look_chromium_hevc_ac3.patch

diff --git a/electron b/electron
new file mode 160000
index 0000000000000..ce562b6889004
--- /dev/null
+++ b/electron
@@ -0,0 +1 @@
+Subproject commit ce562b68890043ae3404be27b088b20a91420c0e
diff --git a/media/base/supported_types.cc b/media/base/supported_types.cc
index 41a4609a2a7a3..0bff985da2ad7 100644
--- a/media/base/supported_types.cc
+++ b/media/base/supported_types.cc
@@ -201,30 +201,6 @@ bool IsAudioCodecProprietary(AudioCodec codec) {
 }
 #endif  // !BUILDFLAG(USE_PROPRIETARY_CODECS)
 
-bool IsHevcProfileSupported(const VideoType& type) {
-  if (!IsColorSpaceSupported(type.color_space))
-    return false;
-
-#if BUILDFLAG(ENABLE_PLATFORM_HEVC)
-#if BUILDFLAG(IS_WIN) || BUILDFLAG(IS_CHROMEOS) || BUILDFLAG(IS_LINUX)
-  return GetSupplementalProfileCache()->IsProfileSupported(type.profile);
-#else
-  return true;
-#endif  // BUILDFLAG(IS_WIN) || BUILDFLAG(IS_CHROMEOS) || BUILDFLAG(IS_LINUX)
-#elif BUILDFLAG(ENABLE_PLATFORM_ENCRYPTED_HEVC)
-  // Only encrypted HEVC content is supported, and normally MSE.isTypeSupported
-  // returns false for HEVC. The kEnableClearHevcForTesting flag allows it to
-  // return true to enable a wider array of test scenarios to function properly.
-  if (!base::CommandLine::ForCurrentProcess()->HasSwitch(
-          switches::kEnableClearHevcForTesting)) {
-    return false;
-  }
-  return type.profile == HEVCPROFILE_MAIN || type.profile == HEVCPROFILE_MAIN10;
-#else
-  return false;
-#endif
-}
-
 bool IsVp9ProfileSupported(const VideoType& type) {
 #if BUILDFLAG(ENABLE_LIBVPX)
   // High bit depth capabilities may be toggled via LibVPX config flags.
@@ -332,18 +308,17 @@ bool IsDefaultSupportedVideoType(const VideoType& type) {
     case VideoCodec::kH264:
     case VideoCodec::kVP8:
     case VideoCodec::kTheora:
+    case VideoCodec::kHEVC:
+    case VideoCodec::kMPEG2:
       return true;
     case VideoCodec::kAV1:
       return IsAV1Supported(type);
     case VideoCodec::kVP9:
       return IsVp9ProfileSupported(type);
-    case VideoCodec::kHEVC:
-      return IsHevcProfileSupported(type);
     case VideoCodec::kMPEG4:
       return IsMPEG4Supported();
     case VideoCodec::kUnknown:
     case VideoCodec::kVC1:
-    case VideoCodec::kMPEG2:
     case VideoCodec::kDolbyVision:
       return false;
   }
@@ -374,10 +349,10 @@ bool IsDefaultSupportedAudioType(const AudioType& type) {
     case AudioCodec::kPCM_S24BE:
     case AudioCodec::kPCM_ALAW:
     case AudioCodec::kVorbis:
-      return true;
+    case AudioCodec::kAC3:
     case AudioCodec::kEAC3:
+      return true;
     case AudioCodec::kALAC:
-    case AudioCodec::kAC3:
     case AudioCodec::kMpegHAudio:
     case AudioCodec::kUnknown:
       return false;
diff --git a/media/ffmpeg/ffmpeg_common.cc b/media/ffmpeg/ffmpeg_common.cc
index 76f03d6608e57..75ab3118ffd47 100644
--- a/media/ffmpeg/ffmpeg_common.cc
+++ b/media/ffmpeg/ffmpeg_common.cc
@@ -139,6 +139,10 @@ AVCodecID AudioCodecToCodecID(AudioCodec audio_codec,
   switch (audio_codec) {
     case AudioCodec::kAAC:
       return AV_CODEC_ID_AAC;
+    case AudioCodec::kAC3:
+      return AV_CODEC_ID_AC3;
+    case AudioCodec::kEAC3:
+      return AV_CODEC_ID_EAC3;
     case AudioCodec::kALAC:
       return AV_CODEC_ID_ALAC;
     case AudioCodec::kMP3:
diff --git a/media/media_options.gni b/media/media_options.gni
index 5667cac61f3dd..7000f23a3781e 100644
--- a/media/media_options.gni
+++ b/media/media_options.gni
@@ -46,16 +46,15 @@ declare_args() {
   # Enables AC3/EAC3 audio demuxing. This is enabled only on Chromecast, since
   # it only provides demuxing, and is only useful for AC3/EAC3 audio
   # pass-through to HDMI sink on Chromecast.
-  enable_platform_ac3_eac3_audio = proprietary_codecs && is_chromecast
+  enable_platform_ac3_eac3_audio = true
 
-  enable_platform_mpeg_h_audio = proprietary_codecs && is_chromecast
+  enable_platform_mpeg_h_audio = true
 
   # Enables DTS/DTSX audio handling in chromium. This includes demuxing,
   # on-device decoding and bitstream passthrough as supported by device.
   enable_platform_dts_audio = false
 
-  enable_mse_mpeg2ts_stream_parser =
-      proprietary_codecs && (is_chromecast || is_fuchsia || use_fuzzing_engine)
+  enable_mse_mpeg2ts_stream_parser = true
 
   enable_platform_encrypted_hevc =
       proprietary_codecs &&
@@ -90,9 +89,7 @@ declare_args() {
   # Enable HEVC/H265 demuxing. Actual decoding must be provided by the
   # platform. Enabled by default for Chromecast, fuzzer builds and protected
   # video on ChromeOS and Windows.
-  enable_platform_hevc =
-      proprietary_codecs &&
-      (is_chromecast || use_fuzzing_engine || enable_platform_encrypted_hevc)
+  enable_platform_hevc = true
 
   # Enable HEVC/H265 decoding with hardware acceleration assist. Enabled by
   # default for fuzzer builds and protected video on ChromeOS. It is also
diff --git a/third_party/electron_node b/third_party/electron_node
new file mode 160000
index 0000000000000..8c7695b8b6d50
--- /dev/null
+++ b/third_party/electron_node
@@ -0,0 +1 @@
+Subproject commit 8c7695b8b6d508aef67d5f2d4c6b9f42ff0fb976
diff --git a/third_party/nan b/third_party/nan
new file mode 160000
index 0000000000000..d9609bb2f14e3
--- /dev/null
+++ b/third_party/nan
@@ -0,0 +1 @@
+Subproject commit d9609bb2f14e33a4d1d2f5ee1834eb4300eaf595
diff --git a/third_party/squirrel.mac b/third_party/squirrel.mac
new file mode 160000
index 0000000000000..9b8ad9deb8308
--- /dev/null
+++ b/third_party/squirrel.mac
@@ -0,0 +1 @@
+Subproject commit 9b8ad9deb830870a0da8d2bbf56cac6ea33eb9a4