Oilpan: move SVG property hierarchy to the heap.

Source/core/svg/SVGStringListTearOff.h

 /*
  * Copyright (C) 2014 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 22 matching lines @@
 
 #include "core/dom/ExceptionCode.h"
 #include "core/svg/SVGStringList.h"
 #include "core/svg/properties/SVGPropertyTearOff.h"
 
 namespace blink {
 
 class SVGStringListTearOff : public SVGPropertyTearOff<SVGStringList>, public ScriptWrappable {
     DEFINE_WRAPPERTYPEINFO();
 public:
-    static PassRefPtr<SVGStringListTearOff> create(PassRefPtr<SVGStringList> target, SVGElement* contextElement, PropertyIsAnimValType propertyIsAnimVal, const QualifiedName& attributeName = QualifiedName::null())
+    static PassRefPtrWillBeRawPtr<SVGStringListTearOff> create(PassRefPtrWillBeRawPtr<SVGStringList> target, SVGElement* contextElement, PropertyIsAnimValType propertyIsAnimVal, const QualifiedName& attributeName = QualifiedName::null())
     {
-        return adoptRef(new SVGStringListTearOff(target, contextElement, propertyIsAnimVal, attributeName));
+        return adoptRefWillBeNoop(new SVGStringListTearOff(target, contextElement, propertyIsAnimVal, attributeName));
     }
 
     // SVGStringList DOM interface:
 
     // WebIDL requires "unsigned long" type instead of size_t.
     unsigned long length()
     {
         return target()->length();
     }
 
@@ skipping 78 matching lines @@
             return String();
         }
 
         target()->appendItem(item);
         commitChange();
 
         return item;
     }
 
 protected:
-    SVGStringListTearOff(PassRefPtr<SVGStringList>, SVGElement*, PropertyIsAnimValType, const QualifiedName&);
+    SVGStringListTearOff(PassRefPtrWillBeRawPtr<SVGStringList>, SVGElement*, PropertyIsAnimValType, const QualifiedName&);
 };
 
 } // namespace blink
 
 #endif // SVGStringListTearOff_h