Oilpan: move SVG property hierarchy to the heap.

Source/core/rendering/svg/SVGTextLayoutAttributesBuilder.cpp

 /*
  * Copyright (C) Research In Motion Limited 2010-2011. 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
@@ skipping 161 matching lines @@
     if (dyList)
         data.dy = dyList->at(i)->value(lengthContext);
     if (rotateList) {
         data.rotate = rotateList->at(i)->value();
         lastRotation = data.rotate;
     }
 }
 
 void SVGTextLayoutAttributesBuilder::fillCharacterDataMap(const TextPosition& position)
 {
-    RefPtr<SVGLengthList> xList = position.element->x()->currentValue();
-    RefPtr<SVGLengthList> yList = position.element->y()->currentValue();
-    RefPtr<SVGLengthList> dxList = position.element->dx()->currentValue();
-    RefPtr<SVGLengthList> dyList = position.element->dy()->currentValue();
-    RefPtr<SVGNumberList> rotateList = position.element->rotate()->currentValue();
+    RefPtrWillBeRawPtr<SVGLengthList> xList = position.element->x()->currentValue();
+    RefPtrWillBeRawPtr<SVGLengthList> yList = position.element->y()->currentValue();
+    RefPtrWillBeRawPtr<SVGLengthList> dxList = position.element->dx()->currentValue();
+    RefPtrWillBeRawPtr<SVGLengthList> dyList = position.element->dy()->currentValue();
+    RefPtrWillBeRawPtr<SVGNumberList> rotateList = position.element->rotate()->currentValue();
 
     unsigned xListSize = xList->length();
     unsigned yListSize = yList->length();
     unsigned dxListSize = dxList->length();
     unsigned dyListSize = dyList->length();
     unsigned rotateListSize = rotateList->length();
     if (!xListSize && !yListSize && !dxListSize && !dyListSize && !rotateListSize)
         return;
 
     float lastRotation = SVGTextLayoutAttributes::emptyValue();
@@ skipping 29 matching lines @@
             data.rotate = lastRotation;
             m_characterDataMap.set(position.start + i + 1, data);
             continue;
         }
 
         it->value.rotate = lastRotation;
     }
 }
 
 }