Switch to using media::TimeSource inside media::RendererImpl.

media/base/pipeline.cc

 // Copyright (c) 2012 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 "media/base/pipeline.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/callback.h"
@@ skipping 672 matching lines @@
     OnError(PIPELINE_ERROR_COULD_NOT_RENDER);
     return;
   }
 
   base::WeakPtr<Pipeline> weak_this = weak_factory_.GetWeakPtr();
   renderer_->Initialize(
       done_cb,
       base::Bind(&Pipeline::OnUpdateStatistics, weak_this),
       base::Bind(&Pipeline::OnRendererEnded, weak_this),
       base::Bind(&Pipeline::OnError, weak_this),
-      base::Bind(&Pipeline::BufferingStateChanged, weak_this),
-      base::Bind(&Pipeline::GetMediaDuration, base::Unretained(this)));
+      base::Bind(&Pipeline::BufferingStateChanged, weak_this));
 }
 
 void Pipeline::ReportMetadata() {
   DCHECK(task_runner_->BelongsToCurrentThread());
   PipelineMetadata metadata;
   metadata.has_audio = renderer_->HasAudio();
   metadata.has_video = renderer_->HasVideo();
   metadata.timeline_offset = demuxer_->GetTimelineOffset();
   DemuxerStream* stream = demuxer_->GetStream(DemuxerStream::VIDEO);
   if (stream) {
     metadata.natural_size = stream->video_decoder_config().natural_size();
     metadata.video_rotation = stream->video_rotation();
   }
   metadata_cb_.Run(metadata);
 }
 
 void Pipeline::BufferingStateChanged(BufferingState new_buffering_state) {
   DVLOG(1) << __FUNCTION__ << "(" << new_buffering_state << ") ";
   DCHECK(task_runner_->BelongsToCurrentThread());
   buffering_state_cb_.Run(new_buffering_state);
 }
 
 }  // namespace media