ // It's ok to use SSE4A instructions based on the -march option.
+ #    define MOZILLA_PRESUME_SSE4A 1
+ #  endif
++#  endif
+ #  ifdef __SSE4_1__
++#  if !defined(__386__)
+ // It's ok to use SSE4.1 instructions based on the -march option.
+ #    define MOZILLA_PRESUME_SSE4_1 1
+ #  endif
++#  endif
+ #  ifdef __SSE4_2__
++#  if !defined(__386__)
+ // It's ok to use SSE4.2 instructions based on the -march option.
+ #    define MOZILLA_PRESUME_SSE4_2 1
+ #  endif
++#  endif
+ #  ifdef __AVX__
+ // It's ok to use AVX instructions based on the -march option.
+ #    define MOZILLA_PRESUME_AVX 1
+@@ -144,8 +158,10 @@
+ #  endif
+ 
+ #  ifdef HAVE_CPUID_H
++#  if !defined(__i386__)
+ #    define MOZILLA_SSE_HAVE_CPUID_DETECTION
+ #  endif
++#  endif
+ 
+ #elif defined(_MSC_VER) && (defined(_M_IX86) || defined(_M_AMD64))
+ 
diff --git a/www/librewolf/files/patch-pipewire_init b/www/librewolf/files/patch-pipewire_init
index 641e0e51f3..0af5db3626 100644
--- a/www/librewolf/files/patch-pipewire_init
+++ b/www/librewolf/files/patch-pipewire_init
@@ -2,23 +2,36 @@
     
     Ref: https://gitlab.freedesktop.org/pipewire/pipewire/-/issues/1819
 
-diff --git third_party/libwebrtc/modules/desktop_capture/linux/wayland/moz_base_capturer_pipewire.cc third_party/libwebrtc/modules/desktop_capture/linux/wayland/moz_base_capturer_pipewire.cc
-index 9bd7cec7ff22..811c4eb33e7c 100644
---- third_party/libwebrtc/modules/desktop_capture/linux/wayland/moz_base_capturer_pipewire.cc
-+++ third_party/libwebrtc/modules/desktop_capture/linux/wayland/moz_base_capturer_pipewire.cc
-@@ -382,7 +382,7 @@ void BaseCapturerPipeWire::InitPipeWire() {
-   }
- #endif  // defined(WEBRTC_DLOPEN_PIPEWIRE)
+diff --git third_party/libwebrtc/modules/desktop_capture/linux/wayland/shared_screencast_stream.cc third_party/libwebrtc/modules/desktop_capture/linux/wayland/shared_screencast_stream.cc
+index 1872a8684132..7e519f9e9cbb 100644
+--- third_party/libwebrtc/modules/desktop_capture/linux/wayland/shared_screencast_stream.cc
++++ third_party/libwebrtc/modules/desktop_capture/linux/wayland/shared_screencast_stream.cc
+@@ -417,7 +417,7 @@ bool SharedScreenCastStreamPrivate::StartScreenCastStream(
+ 
+   pw_stream_node_id_ = stream_node_id;
  
 -  pw_init(/*argc=*/nullptr, /*argc=*/nullptr);
 +  pipewire_init(/*argc=*/nullptr, /*argc=*/nullptr);
  
    pw_main_loop_ = pw_thread_loop_new("pipewire-main-loop", nullptr);
  
-diff --git third_party/libwebrtc/modules/desktop_capture/linux/wayland/pipewire.sigs third_party/libwebrtc/modules/desktop_capture/linux/wayland/pipewire.sigs
-index 06a97b8f294e..ea14a8014431 100644
---- third_party/libwebrtc/modules/desktop_capture/linux/wayland/pipewire.sigs
-+++ third_party/libwebrtc/modules/desktop_capture/linux/wayland/pipewire.sigs
+diff --git third_party/libwebrtc/modules/desktop_capture/linux/wayland/test/test_screencast_stream_provider.cc third_party/libwebrtc/modules/desktop_capture/linux/wayland/test/test_screencast_stream_provider.cc
+index ffba13775363..da6a828a21ee 100644
+--- third_party/libwebrtc/modules/desktop_capture/linux/wayland/test/test_screencast_stream_provider.cc
++++ third_party/libwebrtc/modules/desktop_capture/linux/wayland/test/test_screencast_stream_provider.cc
+@@ -36,7 +36,7 @@ TestScreenCastStreamProvider::TestScreenCastStreamProvider(Observer* observer,
+     return;
+   }
+ 
+-  pw_init(/*argc=*/nullptr, /*argc=*/nullptr);
++  pipewire_init(/*argc=*/nullptr, /*argc=*/nullptr);
+ 
+   pw_main_loop_ = pw_thread_loop_new("pipewire-test-main-loop", nullptr);
+ 
+diff --git third_party/libwebrtc/modules/portal/pipewire.sigs third_party/libwebrtc/modules/portal/pipewire.sigs
+index c3abf05b386f..a994c218f5a5 100644
+--- third_party/libwebrtc/modules/portal/pipewire.sigs
++++ third_party/libwebrtc/modules/portal/pipewire.sigs
 @@ -15,7 +15,7 @@ pw_loop * pw_loop_new(const spa_dict *props);
  
