Oilpan: Prepare to move ImageLoader and its subclasses to Oilpan heap.

Source/core/svg/SVGImageElement.h

 /*
  * Copyright (C) 2004, 2005, 2006, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006 Rob Buis <buis@kde.org>
  *
  * 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,
@@ skipping 13 matching lines @@
 #include "SVGNames.h"
 #include "core/svg/SVGAnimatedBoolean.h"
 #include "core/svg/SVGAnimatedLength.h"
 #include "core/svg/SVGAnimatedPreserveAspectRatio.h"
 #include "core/svg/SVGGraphicsElement.h"
 #include "core/svg/SVGImageLoader.h"
 #include "core/svg/SVGURIReference.h"
 
 namespace WebCore {
 
 class SVGImageElement FINAL : public SVGGraphicsElement,

[haraken, 2014/06/09 11:12:34]

Nit: ',' should come to the head of the next line.

[tkent, 2014/06/10 01:43:09]

It's unrelated to the purpose of this CL.

                               public SVGURIReference {
 public:
     DEFINE_NODE_FACTORY(SVGImageElement);
+    virtual void trace(Visitor*) OVERRIDE;
 
     bool currentFrameHasSingleSecurityOrigin() const;
 
     SVGAnimatedLength* x() const { return m_x.get(); }
     SVGAnimatedLength* y() const { return m_y.get(); }
     SVGAnimatedLength* width() const { return m_width.get(); }
     SVGAnimatedLength* height() const { return m_height.get(); }
     SVGAnimatedPreserveAspectRatio* preserveAspectRatio() { return m_preserveAspectRatio.get(); }
 
 private:
@@ skipping 11 matching lines @@
     virtual InsertionNotificationRequest insertedInto(ContainerNode*) OVERRIDE;
 
     virtual RenderObject* createRenderer(RenderStyle*) OVERRIDE;
 
     virtual const AtomicString imageSourceURL() const OVERRIDE;
 
     virtual bool haveLoadedRequiredResources() OVERRIDE;
 
     virtual bool selfHasRelativeLengths() const OVERRIDE;
     virtual void didMoveToNewDocument(Document& oldDocument) OVERRIDE;
+    SVGImageLoader& imageLoader() { return *m_imageLoader; }
 
     RefPtr<SVGAnimatedLength> m_x;
     RefPtr<SVGAnimatedLength> m_y;
     RefPtr<SVGAnimatedLength> m_width;
     RefPtr<SVGAnimatedLength> m_height;
     RefPtr<SVGAnimatedPreserveAspectRatio> m_preserveAspectRatio;
 
-    SVGImageLoader m_imageLoader;
+    OwnPtrWillBeMember<SVGImageLoader> m_imageLoader;
     bool m_needsLoaderURIUpdate : 1;
 };
 
 } // namespace WebCore
 
 #endif