Add rec-2020 and p3 color spaces to canvas

third_party/WebKit/Source/core/html/canvas/CanvasRenderingContext.h

 /*
  * Copyright (C) 2009 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 34 matching lines @@
 class CanvasImageSource;
 class HTMLCanvasElement;
 class ImageData;
 class ImageBitmap;
 class WebLayer;
 
 enum CanvasColorSpace {
   kLegacyCanvasColorSpace,
   kSRGBCanvasColorSpace,
   kLinearRGBCanvasColorSpace,
+  kRec2020CanvasColorSpace,
+  kP3CanvasColorSpace,
 };
 
 class CORE_EXPORT CanvasRenderingContext
     : public GarbageCollectedFinalized<CanvasRenderingContext>,
       public ScriptWrappable {
   WTF_MAKE_NONCOPYABLE(CanvasRenderingContext);
   USING_PRE_FINALIZER(CanvasRenderingContext, dispose);
 
  public:
   virtual ~CanvasRenderingContext() {}
@@ skipping 126 matching lines @@
   Member<OffscreenCanvas> m_offscreenCanvas;
   HashSet<String> m_cleanURLs;
   HashSet<String> m_dirtyURLs;
   CanvasColorSpace m_colorSpace;
   CanvasContextCreationAttributes m_creationAttributes;
 };
 
 }  // namespace blink
 
 #endif