  
@@ -28,21 +41,21 @@ index 06a97b8f294e..ea14a8014431 100644
  const char* pw_get_library_version();
  
  // properties.h
-diff --git third_party/libwebrtc/modules/desktop_capture/linux/wayland/shared_screencast_stream.cc third_party/libwebrtc/modules/desktop_capture/linux/wayland/shared_screencast_stream.cc
-index 12c8e7a9347d..00e3a9c76758 100644
---- third_party/libwebrtc/modules/desktop_capture/linux/wayland/shared_screencast_stream.cc
-+++ third_party/libwebrtc/modules/desktop_capture/linux/wayland/shared_screencast_stream.cc
-@@ -388,7 +388,7 @@ bool SharedScreenCastStreamPrivate::StartScreenCastStream(
- 
-   pw_stream_node_id_ = stream_node_id;
+diff --git third_party/libwebrtc/modules/video_capture/linux/pipewire_session.cc third_party/libwebrtc/modules/video_capture/linux/pipewire_session.cc
+index f2680b28162c..03476a5fffd0 100644
+--- third_party/libwebrtc/modules/video_capture/linux/pipewire_session.cc
++++ third_party/libwebrtc/modules/video_capture/linux/pipewire_session.cc
+@@ -252,7 +252,7 @@ void PipeWireSession::InitPipeWire(int fd) {
+ }
  
--  pw_init(/*argc=*/nullptr, /*argc=*/nullptr);
-+  pipewire_init(/*argc=*/nullptr, /*argc=*/nullptr);
+ bool PipeWireSession::StartPipeWire(int fd) {
+-  pw_init(/*argc=*/nullptr, /*argv=*/nullptr);
++  pipewire_init(/*argc=*/nullptr, /*argv=*/nullptr);
  
    pw_main_loop_ = pw_thread_loop_new("pipewire-main-loop", nullptr);
  
 diff --git third_party/pipewire/libpipewire/mozpipewire.cpp third_party/pipewire/libpipewire/mozpipewire.cpp
-index 1ecfc3196af1..6f44b35964d0 100644
+index b8068296745e..7e8be3dc764f 100644
 --- third_party/pipewire/libpipewire/mozpipewire.cpp
 +++ third_party/pipewire/libpipewire/mozpipewire.cpp
 @@ -58,7 +58,7 @@ struct pw_context * (*pw_context_new_fn)(struct pw_loop *main_loop,
@@ -51,19 +64,19 @@ index 1ecfc3196af1..6f44b35964d0 100644
  static int (*pw_core_disconnect_fn)(struct pw_core *core);
 -static void (*pw_init_fn)(int *argc, char **argv[]);
 +static void (*pipewire_init_fn)(int *argc, char **argv[]);
+ static void (*pw_proxy_destroy_fn)(struct pw_proxy *proxy);
  static void (*pw_stream_add_listener_fn)(struct pw_stream *stream,
                                        struct spa_hook *listener,
-                                       const struct pw_stream_events *events,
-@@ -96,7 +96,7 @@ bool IsPwLibraryLoaded() {
+@@ -103,7 +103,7 @@ bool IsPwLibraryLoaded() {
            IS_FUNC_LOADED(pw_context_destroy_fn) &&
            IS_FUNC_LOADED(pw_context_new_fn) &&
            IS_FUNC_LOADED(pw_core_disconnect_fn) &&
 -          IS_FUNC_LOADED(pw_init_fn) &&
 +          IS_FUNC_LOADED(pipewire_init_fn) &&
+           IS_FUNC_LOADED(pw_proxy_destroy_fn) &&
            IS_FUNC_LOADED(pw_stream_add_listener_fn) &&
            IS_FUNC_LOADED(pw_stream_connect_fn) &&
-           IS_FUNC_LOADED(pw_stream_dequeue_buffer_fn) &&
-@@ -133,7 +133,7 @@ bool LoadPWLibrary() {
+@@ -146,7 +146,7 @@ bool LoadPWLibrary() {
      GET_FUNC(pw_context_destroy, pwLib);
      GET_FUNC(pw_context_new, pwLib);
      GET_FUNC(pw_core_disconnect, pwLib);
@@ -71,8 +84,8 @@ index 1ecfc3196af1..6f44b35964d0 100644
 +    GET_FUNC(pipewire_init, pwLib);
      GET_FUNC(pw_stream_add_listener, pwLib);
      GET_FUNC(pw_stream_connect, pwLib);
-     GET_FUNC(pw_stream_dequeue_buffer, pwLib);
-@@ -207,12 +207,12 @@ pw_core_disconnect(struct pw_core *core)
+     GET_FUNC(pw_stream_disconnect, pwLib);
+@@ -226,12 +226,12 @@ pw_core_disconnect(struct pw_core *core)
  }
  
