media: Pass DemuxerStreamProvider in Renderer::Initialize().

media/mojo/services/mojo_renderer_impl.h

 // Copyright 2014 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.
 
 #ifndef MEDIA_MOJO_SERVICES_MOJO_RENDERER_IMPL_H_
 #define MEDIA_MOJO_SERVICES_MOJO_RENDERER_IMPL_H_
 
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
 #include "media/base/renderer.h"
@@ skipping 14 matching lines @@
 // mojo::MediaRenderer proxies back to the MojoRendererImpl via the
 // mojo::MediaRendererClient interface.
 //
 // MojoRendererImpl implements media::Renderer for use as either an audio
 // or video renderer.
 //
 // TODO(tim): Only audio is currently supported. http://crbug.com/410451.
 class MojoRendererImpl : public Renderer, public mojo::MediaRendererClient {
  public:
   // |task_runner| is the TaskRunner on which all methods are invoked.
-  // |demuxer_stream_provider| provides encoded streams for decoding and
-  //     rendering.
   // |audio_renderer_provider| is a ServiceProvider from a connected
   //     Application that is hosting a mojo::MediaRenderer.
   MojoRendererImpl(
       const scoped_refptr<base::SingleThreadTaskRunner>& task_runner,
-      DemuxerStreamProvider* demuxer_stream_provider,
       mojo::ServiceProvider* audio_renderer_provider);
   virtual ~MojoRendererImpl();
 
   // Renderer implementation.
-  virtual void Initialize(const base::Closure& init_cb,
+  virtual void Initialize(DemuxerStreamProvider* demuxer_stream_provider,
+                          const base::Closure& init_cb,
                           const StatisticsCB& statistics_cb,
                           const base::Closure& ended_cb,
                           const PipelineStatusCB& error_cb,
                           const BufferingStateCB& buffering_state_cb) override;
   virtual void Flush(const base::Closure& flush_cb) override;
   virtual void StartPlayingFrom(base::TimeDelta time) override;
   virtual void SetPlaybackRate(float playback_rate) override;
   virtual void SetVolume(float volume) override;
   virtual base::TimeDelta GetMediaTime() override;
   virtual bool HasAudio() override;
@@ skipping 24 matching lines @@
   PipelineStatusCB error_cb_;
   BufferingStateCB buffering_state_cb_;
 
   base::WeakPtrFactory<MojoRendererImpl> weak_factory_;
   DISALLOW_COPY_AND_ASSIGN(MojoRendererImpl);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_MOJO_SERVICES_MOJO_RENDERER_IMPL_H_