Remove isSupportedAttribute in svg

Source/core/svg/SVGFilterElement.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 2007 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006 Rob Buis <buis@kde.org>
  * Copyright (C) 2006 Samuel Weinig <sam.weinig@gmail.com>
  * Copyright (C) 2009 Dirk Schulze <krit@webkit.org>
  * Copyright (C) Research In Motion Limited 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 68 matching lines @@
 
 void SVGFilterElement::setFilterRes(unsigned x, unsigned y)
 {
     filterResX()->baseValue()->setValue(x);
     filterResY()->baseValue()->setValue(y);
 
     invalidateSVGAttributes();
     svgAttributeChanged(SVGNames::filterResAttr);
 }
 
-bool SVGFilterElement::isSupportedAttribute(const QualifiedName& attrName)
-{
-    DEFINE_STATIC_LOCAL(HashSet<QualifiedName>, supportedAttributes, ());
-    if (supportedAttributes.isEmpty()) {
-        SVGURIReference::addSupportedAttributes(supportedAttributes);
-        supportedAttributes.add(SVGNames::filterUnitsAttr);
-        supportedAttributes.add(SVGNames::primitiveUnitsAttr);
-        supportedAttributes.add(SVGNames::xAttr);
-        supportedAttributes.add(SVGNames::yAttr);
-        supportedAttributes.add(SVGNames::widthAttr);
-        supportedAttributes.add(SVGNames::heightAttr);
-        supportedAttributes.add(SVGNames::filterResAttr);
-    }
-    return supportedAttributes.contains<SVGAttributeHashTranslator>(attrName);
-}
-
 void SVGFilterElement::svgAttributeChanged(const QualifiedName& attrName)
 {
-    if (!isSupportedAttribute(attrName)) {
-        SVGElement::svgAttributeChanged(attrName);
-        return;
-    }
-
-    SVGElement::InvalidationGuard invalidationGuard(this);
-
     bool isXYWH = attrName == SVGNames::xAttr
         || attrName == SVGNames::yAttr
         || attrName == SVGNames::widthAttr
         || attrName == SVGNames::heightAttr;
     if (isXYWH)
         updateRelativeLengthsInformation();
     else if (attrName == SVGNames::filterResAttr)
         UseCounter::count(document(), UseCounter::SVGFilterRes);
 
-    LayoutSVGResourceContainer* renderer = toLayoutSVGResourceContainer(this->layoutObject());
-    if (renderer)
-        renderer->invalidateCacheAndMarkForLayout();
+    if (isXYWH
+        || attrName == SVGNames::filterResAttr
+        || attrName == SVGNames::filterUnitsAttr
+        || attrName == SVGNames::primitiveUnitsAttr) {
+        SVGElement::InvalidationGuard invalidationGuard(this);
+        LayoutSVGResourceContainer* renderer = toLayoutSVGResourceContainer(this->layoutObject());
+        if (renderer)
+            renderer->invalidateCacheAndMarkForLayout();
+
+        return;
+    }
+
+    SVGElement::svgAttributeChanged(attrName);
 }
 
 void SVGFilterElement::childrenChanged(const ChildrenChange& change)
 {
     SVGElement::childrenChanged(change);
 
     if (change.byParser)
         return;
 
     if (LayoutObject* object = layoutObject())
@@ skipping 25 matching lines @@
     m_clientsToAdd.add(client);
 }
 
 void SVGFilterElement::removeClient(Node* client)
 {
     ASSERT(client);
     m_clientsToAdd.remove(client);
 }
 
 } // namespace blink