  void
@@ -87,21 +100,6 @@ index 1ecfc3196af1..6f44b35964d0 100644
  }
  
  void
-diff --git third_party/pipewire/pipewire/log.h third_party/pipewire/pipewire/log.h
-index 26ffc20f9a0d..0357bdffbb7e 100644
---- third_party/pipewire/pipewire/log.h
-+++ third_party/pipewire/pipewire/log.h
-@@ -50,8 +50,8 @@ extern enum spa_log_level pw_log_level;
- extern struct spa_log_topic *PW_LOG_TOPIC_DEFAULT;
- 
- /** Configure a logging module. This is usually done automatically
-- * in pw_init() but you can install a custom logger before calling
-- * pw_init(). */
-+ * in pipewire_init() but you can install a custom logger before calling
-+ * pipewire_init(). */
- void pw_log_set(struct spa_log *log);
- 
- /** Get the log interface */
 diff --git third_party/pipewire/pipewire/pipewire.h third_party/pipewire/pipewire/pipewire.h
 index b932103f46e6..2c88e28421ec 100644
 --- third_party/pipewire/pipewire/pipewire.h
diff --git a/www/librewolf/files/patch-python_mozbuild_mozbuild_gn__processor.py b/www/librewolf/files/patch-python_mozbuild_mozbuild_gn__processor.py
index 98af67e370..777e27798d 100644
--- a/www/librewolf/files/patch-python_mozbuild_mozbuild_gn__processor.py
+++ b/www/librewolf/files/patch-python_mozbuild_mozbuild_gn__processor.py
@@ -1,6 +1,13 @@
---- python/mozbuild/mozbuild/gn_processor.py.orig	2022-11-03 22:19:40.000000000 +0100
-+++ python/mozbuild/mozbuild/gn_processor.py	2022-11-07 21:11:42.596355000 +0100
-@@ -166,6 +166,7 @@
+commit 8dfec3226ff4d7d7f852ea700a5052976eded46e
+Author: Christoph Moench-Tegeder <cmt@burggraben.net>
+
+    chase gn_processor.py changes
+
+diff --git python/mozbuild/mozbuild/gn_processor.py python/mozbuild/mozbuild/gn_processor.py
+index b6c51ee010a8..15b4bda9df6e 100644
+--- python/mozbuild/mozbuild/gn_processor.py
++++ python/mozbuild/mozbuild/gn_processor.py
+@@ -185,6 +185,7 @@ def filter_gn_config(path, gn_result, sandbox_vars, input_vars, gn_target):
      }
      oses = {
          "android": "Android",
@@ -8,7 +15,7 @@
          "linux": "Linux",
          "mac": "Darwin",
          "openbsd": "OpenBSD",
-@@ -662,15 +663,15 @@
+@@ -735,16 +736,16 @@ def main():
  
