Oilpan: move SVG property hierarchy to the heap.

Source/core/rendering/FilterEffectRenderer.h

 /*
  * Copyright (C) 2011 Apple 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef FilterEffectRenderer_h
 #define FilterEffectRenderer_h
 
 #include "platform/graphics/filters/FilterEffect.h"
+#include "platform/heap/Handle.h"
 #include "wtf/PassRefPtr.h"
 #include "wtf/RefCounted.h"
 #include "wtf/RefPtr.h"
 #include "wtf/Vector.h"
 
 namespace blink {
 
 class FilterOperations;
 class FloatRect;
 class GraphicsContext;
 class ReferenceFilter;
 class RenderObject;
 
-class FilterEffectRenderer final : public RefCounted<FilterEffectRenderer>
-{
-    WTF_MAKE_FAST_ALLOCATED;
+class FilterEffectRenderer final : public RefCountedWillBeGarbageCollectedFinalized<FilterEffectRenderer> {
+    WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED;
 public:
+    static PassRefPtrWillBeRawPtr<FilterEffectRenderer> create()
+    {
+        return adoptRefWillBeNoop(new FilterEffectRenderer());
+    }
+
     virtual ~FilterEffectRenderer();
-    static PassRefPtr<FilterEffectRenderer> create()
-    {
-        return adoptRef(new FilterEffectRenderer());
-    }
+    void trace(Visitor*);
 
     bool build(RenderObject* renderer, const FilterOperations&);
     void clearIntermediateResults();
 
-    PassRefPtr<FilterEffect> lastEffect() const
+    PassRefPtrWillBeRawPtr<FilterEffect> lastEffect() const
     {
         return m_lastEffect;
     }
+
 private:
-
     FilterEffectRenderer();
 
-    RefPtr<FilterEffect> m_lastEffect;
-    Vector<RefPtr<ReferenceFilter> > m_referenceFilters;
+    RefPtrWillBeMember<FilterEffect> m_lastEffect;
+    WillBeHeapVector<RefPtrWillBeMember<ReferenceFilter> > m_referenceFilters;
 };
 
 } // namespace blink
 
-
 #endif // FilterEffectRenderer_h