Merge 108100 - 2012-02-17 Nate Chapin <japhet@chromium.org>

Source/WebCore/rendering/style/StyleCachedImage.h

 /*
  * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
  *           (C) 2000 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2003, 2005, 2006, 2007, 2008 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.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  *
  */
 
 #ifndef StyleCachedImage_h
 #define StyleCachedImage_h
 
+#include "CachedImage.h"
 #include "CachedResourceHandle.h"
 #include "StyleImage.h"
 
 namespace WebCore {
 
-class CachedImage;
-
-class StyleCachedImage : public StyleImage {
+class StyleCachedImage : public StyleImage, private CachedImageClient {
+    WTF_MAKE_FAST_ALLOCATED;
 public:
     static PassRefPtr<StyleCachedImage> create(CachedImage* image) { return adoptRef(new StyleCachedImage(image)); }
+    virtual ~StyleCachedImage();
+
     virtual WrappedImagePtr data() const { return m_image.get(); }
 
     virtual PassRefPtr<CSSValue> cssValue() const;
     
     CachedImage* cachedImage() const { return m_image.get(); }
 
     virtual bool canRender(const RenderObject*, float multiplier) const;
     virtual bool isLoaded() const;
     virtual bool errorOccurred() const;
     virtual IntSize imageSize(const RenderObject*, float multiplier) const;
     virtual bool imageHasRelativeWidth() const;
     virtual bool imageHasRelativeHeight() const;
     virtual void computeIntrinsicDimensions(const RenderObject*, Length& intrinsicWidth, Length& intrinsicHeight, FloatSize& intrinsicRatio);
     virtual bool usesImageContainerSize() const;
     virtual void setContainerSizeForRenderer(const RenderObject*, const IntSize&, float);
     virtual void addClient(RenderObject*);
     virtual void removeClient(RenderObject*);
     virtual PassRefPtr<Image> image(RenderObject*, const IntSize&) const;
     
 private:
-    StyleCachedImage(CachedImage* image)
-        : m_image(image)
-    {
-         m_isCachedImage = true;
-    }
+    explicit StyleCachedImage(CachedImage*);
     
     CachedResourceHandle<CachedImage> m_image;
 };
 
 }
 #endif