Add Chromium-side support for SourceBuffer.appendWindowStart and SourceBuffer.appendWindowEnd.

media/base/stream_parser.h

Index: media/base/stream_parser.h
diff --git a/media/base/stream_parser.h b/media/base/stream_parser.h
index dfa4db9d28690c9daad0973a9c41c25f1cc34d0b..b9788d5a9aff5f2005877a191851cb4b2afeeef8 100644
--- a/media/base/stream_parser.h
+++ b/media/base/stream_parser.h
@@ -50,11 +50,13 @@ class MEDIA_EXPORT StreamParser {
                               const VideoDecoderConfig&)> NewConfigCB;
 
   // New stream buffers have been parsed.
-  // First parameter - A queue of newly parsed buffers.
+  // First parameter - A queue of newly parsed audio buffers.
+  // Second parameter - A queue of newly parsed video buffers.
   // Return value - True indicates that the buffers are accepted.
   //                False if something was wrong with the buffers and a parsing
   //                error should be signalled.
-  typedef base::Callback<bool(const BufferQueue&)> NewBuffersCB;
+  typedef base::Callback<bool(const BufferQueue&,
+                              const BufferQueue&)> NewBuffersCB;
 
   // New stream buffers of inband text have been parsed.
   // First parameter - The text track to which these cues will be added.
@@ -82,8 +84,7 @@ class MEDIA_EXPORT StreamParser {
   // start time, and duration.
   virtual void Init(const InitCB& init_cb,
                     const NewConfigCB& config_cb,
-                    const NewBuffersCB& audio_cb,
-                    const NewBuffersCB& video_cb,
+                    const NewBuffersCB& new_buffers_cb,
                     const NewTextBuffersCB& text_cb,
                     const NeedKeyCB& need_key_cb,
                     const AddTextTrackCB& add_text_track_cb,