Move InvalidationGuard/InstanceUpdateBlocker out of SVGElementInstance

Source/core/svg/SVGPathElement.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2007 Rob Buis <buis@kde.org>
  *
  * 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,
@@ skipping 203 matching lines @@
     reportAttributeParsingError(parseError, name, value);
 }
 
 void SVGPathElement::svgAttributeChanged(const QualifiedName& attrName)
 {
     if (!isSupportedAttribute(attrName)) {
         SVGGeometryElement::svgAttributeChanged(attrName);
         return;
     }
 
-    SVGElementInstance::InvalidationGuard invalidationGuard(this);
+    SVGElement::InvalidationGuard invalidationGuard(this);
 
     RenderSVGPath* renderer = toRenderSVGPath(this->renderer());
 
     if (attrName == SVGNames::dAttr) {
         if (renderer)
             renderer->setNeedsShapeUpdate();
 
         invalidateMPathDependencies();
     }
 
@@ skipping 50 matching lines @@
 
     // FIXME: Eventually we should support getBBox for detached elements.
     if (!renderer())
         return FloatRect();
 
     RenderSVGPath* renderer = toRenderSVGPath(this->renderer());
     return renderer->path().boundingRect();
 }
 
 }