Revert of Merge VideoDecodeAcceleratorImpl with VideoDecodeAccelerator

content/common/gpu/media/dxva_video_decode_accelerator.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_COMMON_GPU_MEDIA_DXVA_VIDEO_DECODE_ACCELERATOR_H_
 #define CONTENT_COMMON_GPU_MEDIA_DXVA_VIDEO_DECODE_ACCELERATOR_H_
 
 #include <d3d9.h>
 #include <dxva2api.h>
 #include <list>
 #include <map>
 #include <mfidl.h>
 #include <vector>
 
 #include "base/compiler_specific.h"
 #include "base/memory/linked_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/threading/non_thread_safe.h"
 #include "base/win/scoped_comptr.h"
 #include "content/common/content_export.h"
+#include "content/common/gpu/media/video_decode_accelerator_impl.h"
 #include "media/video/video_decode_accelerator.h"
 
 interface IMFSample;
 interface IDirect3DSurface9;
 
 namespace content {
 
 // Class to provide a DXVA 2.0 based accelerator using the Microsoft Media
 // foundation APIs via the VideoDecodeAccelerator interface.
 // This class lives on a single thread and DCHECKs that it is never accessed
 // from any other.
 class CONTENT_EXPORT DXVAVideoDecodeAccelerator
-    : public media::VideoDecodeAccelerator,
+    : public VideoDecodeAcceleratorImpl,
       NON_EXPORTED_BASE(public base::NonThreadSafe) {
  public:
   enum State {
     kUninitialized,   // un-initialized.
     kNormal,          // normal playing state.
     kResetting,       // upon received Reset(), before ResetDone()
     kStopped,         // upon output EOS received.
     kFlushing,        // upon flush request received.
   };
 
   // Does not take ownership of |client| which must outlive |*this|.
   explicit DXVAVideoDecodeAccelerator(
       const base::Callback<bool(void)>& make_context_current);
   virtual ~DXVAVideoDecodeAccelerator();
 
   // media::VideoDecodeAccelerator implementation.
   virtual bool Initialize(media::VideoCodecProfile profile,
                           Client* client) 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;
-  virtual bool CanDecodeOnIOThread() OVERRIDE;
 
  private:
   typedef void* EGLConfig;
   typedef void* EGLSurface;
   // Creates and initializes an instance of the D3D device and the
   // corresponding device manager. The device manager instance is eventually
   // passed to the IMFTransform interface implemented by the h.264 decoder.
   bool CreateD3DDevManager();
 
   // Creates, initializes and sets the media types for the h.264 decoder.
@@ skipping 135 matching lines @@
   // Callback to set the correct gl context.
   base::Callback<bool(void)> make_context_current_;
 
   // WeakPtrFactory for posting tasks back to |this|.
   base::WeakPtrFactory<DXVAVideoDecodeAccelerator> weak_this_factory_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_COMMON_GPU_MEDIA_DXVA_VIDEO_DECODE_ACCELERATOR_H_