Oilpan: move SVG property hierarchy to the heap.

Source/core/svg/SVGPathUtilities.h

 /*
  * Copyright (C) Research In Motion Limited 2010, 2012. 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
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  */
 
 #ifndef SVGPathUtilities_h
 #define SVGPathUtilities_h
 
 #include "core/svg/SVGPathConsumer.h"
 #include "platform/geometry/FloatPoint.h"
+#include "platform/heap/Handle.h"
 #include "wtf/OwnPtr.h"
 #include "wtf/text/WTFString.h"
 
 namespace blink {
 
 class Path;
 class SVGPathByteStream;
 class SVGPathSeg;
 class SVGPathSegList;
 
 // String/SVGPathByteStream -> Path
 bool buildPathFromString(const String&, Path&);
 bool buildPathFromByteStream(const SVGPathByteStream*, Path&);
 
 // SVGPathSegList/String -> SVGPathByteStream
-bool appendSVGPathByteStreamFromSVGPathSeg(PassRefPtr<SVGPathSeg>, SVGPathByteStream*, PathParsingMode);
+bool appendSVGPathByteStreamFromSVGPathSeg(PassRefPtrWillBeRawPtr<SVGPathSeg>, SVGPathByteStream*, PathParsingMode);
 bool buildSVGPathByteStreamFromString(const String&, SVGPathByteStream*, PathParsingMode);
 
 // SVGPathByteStream/SVGPathSegList -> String
 bool buildStringFromByteStream(const SVGPathByteStream*, String&, PathParsingMode);
-bool buildStringFromSVGPathSegList(PassRefPtr<SVGPathSegList>, String&, PathParsingMode);
+bool buildStringFromSVGPathSegList(PassRefPtrWillBeRawPtr<SVGPathSegList>, String&, PathParsingMode);
 
 bool addToSVGPathByteStream(SVGPathByteStream*, const SVGPathByteStream*, unsigned repeatCount = 1);
 
 bool getSVGPathSegAtLengthFromSVGPathByteStream(const SVGPathByteStream*, float length, unsigned& pathSeg);
 bool getTotalLengthOfSVGPathByteStream(const SVGPathByteStream*, float& totalLength);
 bool getPointAtLengthOfSVGPathByteStream(const SVGPathByteStream*, float length, FloatPoint&);
 
 } // namespace blink
 
 #endif // SVGPathUtilities_h