Add Opus decode wrapper to media.

net/base/mime_util.cc

Index: net/base/mime_util.cc
diff --git a/net/base/mime_util.cc b/net/base/mime_util.cc
index f7240f286c8bd85d19190f50195f756da9aa1d6f..b5437ae74f73998237ab9dc82ea9ddea855165b9 100644
--- a/net/base/mime_util.cc
+++ b/net/base/mime_util.cc
@@ -308,6 +308,7 @@ static const char* const common_media_codecs[] = {
   "theora",
 #endif
   "vorbis",
+  "opus",

[scherkus (not reviewing), 2012/12/14 21:13:34]

this should be added if the flag is enabled

perhaps remove it from this list and check the command line flag + add it around
line 478?

   "vp8",
   "1"  // WAVE_FORMAT_PCM.
 };
@@ -421,8 +422,8 @@ struct MediaFormatStrict {
 };
 
 static const MediaFormatStrict format_codec_mappings[] = {
-  { "video/webm", "vorbis,vp8,vp8.0" },
-  { "audio/webm", "vorbis" },
+  { "video/webm", "vorbis,opus,vp8,vp8.0" },

[scherkus (not reviewing), 2012/12/14 21:13:34]

ditto

+  { "audio/webm", "vorbis,opus" },
   { "audio/wav", "1" }
 };
 
@@ -811,6 +812,7 @@ static const char* const kStandardAudioTypes[] = {
   "audio/mpeg",
   "audio/mpeg3",
   "audio/ogg",
+  "audio/opus",

[scherkus (not reviewing), 2012/12/14 21:13:34]

is this really a mime type?

this list is typically for containers -- we use the codecs= mime parameter for
specifying codecs inside containers

   "audio/vorbis",
   "audio/wav",
   "audio/webm",