Fix data race problem in createImageBitmap(Blob)

third_party/WebKit/Source/core/frame/ImageBitmap.h

 // Copyright 2013 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 ImageBitmap_h
 #define ImageBitmap_h
 
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "core/CoreExport.h"
 #include "core/html/HTMLImageElement.h"
 #include "core/html/canvas/CanvasImageSource.h"
 #include "core/imagebitmap/ImageBitmapOptions.h"
 #include "core/imagebitmap/ImageBitmapSource.h"
 #include "platform/geometry/IntRect.h"
 #include "platform/graphics/Image.h"
 #include "platform/graphics/ImageBuffer.h"
 #include "platform/graphics/StaticBitmapImage.h"
 #include "platform/heap/Handle.h"
 #include "wtf/PassRefPtr.h"
 #include "wtf/RefCounted.h"
 
 namespace blink {
 
 class HTMLCanvasElement;
 class HTMLVideoElement;
 class ImageData;
-class ImageDecoder;
 
 enum AlphaDisposition {
     PremultiplyAlpha,
     DontPremultiplyAlpha,
 };
 
 class CORE_EXPORT ImageBitmap final : public RefCountedWillBeGarbageCollectedFinalized<ImageBitmap>, public ScriptWrappable, public CanvasImageSource, public ImageBitmapSource {
     DEFINE_WRAPPERTYPEINFO();
 public:
     static PassRefPtrWillBeRawPtr<ImageBitmap> create(HTMLImageElement*, const IntRect&, Document*, const ImageBitmapOptions& = ImageBitmapOptions());
     static PassRefPtrWillBeRawPtr<ImageBitmap> create(HTMLVideoElement*, const IntRect&, Document*, const ImageBitmapOptions& = ImageBitmapOptions());
     static PassRefPtrWillBeRawPtr<ImageBitmap> create(HTMLCanvasElement*, const IntRect&, const ImageBitmapOptions& = ImageBitmapOptions());
     static PassRefPtrWillBeRawPtr<ImageBitmap> create(ImageData*, const IntRect&, const ImageBitmapOptions& = ImageBitmapOptions());
     static PassRefPtrWillBeRawPtr<ImageBitmap> create(ImageBitmap*, const IntRect&, const ImageBitmapOptions& = ImageBitmapOptions());
     static PassRefPtrWillBeRawPtr<ImageBitmap> create(PassRefPtr<StaticBitmapImage>);
     static PassRefPtrWillBeRawPtr<ImageBitmap> create(PassRefPtr<StaticBitmapImage>, const IntRect&, const ImageBitmapOptions& = ImageBitmapOptions());
-    static PassRefPtr<SkImage> getSkImageFromDecoder(PassOwnPtr<ImageDecoder>);
 
     StaticBitmapImage* bitmapImage() const { return (m_image) ? m_image.get() : nullptr; }
     PassOwnPtr<uint8_t[]> copyBitmapData(AlphaDisposition alphaOp = DontPremultiplyAlpha);
     unsigned long width() const;
     unsigned long height() const;
     IntSize size() const;
 
     bool isNeutered() const { return m_isNeutered; }
     bool originClean() const { return m_image->originClean(); }
     bool isPremultiplied() const { return m_isPremultiplied; }
@@ skipping 26 matching lines @@
     void parseOptions(const ImageBitmapOptions&, bool&);
 
     RefPtr<StaticBitmapImage> m_image;
     bool m_isNeutered = false;
     bool m_isPremultiplied = true;
 };
 
 } // namespace blink
 
 #endif // ImageBitmap_h