Add timelineOffset() support to WebMediaPlayerAndroid.

content/renderer/media/android/media_source_delegate.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/renderer/media/android/media_source_delegate.h"
 
 #include <limits>
 #include <string>
 #include <vector>
 
@@ skipping 96 matching lines @@
                         base::Bind(&MediaSourceDelegate::StopDemuxer,
                         base::Unretained(this)));
 }
 
 bool MediaSourceDelegate::IsVideoEncrypted() {
   DCHECK(main_loop_->BelongsToCurrentThread());
   base::AutoLock auto_lock(is_video_encrypted_lock_);
   return is_video_encrypted_;
 }
 
+base::Time MediaSourceDelegate::GetTimelineOffset() const {
+  DCHECK(main_loop_->BelongsToCurrentThread());
+  if (!chunk_demuxer_)
+    return base::Time();
+
+  return chunk_demuxer_->GetTimelineOffset();
+}
+
 void MediaSourceDelegate::StopDemuxer() {
   DCHECK(media_loop_->BelongsToCurrentThread());
   DCHECK(chunk_demuxer_);
 
   demuxer_client_->RemoveDelegate(demuxer_client_id_);
   demuxer_client_ = NULL;
 
   audio_stream_ = NULL;
   video_stream_ = NULL;
   // TODO(xhwang): Figure out if we need to Reset the DDSs after Seeking or
@@ skipping 629 matching lines @@
   // current time have been garbage collected or removed by the web app, this is
   // unlikely. This may cause unexpected playback stall due to seek pending an
   // append for a GOP prior to the last GOP demuxed.
   // TODO(wolenetz): Remove the possibility for this seek to cause unexpected
   // player stall by replaying cached data since last keyframe in browser player
   // rather than issuing browser seek. See http://crbug.com/304234.
   return seek_time;
 }
 
 }  // namespace content