      vars_set = []
      for is_debug in (True, False):
@@ -24,11 +31,13 @@
 +            if target_os in ("android", "freebsd", "linux", "win"):
                  target_cpus.append("x86")
 -            if target_os == "linux":
+-                target_cpus.extend(["ppc64", "riscv64", "mipsel", "mips64el"])
 +            if target_os in ("freebsd", "linux"):
-                 target_cpus.append("ppc64")
++                target_cpus.extend(["ppc64", "mipsel", "mips64el"])
              for target_cpu in target_cpus:
                  vars = {
-@@ -679,7 +680,7 @@
+                     "host_cpu": "x64",
+@@ -752,7 +753,7 @@ def main():
                      "target_cpu": target_cpu,
                      "target_os": target_os,
                  }
diff --git a/www/librewolf/files/patch-rust-1.70.0 b/www/librewolf/files/patch-rust-1.70.0
deleted file mode 100644
index 233e51bee1..0000000000
--- a/www/librewolf/files/patch-rust-1.70.0
+++ /dev/null
@@ -1,33 +0,0 @@
-https://github.com/mozilla/mp4parse-rust/commit/8b5b652d38e007e736bb442ccd5aa5ed699db100
-
-From 8b5b652d38e007e736bb442ccd5aa5ed699db100 Mon Sep 17 00:00:00 2001
-From: Matthew Gregan <kinetik@flim.org>
-Date: Thu, 16 Jun 2022 13:54:02 +1200
-Subject: [PATCH] Fix `unstable-name-collisions` warning by using fully
- qualified path.
-
----
- mp4parse/src/lib.rs | 9 +++++++--
- 1 file changed, 7 insertions(+), 2 deletions(-)
-
-diff --git a/mp4parse/src/lib.rs b/mp4parse/src/lib.rs
-index 567ee21d..4f3d7153 100644
---- third_party/rust/mp4parse/src/lib.rs
-+++ third_party/rust/mp4parse/src/lib.rs
-@@ -3506,8 +3506,13 @@ macro_rules! impl_mul {
-             type Output = $output;
- 
-             fn mul(self, rhs: $rhs) -> Self::Output {
--                static_assertions::const_assert!(<$output>::MAX <= <$inner>::MAX as u64);
--                static_assertions::const_assert!(<$lhs>::MAX * <$rhs>::MAX <= <$output>::MAX);
-+                static_assertions::const_assert!(
-+                    <$output as UpperBounded>::MAX <= <$inner>::MAX as u64
-+                );
-+                static_assertions::const_assert!(
-+                    <$lhs as UpperBounded>::MAX * <$rhs as UpperBounded>::MAX
-+                        <= <$output as UpperBounded>::MAX
-+                );
- 
-                 let lhs: $inner = self.get().into();
-                 let rhs: $inner = rhs.get().into();
-
diff --git a/www/librewolf/files/patch-third__party_libwebrtc_build_config_BUILDCONFIG.gn b/www/librewolf/files/patch-third__party_libwebrtc_build_config_BUILDCONFIG.gn
index c865374a24..331a940153 100644
--- a/www/librewolf/files/patch-third__party_libwebrtc_build_config_BUILDCONFIG.gn
+++ b/www/librewolf/files/patch-third__party_libwebrtc_build_config_BUILDCONFIG.gn
@@ -1,6 +1,26 @@
---- third_party/libwebrtc/build/config/BUILDCONFIG.gn.orig	2022-10-09 20:42:58.113963000 +0200
-+++ third_party/libwebrtc/build/config/BUILDCONFIG.gn	2022-10-09 20:46:16.128220000 +0200
-@@ -132,6 +132,7 @@
+commit 93615ae859d1d819b33bbe0e32c5260a467b3625
+Author: Christoph Moench-Tegeder <cmt@burggraben.net>
+
+    enable pipewire on bsd
+
+diff --git third_party/libwebrtc/BUILD.gn third_party/libwebrtc/BUILD.gn
+index 6eb14773b0a7..d63fd1d5529f 100644
+--- third_party/libwebrtc/BUILD.gn
++++ third_party/libwebrtc/BUILD.gn
+@@ -106,7 +106,7 @@ if (!build_with_chromium && !build_with_mozilla) {
+           "tools_webrtc/perf:webrtc_dashboard_upload",
+         ]
+       }
+-      if ((is_linux || is_chromeos) && rtc_use_pipewire) {
++      if ((is_linux || is_chromeos || is_bsd) && rtc_use_pipewire) {
+         deps += [ "modules/desktop_capture:shared_screencast_stream_test" ]
+       }
+       if (is_fuchsia) {
+diff --git third_party/libwebrtc/build/config/BUILDCONFIG.gn third_party/libwebrtc/build/config/BUILDCONFIG.gn
+index 571ae5f0d60d..863d428fc676 100644
+--- third_party/libwebrtc/build/config/BUILDCONFIG.gn
++++ third_party/libwebrtc/build/config/BUILDCONFIG.gn
+@@ -132,6 +132,7 @@ declare_args() {
  
    # Set to true when compiling with the Clang compiler.
    is_clang = current_os != "linux" || current_os == "openbsd" ||
@@ -8,7 +28,7 @@
               (current_cpu != "s390x" && current_cpu != "s390" &&
                current_cpu != "ppc64" && current_cpu != "ppc" &&
                current_cpu != "mips" && current_cpu != "mips64" &&
-@@ -184,7 +185,7 @@
+@@ -184,7 +185,7 @@ if (host_toolchain == "") {
    # TODO(dpranke): Add some sort of assert here that verifies that
    # no toolchain omitted host_toolchain from its toolchain_args().
  
