Use isSVG*Element() helpers more in SVG code (Part 2)

Source/core/svg/SVGTextPathElement.cpp

 /*
  * Copyright (C) 2007 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2010 Rob Buis <rwlbuis@gmail.com>
  *
  * 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 146 matching lines @@
     Element* target = SVGURIReference::targetElementFromIRIString(hrefString(), document(), &id);
     if (!target) {
         // Do not register as pending if we are already pending this resource.
         if (document().accessSVGExtensions().isElementPendingResource(this, id))
             return;
 
         if (!id.isEmpty()) {
             document().accessSVGExtensions().addPendingResource(id, this);
             ASSERT(hasPendingResources());
         }
-    } else if (target->hasTagName(SVGNames::pathTag)) {
+    } else if (isSVGPathElement(*target)) {
         // Register us with the target in the dependencies map. Any change of hrefElement
         // that leads to relayout/repainting now informs us, so we can react to it.
-        document().accessSVGExtensions().addElementReferencingTarget(this, toSVGElement(target));
+        document().accessSVGExtensions().addElementReferencingTarget(this, toSVGElement((target)));
     }
 }
 
 Node::InsertionNotificationRequest SVGTextPathElement::insertedInto(ContainerNode* rootParent)
 {
     SVGTextContentElement::insertedInto(rootParent);
     buildPendingResource();
     return InsertionDone;
 }
 
 void SVGTextPathElement::removedFrom(ContainerNode* rootParent)
 {
     SVGTextContentElement::removedFrom(rootParent);
     if (rootParent->inDocument())
         clearResourceReferences();
 }
 
 bool SVGTextPathElement::selfHasRelativeLengths() const
 {
     return m_startOffset->currentValue()->isRelative()
         || SVGTextContentElement::selfHasRelativeLengths();
 }
 
 }