Move Demuxer::set_host() to Initialize().

media/filters/ffmpeg_demuxer.h

Index: media/filters/ffmpeg_demuxer.h
diff --git a/media/filters/ffmpeg_demuxer.h b/media/filters/ffmpeg_demuxer.h
index 6a6bc647a8e65065fb5fe2408f4ae13df480fe2f..0fbe2c012656b678e75551644d112762d444ad13 100644
--- a/media/filters/ffmpeg_demuxer.h
+++ b/media/filters/ffmpeg_demuxer.h
@@ -139,8 +139,8 @@ class MEDIA_EXPORT FFmpegDemuxer : public Demuxer, public FFmpegURLProtocol {
   virtual void PostDemuxTask();
 
   // Demuxer implementation.
-  virtual void set_host(DemuxerHost* demuxer_host) OVERRIDE;
-  virtual void Initialize(const PipelineStatusCB& status_cb) OVERRIDE;
+  virtual void Initialize(DemuxerHost* host,
+                          const PipelineStatusCB& status_cb) OVERRIDE;
   virtual void Stop(const base::Closure& callback) OVERRIDE;
   virtual void Seek(base::TimeDelta time, const PipelineStatusCB& cb) OVERRIDE;
   virtual void OnAudioRendererDisabled() OVERRIDE;
@@ -171,7 +171,7 @@ class MEDIA_EXPORT FFmpegDemuxer : public Demuxer, public FFmpegURLProtocol {
   FRIEND_TEST_ALL_PREFIXES(FFmpegDemuxerTest, ProtocolRead);
 
   // Carries out initialization on the demuxer thread.
-  void InitializeTask(const PipelineStatusCB& status_cb);
+  void InitializeTask(DemuxerHost* host, const PipelineStatusCB& status_cb);
 
   // Carries out a seek on the demuxer thread.
   void SeekTask(base::TimeDelta time, const PipelineStatusCB& cb);
@@ -204,6 +204,8 @@ class MEDIA_EXPORT FFmpegDemuxer : public Demuxer, public FFmpegURLProtocol {
   // read or kReadError in case of error.
   virtual void SignalReadCompleted(int size);
 
+  DemuxerHost* host_;
+
   MessageLoop* message_loop_;
 
   // True if the media is a local resource, false if the media require network