@@ -17,7 +37,7 @@
      if (target_os != "linux") {
        host_toolchain = "//build/toolchain/linux:clang_$host_cpu"
      } else if (is_clang) {
-@@ -222,7 +223,7 @@
+@@ -222,7 +223,7 @@ if (target_os == "android") {
    assert(host_os == "linux" || host_os == "mac",
           "Android builds are only supported on Linux and Mac hosts.")
    _default_toolchain = "//build/toolchain/android:android_clang_$target_cpu"
@@ -26,7 +46,7 @@
    # See comments in build/toolchain/cros/BUILD.gn about board compiles.
    if (is_clang) {
      _default_toolchain = "//build/toolchain/linux:clang_$target_cpu"
-@@ -288,7 +289,7 @@
+@@ -288,7 +289,7 @@ is_chromeos = current_os == "chromeos"
  is_fuchsia = current_os == "fuchsia"
  is_ios = current_os == "ios"
  is_linux = current_os == "linux"
@@ -35,3 +55,87 @@
  is_mac = current_os == "mac"
  is_nacl = current_os == "nacl"
  is_win = current_os == "win" || current_os == "winuwp"
+diff --git third_party/libwebrtc/modules/desktop_capture/BUILD.gn third_party/libwebrtc/modules/desktop_capture/BUILD.gn
+index c184e2fbbcac..e1af29734d8b 100644
+--- third_party/libwebrtc/modules/desktop_capture/BUILD.gn
++++ third_party/libwebrtc/modules/desktop_capture/BUILD.gn
+@@ -75,7 +75,7 @@ if (rtc_include_tests) {
+         "window_finder_unittest.cc",
+       ]
+ 
+-      if ((is_linux || is_chromeos) && rtc_use_pipewire) {
++      if ((is_linux || is_chromeos || is_bsd) && rtc_use_pipewire) {
+         configs += [ "../portal:gio" ]
+       }
+ 
+@@ -87,7 +87,7 @@ if (rtc_include_tests) {
+     }
+   }
+ 
+-  if ((is_linux || is_chromeos) && rtc_use_pipewire) {
++  if ((is_linux || is_chromeos || is_bsd) && rtc_use_pipewire) {
+     rtc_test("shared_screencast_stream_test") {
+       testonly = true
+ 
+@@ -146,7 +146,7 @@ if (rtc_include_tests) {
+       "test_utils_unittest.cc",
+     ]
+ 
+-    if ((is_linux || is_chromeos) && rtc_use_pipewire) {
++    if ((is_linux || is_chromeos || is_bsd) && rtc_use_pipewire) {
+       configs += [ "../portal:gio" ]
+     }
+ 
+@@ -255,7 +255,7 @@ if (rtc_include_tests) {
+       "mock_desktop_capturer_callback.h",
+     ]
+ 
+-    if ((is_linux || is_chromeos) && rtc_use_pipewire) {
++    if ((is_linux || is_chromeos || is_bsd) && rtc_use_pipewire) {
+       configs += [ "../portal:gio" ]
+     }
+ 
+@@ -268,7 +268,7 @@ if (rtc_include_tests) {
+ }
+ 
+ # TODO(bugs.webrtc.org/14187): remove when all users are gone
+-if ((is_linux || is_chromeos) && rtc_use_pipewire) {
++if ((is_linux || is_chromeos || is_bsd) && rtc_use_pipewire) {
+   config("pipewire_config") {
+     configs = [ "../portal:pipewire_config" ]
+   }
+@@ -326,7 +326,7 @@ rtc_library("desktop_capture") {
+     "window_finder.cc",
+     "window_finder.h",
+   ]
+-  if (is_linux && !is_castos && rtc_use_pipewire) {
++  if ((is_linux || is_bsd) && !is_castos && rtc_use_pipewire) {
+     sources += [ "desktop_capture_metadata.h" ]
+   }
+   if (is_mac) {
+diff --git third_party/libwebrtc/modules/portal/BUILD.gn third_party/libwebrtc/modules/portal/BUILD.gn
+index d7768b2323c9..3593a6959277 100644
+--- third_party/libwebrtc/modules/portal/BUILD.gn
++++ third_party/libwebrtc/modules/portal/BUILD.gn
+@@ -10,7 +10,7 @@ import("//build/config/linux/pkg_config.gni")
+ import("//tools/generate_stubs/rules.gni")
+ import("../../webrtc.gni")
+ 
+-if ((is_linux || is_chromeos) && rtc_use_pipewire) {
++if ((is_linux || is_chromeos || is_bsd) && rtc_use_pipewire) {
+ if (!build_with_mozilla) {
