Oilpan: move SVG property hierarchy to the heap.

Source/core/svg/SVGFELightElement.h

 /*
  * Copyright (C) 2004, 2005 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006 Rob Buis <buis@kde.org>
  * Copyright (C) 2005 Oliver Hunt <oliver@nerget.com>
  *
  * 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 SVGFELightElement_h
 #define SVGFELightElement_h
 
 #include "core/SVGNames.h"
 #include "core/svg/SVGAnimatedNumber.h"
 #include "core/svg/SVGElement.h"
 #include "platform/graphics/filters/LightSource.h"
+#include "platform/heap/Handle.h"
 
 namespace blink {
 
 class Filter;
 
 class SVGFELightElement : public SVGElement {
 public:
     virtual PassRefPtr<LightSource> lightSource(Filter*) const = 0;
     static SVGFELightElement* findLightElement(const SVGElement&);
 
@@ skipping 14 matching lines @@
     const SVGAnimatedNumber* pointsAtX() const { return m_pointsAtX.get(); }
     SVGAnimatedNumber* pointsAtY() { return m_pointsAtY.get(); }
     const SVGAnimatedNumber* pointsAtY() const { return m_pointsAtY.get(); }
     SVGAnimatedNumber* pointsAtZ() { return m_pointsAtZ.get(); }
     const SVGAnimatedNumber* pointsAtZ() const { return m_pointsAtZ.get(); }
     SVGAnimatedNumber* specularExponent() { return m_specularExponent.get(); }
     const SVGAnimatedNumber* specularExponent() const { return m_specularExponent.get(); }
     SVGAnimatedNumber* limitingConeAngle() { return m_limitingConeAngle.get(); }
     const SVGAnimatedNumber* limitingConeAngle() const { return m_limitingConeAngle.get(); }
 
+    virtual void trace(Visitor*) override;
+
 protected:
     SVGFELightElement(const QualifiedName&, Document&);
 
 private:
     bool isSupportedAttribute(const QualifiedName&);
     virtual void parseAttribute(const QualifiedName&, const AtomicString&) override final;
     virtual void svgAttributeChanged(const QualifiedName&) override final;
     virtual void childrenChanged(const ChildrenChange&) override final;
 
     virtual bool rendererIsNeeded(const RenderStyle&) override { return false; }
 
-    RefPtr<SVGAnimatedNumber> m_azimuth;
-    RefPtr<SVGAnimatedNumber> m_elevation;
-    RefPtr<SVGAnimatedNumber> m_x;
-    RefPtr<SVGAnimatedNumber> m_y;
-    RefPtr<SVGAnimatedNumber> m_z;
-    RefPtr<SVGAnimatedNumber> m_pointsAtX;
-    RefPtr<SVGAnimatedNumber> m_pointsAtY;
-    RefPtr<SVGAnimatedNumber> m_pointsAtZ;
-    RefPtr<SVGAnimatedNumber> m_specularExponent;
-    RefPtr<SVGAnimatedNumber> m_limitingConeAngle;
+    RefPtrWillBeMember<SVGAnimatedNumber> m_azimuth;
+    RefPtrWillBeMember<SVGAnimatedNumber> m_elevation;
+    RefPtrWillBeMember<SVGAnimatedNumber> m_x;
+    RefPtrWillBeMember<SVGAnimatedNumber> m_y;
+    RefPtrWillBeMember<SVGAnimatedNumber> m_z;
+    RefPtrWillBeMember<SVGAnimatedNumber> m_pointsAtX;
+    RefPtrWillBeMember<SVGAnimatedNumber> m_pointsAtY;
+    RefPtrWillBeMember<SVGAnimatedNumber> m_pointsAtZ;
+    RefPtrWillBeMember<SVGAnimatedNumber> m_specularExponent;
+    RefPtrWillBeMember<SVGAnimatedNumber> m_limitingConeAngle;
 };
 
 inline bool isSVGFELightElement(const SVGElement& element)
 {
     return element.hasTagName(SVGNames::feDistantLightTag) || element.hasTagName(SVGNames::fePointLightTag) || element.hasTagName(SVGNames::feSpotLightTag);
 }
 
 DEFINE_SVGELEMENT_TYPE_CASTS_WITH_FUNCTION(SVGFELightElement);
 
 } // namespace blink
 
 #endif