[oilpan] Handlify childrenChanged.

Source/core/svg/SVGMaskElement.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2007 Rob Buis <buis@kde.org>
  * Copyright (C) 2005 Alexander Kellett <lypanov@kde.org>
  * Copyright (C) 2009 Dirk Schulze <krit@webkit.org>
  * Copyright (C) Research In Motion Limited 2009-2010. 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
@@ skipping 129 matching lines @@
     if (attrName == SVGNames::xAttr
         || attrName == SVGNames::yAttr
         || attrName == SVGNames::widthAttr
         || attrName == SVGNames::heightAttr)
         updateRelativeLengthsInformation();
 
     if (RenderObject* object = renderer())
         object->setNeedsLayout(true);
 }
 
-void SVGMaskElement::childrenChanged(bool changedByParser, Node* beforeChange, Node* afterChange, int childCountDelta)
+void SVGMaskElement::childrenChanged(bool changedByParser, const Handle<Node>& beforeChange, const Handle<Node>& afterChange, int childCountDelta)
 {
     SVGStyledElement::childrenChanged(changedByParser, beforeChange, afterChange, childCountDelta);
 
     if (changedByParser)
         return;
 
     if (RenderObject* object = renderer())
         object->setNeedsLayout(true);
 }
 
 RenderObject* SVGMaskElement::createRenderer(RenderArena* arena, RenderStyle*)
 {
     return new (arena) RenderSVGResourceMasker(this);
 }
 
 bool SVGMaskElement::selfHasRelativeLengths() const
 {
     return x().isRelative()
         || y().isRelative()
         || width().isRelative()
         || height().isRelative();
 }
 
 }
 
 #endif // ENABLE(SVG)