Move gif image decoder to SkCodec

third_party/WebKit/Source/platform/image-decoders/ImageFrame.h

 /*
  * Copyright (C) 2006 Apple Computer, Inc.  All rights reserved.
  * Copyright (C) Research In Motion Limited 2009-2010. 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
@@ skipping 104 matching lines @@
     const int rowBytes = (endX - startX) * sizeof(PixelData);
     const PixelData* const startAddr = getAddr(startX, startY);
     for (int destY = startY + 1; destY < endY; ++destY)
       memcpy(getAddr(startX, destY), startAddr, rowBytes);
   }
 
   // Allocates space for the pixel data.  Must be called before any pixels
   // are written.  Must only be called once. The specified color space may
   // be nullptr if and only if color correct rendering is enabled. Returns
   // whether allocation succeeded.
+  bool setSizeAndColorSpaceWithoutZeroFilling(int newWidth,
+                                              int newHeight,
+                                              sk_sp<SkColorSpace>);
   bool setSizeAndColorSpace(int newWidth, int newHeight, sk_sp<SkColorSpace>);
 
   bool hasAlpha() const;
   const IntRect& originalFrameRect() const { return m_originalFrameRect; }
   Status getStatus() const { return m_status; }
   unsigned duration() const { return m_duration; }
   DisposalMethod getDisposalMethod() const { return m_disposalMethod; }
   AlphaBlendSource getAlphaBlendSource() const { return m_alphaBlendSource; }
   bool premultiplyAlpha() const { return m_premultiplyAlpha; }
   SkBitmap::Allocator* allocator() const { return m_allocator; }
@@ skipping 157 matching lines @@
   // The frame that must be decoded before this frame can be decoded.
   // WTF::kNotFound if this frame doesn't require any previous frame.
   // This is used by ImageDecoder::clearCacheExceptFrame(), and will never
   // be read for image formats that do not have multiple frames.
   size_t m_requiredPreviousFrameIndex;
 };
 
 }  // namespace blink
 
 #endif