+   pkg_config("gio") {
+     packages = [
+diff --git third_party/libwebrtc/webrtc.gni third_party/libwebrtc/webrtc.gni
+index b1db8ff88415..64e0cb8f7c79 100644
+--- third_party/libwebrtc/webrtc.gni
++++ third_party/libwebrtc/webrtc.gni
+@@ -153,7 +153,7 @@ declare_args() {
+   # By default it's only enabled on desktop Linux (excludes ChromeOS) and
+   # only when using the sysroot as PipeWire is not available in older and
+   # supported Ubuntu and Debian distributions.
+-  rtc_use_pipewire = is_linux && use_sysroot
++  rtc_use_pipewire = (is_linux || is_bsd) && use_sysroot
+ 
+   # Set this to link PipeWire and required libraries directly instead of using the dlopen.
+   rtc_link_pipewire = false
diff --git a/www/librewolf/files/patch-third__party_libwebrtc_modules_desktop__capture_linux_wayland__egl__dmabuf.cc b/www/librewolf/files/patch-third__party_libwebrtc_modules_desktop__capture_linux_wayland__egl__dmabuf.cc
new file mode 100644
index 0000000000..e83c56760a
--- /dev/null
+++ b/www/librewolf/files/patch-third__party_libwebrtc_modules_desktop__capture_linux_wayland__egl__dmabuf.cc
@@ -0,0 +1,26 @@
+commit 3524023ca1d2184ab9a5a7cc61695923e6834cc1
+Author: Christoph Moench-Tegeder <cmt@burggraben.net>
+
+    avoid linux-only includes
+
+diff --git third_party/libwebrtc/modules/desktop_capture/linux/wayland/egl_dmabuf.cc third_party/libwebrtc/modules/desktop_capture/linux/wayland/egl_dmabuf.cc
+index 6a019c64b4b3..18bb43d797dd 100644
+--- third_party/libwebrtc/modules/desktop_capture/linux/wayland/egl_dmabuf.cc
++++ third_party/libwebrtc/modules/desktop_capture/linux/wayland/egl_dmabuf.cc
+@@ -10,12 +10,16 @@
+ 
+ #include "modules/desktop_capture/linux/wayland/egl_dmabuf.h"
+ 
++#if !defined(__FreeBSD__)
+ #include <asm/ioctl.h>
++#endif
+ #include <dlfcn.h>
+ #include <fcntl.h>
+ #include <gdk/gdk.h>
+ #include <libdrm/drm_fourcc.h>
++#if !defined(__FreeBSD__)
+ #include <linux/types.h>
++#endif
+ #include <spa/param/video/format-utils.h>
+ #include <unistd.h>
+ #include <xf86drm.h>
diff --git a/www/librewolf/files/patch-toolkit_compontents_processtools_procinfo__bsd.c b/www/librewolf/files/patch-toolkit_compontents_processtools_procinfo__bsd.c
new file mode 100644
index 0000000000..e2e9a3cc88
--- /dev/null
+++ b/www/librewolf/files/patch-toolkit_compontents_processtools_procinfo__bsd.c
@@ -0,0 +1,104 @@
+diff --git toolkit/components/processtools/ProcInfo_bsd.cpp toolkit/components/processtools/ProcInfo_bsd.cpp
+index a6ff4881940c..f041ed5e50ce 100644
+--- toolkit/components/processtools/ProcInfo_bsd.cpp
++++ toolkit/components/processtools/ProcInfo_bsd.cpp
+@@ -18,6 +18,9 @@
+ #include <cstdio>
+ #include <cstring>
+ #include <unistd.h>
++#ifdef __FreeBSD__
++#include <sys/user.h>
++#endif
+ 
+ namespace mozilla {
+ 
+@@ -50,25 +53,39 @@ ProcInfoPromise::ResolveOrRejectValue GetProcInfoSync(
+   }
+   for (const auto& request : aRequests) {
+     size_t size;
++#ifdef __FreeBSD__
++    int mib[4];
++    int mibsize = 4;
++    mib[0] = CTL_KERN;
++    mib[1] = KERN_PROC;
++    mib[2] = KERN_PROC_PID | KERN_PROC_INC_THREAD;
++    mib[3] = request.pid;
++#else
+     int mib[6];
++    int mibsize = 6;
+     mib[0] = CTL_KERN;
+     mib[1] = KERN_PROC;
+     mib[2] = KERN_PROC_PID | KERN_PROC_SHOW_THREADS;
+     mib[3] = request.pid;
+     mib[4] = sizeof(kinfo_proc);
+     mib[5] = 0;
+-    if (sysctl(mib, 6, nullptr, &size, nullptr, 0) == -1) {
++#endif
