Add some plumbing for the color management of canvases

third_party/WebKit/Source/core/html/HTMLCanvasElement.h

 /*
  * Copyright (C) 2004, 2006, 2009, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2007 Alp Toker <alp@atoker.com>
  * Copyright (C) 2010 Torch Mobile (Beijing) Co. Ltd. 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.
@@ skipping 32 matching lines @@
 #include "platform/geometry/IntSize.h"
 #include "platform/graphics/CanvasSurfaceLayerBridge.h"
 #include "platform/graphics/GraphicsTypes.h"
 #include "platform/graphics/GraphicsTypes3D.h"
 #include "platform/graphics/ImageBufferClient.h"
 #include "platform/heap/Handle.h"
 #include <memory>
 
 #define CanvasDefaultInterpolationQuality InterpolationLow
 
+class SkColorSpace;
+
 namespace blink {
 
 class AffineTransform;
 class CanvasContextCreationAttributes;
 class CanvasRenderingContext;
 class CanvasRenderingContextFactory;
 class GraphicsContext;
 class HTMLCanvasElement;
 class Image;
 class ImageBitmapOptions;
@@ skipping 156 matching lines @@
     using ContextFactoryVector = Vector<std::unique_ptr<CanvasRenderingContextFactory>>;
     static ContextFactoryVector& renderingContextFactories();
     static CanvasRenderingContextFactory* getRenderingContextFactory(int);
 
     void parseAttribute(const QualifiedName&, const AtomicString&, const AtomicString&) override;
     LayoutObject* createLayoutObject(const ComputedStyle&) override;
     bool areAuthorShadowsAllowed() const override { return false; }
 
     void reset();
 
-    std::unique_ptr<ImageBufferSurface> createImageBufferSurface(const IntSize& deviceSize, int* msaaSampleCount);
+    std::unique_ptr<ImageBufferSurface> createImageBufferSurface(const IntSize& deviceSize, int* msaaSampleCount, sk_sp<SkColorSpace>);
     void createImageBuffer();
     void createImageBufferInternal(std::unique_ptr<ImageBufferSurface> externalSurface);
     bool shouldUseDisplayList(const IntSize& deviceSize);
 
     void setSurfaceSize(const IntSize&);
 
     bool paintsIntoCanvasBuffer() const;
 
     ImageData* toImageData(SourceDrawingBuffer, SnapshotReason) const;
 
@@ skipping 23 matching lines @@
     // Used for OffscreenCanvas that controls this HTML canvas element
     std::unique_ptr<CanvasSurfaceLayerBridge> m_surfaceLayerBridge;
 
     int m_numFramesSinceLastRenderingModeSwitch;
     bool m_pendingRenderingModeSwitch;
 };
 
 } // namespace blink
 
 #endif // HTMLCanvasElement_h