Oilpan: move SVG property hierarchy to the heap.

Source/core/svg/SVGImageElement.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009 Rob Buis <buis@kde.org>
  * Copyright (C) 2006 Alexander Kellett <lypanov@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.
  *
@@ skipping 34 matching lines @@
     addToPropertyMap(m_y);
     addToPropertyMap(m_width);
     addToPropertyMap(m_height);
     addToPropertyMap(m_preserveAspectRatio);
 }
 
 DEFINE_NODE_FACTORY(SVGImageElement)
 
 void SVGImageElement::trace(Visitor* visitor)
 {
+    visitor->trace(m_x);
+    visitor->trace(m_y);
+    visitor->trace(m_width);
+    visitor->trace(m_height);
+    visitor->trace(m_preserveAspectRatio);
     visitor->trace(m_imageLoader);
     SVGGraphicsElement::trace(visitor);
+    SVGURIReference::trace(visitor);
 }
 
 bool SVGImageElement::currentFrameHasSingleSecurityOrigin() const
 {
     if (RenderSVGImage* renderSVGImage = toRenderSVGImage(renderer())) {
         if (renderSVGImage->imageResource()->hasImage()) {
             if (Image* image = renderSVGImage->imageResource()->cachedImage()->image())
                 return image->currentFrameHasSingleSecurityOrigin();
         }
     }
@@ skipping 136 matching lines @@
     return AtomicString(hrefString());
 }
 
 void SVGImageElement::didMoveToNewDocument(Document& oldDocument)
 {
     imageLoader().elementDidMoveToNewDocument();
     SVGGraphicsElement::didMoveToNewDocument(oldDocument);
 }
 
 } // namespace blink