++    if (sysctl(mib, mibsize, nullptr, &size, nullptr, 0) == -1) {
+       // Can't get info for this process. Skip it.
+       continue;
+     }
+ 
++#ifdef __FreeBSD__
++    auto procs = MakeUniqueFallible<kinfo_proc[]>(size / sizeof(kinfo_proc));
++#else
+     mib[5] = size / sizeof(kinfo_proc);
+     auto procs = MakeUniqueFallible<kinfo_proc[]>(mib[5]);
++#endif
+     if (!procs) {
+       result.SetReject(NS_ERROR_OUT_OF_MEMORY);
+       return result;
+     }
+-    if (sysctl(mib, 6, procs.get(), &size, nullptr, 0) == -1 &&
++    if (sysctl(mib, mibsize, procs.get(), &size, nullptr, 0) == -1 &&
+         errno != ENOMEM) {
+       continue;
+     }
+@@ -84,19 +101,34 @@ ProcInfoPromise::ResolveOrRejectValue GetProcInfoSync(
+     bool found = false;
+     for (size_t i = 0; i < size / sizeof(kinfo_proc); i++) {
+       const auto& p = procs[i];
++#ifdef __FreeBSD__
++      if (i == 0) {
++#else
+       if (p.p_tid == -1) {
++#endif
+         // This is the process.
+         found = true;
++#ifdef __FreeBSD__
++        info.cpuTime = uint64_t(p.ki_runtime) * 1'000u;
++        info.memory = (p.ki_tsize + p.ki_dsize + p.ki_ssize) * getpagesize();
++#else
+         info.cpuTime = uint64_t(p.p_rtime_sec) * 1'000'000'000u +
+                        uint64_t(p.p_rtime_usec) * 1'000u;
+         info.memory =
+             (p.p_vm_tsize + p.p_vm_dsize + p.p_vm_ssize) * getpagesize();
++#endif
++
+       } else {
+         // This is one of its threads.
+         ThreadInfo threadInfo;
++#ifdef __FreeBSD__
++        threadInfo.tid = p.ki_tid;
++        threadInfo.cpuTime = uint64_t(p.ki_runtime) * 1'000u;
++#else
+         threadInfo.tid = p.p_tid;
+         threadInfo.cpuTime = uint64_t(p.p_rtime_sec) * 1'000'000'000u +
+                              uint64_t(p.p_rtime_usec) * 1'000u;
++#endif
+         info.threads.AppendElement(threadInfo);
+       }
+     }
+diff --git toolkit/components/processtools/moz.build toolkit/components/processtools/moz.build
+index b7c164c1b0ac..a41dad52c343 100644
+--- toolkit/components/processtools/moz.build
++++ toolkit/components/processtools/moz.build
+@@ -39,7 +39,7 @@ BROWSER_CHROME_MANIFESTS += ["tests/browser/browser.ini"]
+ # Platform-specific implementations of `ProcInfo`.
+ toolkit = CONFIG["MOZ_WIDGET_TOOLKIT"]
+ if toolkit == "gtk" or toolkit == "android":
+-    if CONFIG["OS_TARGET"] == "OpenBSD":
++    if CONFIG["OS_TARGET"] == "FreeBSD" or CONFIG["OS_TARGET"] == "OpenBSD":
+         UNIFIED_SOURCES += ["ProcInfo_bsd.cpp"]
+     else:
+         UNIFIED_SOURCES += ["ProcInfo_linux.cpp"]
diff --git a/www/librewolf/files/patch-toolkit_xre_glxtest.cpp b/www/librewolf/files/patch-toolkit_xre_glxtest.cpp
index b89d8b492e..a054f2032c 100644
--- a/www/librewolf/files/patch-toolkit_xre_glxtest.cpp
+++ b/www/librewolf/files/patch-toolkit_xre_glxtest.cpp
@@ -1,9 +1,9 @@
---- toolkit/xre/glxtest.cpp.orig
-+++ toolkit/xre/glxtest.cpp
-@@ -270,9 +270,14 @@
- #define PCI_BASE_CLASS_DISPLAY 0x03
- 
+--- toolkit/xre/glxtest/glxtest.cpp.orig	2023-05-28 22:08:21.663847000 +0200
++++ toolkit/xre/glxtest/glxtest.cpp	2023-05-28 22:09:33.647075000 +0200
+@@ -195,9 +195,14 @@
  static void get_pci_status() {
+   log("GLX_TEST: get_pci_status start\n");
+ 
 +#if defined(__FreeBSD__)
 +  if (access("/dev/pci", F_OK) != 0) {
 +    record_warning("cannot access /dev/pci");
diff --git a/www/librewolf/files/patch-toolkit_xre_nsXREDirProvider.cpp b/www/librewolf/files/patch-toolkit_xre_nsXREDirProvider.cpp
