Merge 117376

Source/WebCore/loader/cache/CachedImage.h

 /*
     Copyright (C) 1998 Lars Knoll (knoll@mpi-hd.mpg.de)
     Copyright (C) 2001 Dirk Mueller <mueller@kde.org>
     Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com)
     Copyright (C) 2004, 2005, 2006, 2007 Apple Inc. All rights reserved.
 
     This library is free software; you can redistribute it and/or
     modify it under the terms of the GNU Library General Public
     License as published by the Free Software Foundation; either
     version 2 of the License, or (at your option) any later version.
@@ skipping 80 matching lines @@
     virtual bool shouldPauseAnimation(const Image*);
     virtual void animationAdvanced(const Image*);
     virtual void changedInRect(const Image*, const IntRect&);
 
 private:
     Image* lookupOrCreateImageForRenderer(const RenderObject*);
 
     void clear();
 
     void createImage();
+    void clearImage();
     size_t maximumDecodedImageSize();
     // If not null, changeRect is the changed part of the image.
     void notifyObservers(const IntRect* changeRect = 0);
     void decodedDataDeletionTimerFired(Timer<CachedImage>*);
     virtual PurgePriority purgePriority() const { return PurgeFirst; }
     void checkShouldPaintBrokenImage();
 
     RefPtr<Image> m_image;
 #if ENABLE(SVG)
     OwnPtr<SVGImageCache> m_svgImageCache;
@@ skipping 15 matching lines @@
     // Called to find out if this client wants to actually display the image. Used to tell when we
     // can halt animation. Content nodes that hold image refs for example would not render the image,
     // but RenderImages would (assuming they have visibility: visible and their render tree isn't hidden
     // e.g., in the b/f cache or in a background tab).
     virtual bool willRenderImage(CachedImage*) { return false; }
 };
 
 }
 
 #endif