Cancel image loads if decoding failed (attempt #2)

third_party/WebKit/Source/platform/graphics/DeferredImageDecoder.h

 /*
  * Copyright (C) 2012 Google 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 29 matching lines @@
 namespace blink {
 
 class ImageFrameGenerator;
 class SharedBuffer;
 struct DeferredFrameData;
 
 class PLATFORM_EXPORT DeferredImageDecoder final {
     WTF_MAKE_NONCOPYABLE(DeferredImageDecoder);
     USING_FAST_MALLOC(DeferredImageDecoder);
 public:
-    static std::unique_ptr<DeferredImageDecoder> create(const SharedBuffer& data, ImageDecoder::AlphaOption, ImageDecoder::GammaAndColorProfileOption);
+    static std::unique_ptr<DeferredImageDecoder> create(ImageDecoder::SniffResult, ImageDecoder::AlphaOption, ImageDecoder::GammaAndColorProfileOption);
 
     static std::unique_ptr<DeferredImageDecoder> createForTesting(std::unique_ptr<ImageDecoder>);
 
     ~DeferredImageDecoder();
 
     String filenameExtension() const;
 
     PassRefPtr<SkImage> createFrameAtIndex(size_t);
 
     PassRefPtr<SharedBuffer> data();
@@ skipping 39 matching lines @@
     IntPoint m_hotSpot;
 
     // Caches frame state information.
     Vector<DeferredFrameData> m_frameData;
     RefPtr<ImageFrameGenerator> m_frameGenerator;
 };
 
 } // namespace blink
 
 #endif