use VideoColorSpace in decoder configuration

media/base/video_color_space.h

 // Copyright 2017 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_BASE_VIDEO_COLOR_SPACE_H_
 #define MEDIA_BASE_VIDEO_COLOR_SPACE_H_
 
 #include "media/base/media_export.h"
 #include "ui/gfx/color_space.h"
 
@@ skipping 62 matching lines @@
   VideoColorSpace();
   VideoColorSpace(int primaries,
                   int transfer,
                   int matrix,
                   gfx::ColorSpace::RangeID range);
   VideoColorSpace(PrimaryID primaries,
                   TransferID transfer,
                   MatrixID matrix,
                   gfx::ColorSpace::RangeID range);
 
+  bool operator==(const VideoColorSpace& other) const;
+  bool operator!=(const VideoColorSpace& other) const;
+
   // These will return INVALID if the number you give it
   // is not a valid enum value.
   static PrimaryID GetPrimaryID(int primary);
   static TransferID GetTransferID(int transfer);
   static MatrixID GetMatrixID(int matrix);
 
-  static VideoColorSpace BT709();
+  static VideoColorSpace REC709();
+  static VideoColorSpace REC601();
+  static VideoColorSpace JPEG();
 
   gfx::ColorSpace ToGfxColorSpace() const;
 
   // Note, these are public variables.
   PrimaryID primaries = PrimaryID::INVALID;
   TransferID transfer = TransferID::INVALID;
   MatrixID matrix = MatrixID::INVALID;
   gfx::ColorSpace::RangeID range = gfx::ColorSpace::RangeID::INVALID;
 };
 
 }  // namespace media
 
 #endif