Revert of Attach color space information to hardware decoded NV12 video frames.

media/gpu/dxva_picture_buffer_win.h

 // Copyright 2016 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_GPU_DXVA_PICTURE_BUFFER_WIN_H_
 #define MEDIA_GPU_DXVA_PICTURE_BUFFER_WIN_H_
 
 #include <d3d11.h>
 #include <d3d9.h>
 #include <mfidl.h>
@@ skipping 35 matching lines @@
       int input_buffer_id);
 
   bool available() const { return state_ == UNUSED; }
   State state() const { return state_; }
 
   int id() const { return picture_buffer_.id(); }
 
   gfx::Size size() const { return picture_buffer_.size(); }
   void set_bound();
 
-  const gfx::ColorSpace& color_space() const { return color_space_; }
-  void set_color_space(const gfx::ColorSpace& color_space) {
-    color_space_ = color_space;
-  }
-
   bool waiting_to_reuse() const { return state_ == WAITING_TO_REUSE; }
   virtual gl::GLFence* reuse_fence();
 
   // Called when the source surface |src_surface| is copied to the destination
   // |dest_surface|
   virtual bool CopySurfaceComplete(IDirect3DSurface9* src_surface,
                                    IDirect3DSurface9* dest_surface);
   virtual bool BindSampleToTexture(base::win::ScopedComPtr<IMFSample> sample);
 
  protected:
   explicit DXVAPictureBuffer(const PictureBuffer& buffer);
 
   State state_ = UNUSED;
   PictureBuffer picture_buffer_;
-  gfx::ColorSpace color_space_;
 
   DISALLOW_COPY_AND_ASSIGN(DXVAPictureBuffer);
 };
 
 // Copies the video result into an RGBA EGL pbuffer.
 class PbufferPictureBuffer : public DXVAPictureBuffer {
  public:
   explicit PbufferPictureBuffer(const PictureBuffer& buffer);
   ~PbufferPictureBuffer() override;
 
@@ skipping 96 matching lines @@
   // the decoder.
   base::win::ScopedComPtr<ID3D11Texture2D> decoder_copy_texture_;
 
   // This is the last value that was used to release the keyed mutex.
   uint64_t keyed_mutex_value_ = 0;
 };
 
 }  // namespace media
 
 #endif  // MEDIA_GPU_DXVA_PICTURE_BUFFER_WIN_H_