First part of work to move V8 binding integrity off of vtables.

Source/WebCore/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 51 matching lines @@
     , m_maskUnits(SVGUnitTypes::SVG_UNIT_TYPE_OBJECTBOUNDINGBOX)
     , m_maskContentUnits(SVGUnitTypes::SVG_UNIT_TYPE_USERSPACEONUSE)
     , m_x(LengthModeWidth, "-10%")
     , m_y(LengthModeHeight, "-10%")
     , m_width(LengthModeWidth, "120%")
     , m_height(LengthModeHeight, "120%")
 {
     // Spec: If the x/y attribute is not specified, the effect is as if a value of "-10%" were specified.
     // Spec: If the width/height attribute is not specified, the effect is as if a value of "120%" were specified.
     ASSERT(hasTagName(SVGNames::maskTag));
+    ScriptWrappable::init(this);
     registerAnimatedPropertiesForSVGMaskElement();
 }
 
 PassRefPtr<SVGMaskElement> SVGMaskElement::create(const QualifiedName& tagName, Document* document)
 {
     return adoptRef(new SVGMaskElement(tagName, document));
 }
 
 bool SVGMaskElement::isSupportedAttribute(const QualifiedName& attrName)
 {
@@ skipping 84 matching lines @@
 {
     return x().isRelative()
         || y().isRelative()
         || width().isRelative()
         || height().isRelative();
 }
 
 }
 
 #endif // ENABLE(SVG)