Render inband text tracks in the media pipeline

media/mp4/mp4_stream_parser.cc

Index: media/mp4/mp4_stream_parser.cc
diff --git a/media/mp4/mp4_stream_parser.cc b/media/mp4/mp4_stream_parser.cc
index 26cee44d14e8c9d2ac99108d4c8e8f1c87fa3ef0..7af11f6a0815d53521e48980196161f10f039ae2 100644
--- a/media/mp4/mp4_stream_parser.cc
+++ b/media/mp4/mp4_stream_parser.cc
@@ -45,7 +45,7 @@ void MP4StreamParser::Init(const InitCB& init_cb,
                            const NewBuffersCB& new_buffers_cb,
                            const NewTextBuffersCB& /* text_cb */ ,
                            const NeedKeyCB& need_key_cb,
-                           const AddTextTrackCB& /* add_text_track_cb */ ,
+                           bool /* enable_text_tracks */ ,
                            const NewMediaSegmentCB& new_segment_cb,
                            const base::Closure& end_of_segment_cb,
                            const LogCB& log_cb) {
@@ -294,7 +294,7 @@ bool MP4StreamParser::ParseMoov(BoxReader* reader) {
     }
   }
 
-  RCHECK(config_cb_.Run(audio_config, video_config));
+  RCHECK(config_cb_.Run(audio_config, video_config, TextTrackConfigMap()));
 
   base::TimeDelta duration;
   if (moov_->extends.header.fragment_duration > 0) {