deleted file mode 100644
index e49519e6f7..0000000000
--- a/www/librewolf/files/patch-toolkit_xre_nsXREDirProvider.cpp
+++ /dev/null
@@ -1,11 +0,0 @@
---- toolkit/xre/nsXREDirProvider.cpp.orig
-+++ toolkit/xre/nsXREDirProvider.cpp
-@@ -1614,6 +1614,7 @@
-
-     rv = AppendProfileString(aFile, folder.BeginReading());
-   } else {
-+    appName = nsAutoCString("librewolf");
-     if (!vendor.IsEmpty()) {
-       folder.Append(vendor);
-       ToLowerCase(folder);
-
diff --git a/www/librewolf/files/patch-widget_gtk_nsMenuBar.cpp b/www/librewolf/files/patch-widget_gtk_nsMenuBar.cpp
new file mode 100644
index 0000000000..dfa5ea927c
--- /dev/null
+++ b/www/librewolf/files/patch-widget_gtk_nsMenuBar.cpp
@@ -0,0 +1,11 @@
+--- widget/gtk/nsMenuBar.cpp.orig	2023-10-06 21:47:06.056933000 +0200
++++ widget/gtk/nsMenuBar.cpp	2023-10-06 21:44:31.623574000 +0200
+@@ -190,7 +190,7 @@
+ 
+     mEventListener = new DocEventListener(this);
+ 
+-    mDocument = do_QueryInterface(ContentNode()->OwnerDoc());
++    mDocument = ContentNode()->OwnerDoc();
+ 
+     mAccessKey = Preferences::GetInt("ui.key.menuAccessKey");
+     if (mAccessKey == dom::KeyboardEvent_Binding::DOM_VK_SHIFT) {
diff --git a/www/librewolf/files/patch-widget_gtk_nsMenuObject.cpp b/www/librewolf/files/patch-widget_gtk_nsMenuObject.cpp
new file mode 100644
index 0000000000..6badb2fdee
--- /dev/null
+++ b/www/librewolf/files/patch-widget_gtk_nsMenuObject.cpp
@@ -0,0 +1,66 @@
+#https://bugzilla.mozilla.org/show_bug.cgi?id=1853867
+#https://aur.archlinux.org/cgit/aur.git/commit/unity-menubar.patch?h=firefox-appmenu&id=1ab4aad0eaaa2f5313aee62606420b0b92c3d238
+--- widget/gtk/nsMenuObject.cpp.orig	2023-10-06 21:50:32.804805000 +0200
++++ widget/gtk/nsMenuObject.cpp	2023-10-06 21:11:59.559090000 +0200
+@@ -82,7 +82,7 @@
+     nsMenuObject *mOwner;
+     RefPtr<imgRequestProxy> mImageRequest;
+     nsCOMPtr<nsIURI> mURI;
+-    nsIntRect mImageRect;
++
+ };
+ 
+ NS_IMPL_ISUPPORTS(nsMenuObjectIconLoader, imgINotificationObserver)
+@@ -136,10 +136,8 @@
+         return;
+     }
+ 
+-    if (!mImageRect.IsEmpty()) {
+-        img = ImageOps::Clip(img, mImageRect);
+-    }
+ 
++
+     int32_t width, height;
+     img->GetWidth(&width);
+     img->GetHeight(&height);
+@@ -174,7 +172,7 @@
+     dom::Document *doc = mOwner->ContentNode()->OwnerDoc();
+ 
+     nsCOMPtr<nsIURI> uri;
+-    nsIntRect imageRect;
++
+     imgRequestProxy *imageRequest = nullptr;
+ 
+     nsAutoString uriString;
+@@ -197,9 +195,6 @@
+         imageRequest = list->mListStyleImage.GetImageRequest();
+         if (imageRequest) {
+             imageRequest->GetURI(getter_AddRefs(uri));
+-            auto& rect = list->mImageRegion.AsRect();
+-            imageRect = rect.ToLayoutRect().ToNearestPixels(
+-                            pc->AppUnitsPerDevPixel());
+         }
+     }
+ 
+@@ -217,7 +212,7 @@
+ 
+     bool same;
+     if (mURI && NS_SUCCEEDED(mURI->Equals(uri, &same)) && same &&
+-        (!imageRequest || imageRect == mImageRect)) {
++        (!imageRequest)) {
+         return;
+     }
+ 
+@@ -229,10 +224,10 @@
+     mURI = uri;
+ 
+     if (imageRequest) {
+-        mImageRect = imageRect;
++
+         imageRequest->Clone(this, nullptr, getter_AddRefs(mImageRequest));
+     } else {
+-        mImageRect.SetEmpty();
++
+         nsCOMPtr<nsILoadGroup> loadGroup = doc->GetDocumentLoadGroup();
+         RefPtr<imgLoader> loader =
+             nsContentUtils::GetImgLoaderForDocument(doc);