Remove support for the externalResourcesRequired attribute.

Source/core/svg/SVGMPathElement.cpp

 /*
  * Copyright (C) 2007 Eric Seidel <eric@webkit.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,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 14 matching lines @@
 #include "XLinkNames.h"
 #include "core/dom/Document.h"
 #include "core/svg/SVGAnimateMotionElement.h"
 #include "core/svg/SVGDocumentExtensions.h"
 #include "core/svg/SVGPathElement.h"
 
 namespace WebCore {
 
 // Animated property definitions
 DEFINE_ANIMATED_STRING(SVGMPathElement, XLinkNames::hrefAttr, Href, href)
-DEFINE_ANIMATED_BOOLEAN(SVGMPathElement, SVGNames::externalResourcesRequiredAttr, ExternalResourcesRequired, externalResourcesRequired)
 
 BEGIN_REGISTER_ANIMATED_PROPERTIES(SVGMPathElement)
     REGISTER_LOCAL_ANIMATED_PROPERTY(href)
-    REGISTER_LOCAL_ANIMATED_PROPERTY(externalResourcesRequired)
 END_REGISTER_ANIMATED_PROPERTIES
 
 inline SVGMPathElement::SVGMPathElement(const QualifiedName& tagName, Document& document)
     : SVGElement(tagName, document)
 {
     ASSERT(hasTagName(SVGNames::mpathTag));
     ScriptWrappable::init(this);
     registerAnimatedPropertiesForSVGMPathElement();
 }
 
@@ skipping 52 matching lines @@
     notifyParentOfPathChange(rootParent);
     if (rootParent->inDocument())
         clearResourceReferences();
 }
 
 bool SVGMPathElement::isSupportedAttribute(const QualifiedName& attrName)
 {
     DEFINE_STATIC_LOCAL(HashSet<QualifiedName>, supportedAttributes, ());
     if (supportedAttributes.isEmpty()) {
         SVGURIReference::addSupportedAttributes(supportedAttributes);
-        SVGExternalResourcesRequired::addSupportedAttributes(supportedAttributes);
     }
     return supportedAttributes.contains<SVGAttributeHashTranslator>(attrName);
 }
 
 void SVGMPathElement::parseAttribute(const QualifiedName& name, const AtomicString& value)
 {
     if (!isSupportedAttribute(name)) {
         SVGElement::parseAttribute(name, value);
         return;
     }
 
     if (SVGURIReference::parseAttribute(name, value))
         return;
-    if (SVGExternalResourcesRequired::parseAttribute(name, value))
-        return;
 
     ASSERT_NOT_REACHED();
 }
 
 void SVGMPathElement::svgAttributeChanged(const QualifiedName& attrName)
 {
     if (!isSupportedAttribute(attrName)) {
         SVGElement::svgAttributeChanged(attrName);
         return;
     }
 
     SVGElementInstance::InvalidationGuard invalidationGuard(this);
 
     if (SVGURIReference::isKnownAttribute(attrName)) {
         buildPendingResource();
         return;
     }
 
-    if (SVGExternalResourcesRequired::isKnownAttribute(attrName))
-        return;
-
     ASSERT_NOT_REACHED();
 }
 
 SVGPathElement* SVGMPathElement::pathElement()
 {
     Element* target = targetElementFromIRIString(hrefCurrentValue(), document());
     if (target && target->hasTagName(SVGNames::pathTag))
         return toSVGPathElement(target);
     return 0;
 }
 
 void SVGMPathElement::targetPathChanged()
 {
     notifyParentOfPathChange(parentNode());
 }
 
 void SVGMPathElement::notifyParentOfPathChange(ContainerNode* parent)
 {
     if (parent && parent->hasTagName(SVGNames::animateMotionTag))
         static_cast<SVGAnimateMotionElement*>(parent)->updateAnimationPath();
 }
 
 } // namespace WebCore