Use isSVG*Element() helpers more in SVG code (Part 4)

Source/core/svg/SVGElement.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2008 Rob Buis <buis@kde.org>
  * Copyright (C) 2008 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Alp Toker <alp@atoker.com>
  * Copyright (C) 2009 Cameron McCormack <cam@mcc.id.au>
  *
  * 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 166 matching lines @@
 
     ASSERT(!SVGElementRareData::rareDataMap().contains(this));
     SVGElementRareData* data = new SVGElementRareData;
     SVGElementRareData::rareDataMap().set(this, data);
     setHasSVGRareData();
     return data;
 }
 
 bool SVGElement::isOutermostSVGSVGElement() const
 {
-    if (!hasTagName(SVGNames::svgTag))
+    if (!isSVGSVGElement(*this))
         return false;
 
     // Element may not be in the document, pretend we're outermost for viewport(), getCTM(), etc.
     if (!parentNode())
         return true;
 
     // We act like an outermost SVG element, if we're a direct child of a <foreignObject> element.
-    if (parentNode()->hasTagName(SVGNames::foreignObjectTag))
+    if (isSVGForeignObjectElement(*parentNode()))
         return true;
 
     // If we're living in a shadow tree, we're a <svg> element that got created as replacement
     // for a <symbol> element or a cloned <svg> element in the referenced tree. In that case
     // we're always an inner <svg> element.
     if (isInShadowTree() && parentOrShadowHostElement() && parentOrShadowHostElement()->isSVGElement())
         return false;
 
     // This is true whenever this is the outermost SVG, even if there are HTML elements outside it
     return !parentNode()->isSVGElement();
@@ skipping 927 matching lines @@
         animatableAttributes.add(SVGNames::zAttr);
     }
 
     if (name == classAttr)
         return true;
 
     return animatableAttributes.contains(name);
 }
 #endif
 }