Pass Client pointer in Initialize() for VDA/VEA

content/renderer/media/pepper_platform_video_decoder.h

 // 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.
 
 #ifndef CONTENT_RENDERER_MEDIA_PEPPER_PLATFORM_VIDEO_DECODER_H_
 #define CONTENT_RENDERER_MEDIA_PEPPER_PLATFORM_VIDEO_DECODER_H_
 
 #include <vector>
 
 #include "base/compiler_specific.h"
 #include "base/memory/ref_counted.h"
 #include "base/message_loop/message_loop.h"
 #include "media/video/video_decode_accelerator.h"
 
 namespace content {
 
 class PlatformVideoDecoder : public media::VideoDecodeAccelerator,
                              public media::VideoDecodeAccelerator::Client {
  public:
-  PlatformVideoDecoder(media::VideoDecodeAccelerator::Client* client,
-                       int32 command_buffer_route_id);
+  explicit PlatformVideoDecoder(int32 command_buffer_route_id);
   virtual ~PlatformVideoDecoder();
 
   // PlatformVideoDecoder (a.k.a. VideoDecodeAccelerator) implementation.
-  virtual bool Initialize(media::VideoCodecProfile profile) OVERRIDE;
+  virtual bool Initialize(media::VideoDecodeAccelerator::Client* client,
+                          media::VideoCodecProfile profile) OVERRIDE;
   virtual void Decode(
       const media::BitstreamBuffer& bitstream_buffer) OVERRIDE;
   virtual void AssignPictureBuffers(
       const std::vector<media::PictureBuffer>& buffers) OVERRIDE;
   virtual void ReusePictureBuffer(int32 picture_buffer_id) OVERRIDE;
   virtual void Flush() OVERRIDE;
   virtual void Reset() OVERRIDE;
   virtual void Destroy() OVERRIDE;
 
   // VideoDecodeAccelerator::Client implementation.
@@ skipping 21 matching lines @@
 
   // Holds a GpuVideoDecodeAcceleratorHost.
   scoped_ptr<media::VideoDecodeAccelerator> decoder_;
 
   DISALLOW_COPY_AND_ASSIGN(PlatformVideoDecoder);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_MEDIA_PEPPER_PLATFORM_VIDEO_DECODER_H_