Generate the isSVG*Element() / toSVG*Element() helper functions

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 27 matching lines @@
 #include "core/events/Event.h"
 #include "core/html/HTMLElement.h"
 #include "core/rendering/RenderObject.h"
 #include "core/rendering/svg/RenderSVGResourceContainer.h"
 #include "core/svg/SVGCursorElement.h"
 #include "core/svg/SVGDocumentExtensions.h"
 #include "core/svg/SVGElementInstance.h"
 #include "core/svg/SVGElementRareData.h"
 #include "core/svg/SVGGraphicsElement.h"
 #include "core/svg/SVGSVGElement.h"
+#include "core/svg/SVGTitleElement.h"
 #include "core/svg/SVGUseElement.h"
 
 #include "wtf/TemporaryChange.h"
 
 namespace WebCore {
 
 using namespace HTMLNames;
 using namespace SVGNames;
 
 void mapAttributeToCSSProperty(HashMap<StringImpl*, CSSPropertyID>* propertyNameToIdMap, const QualifiedName& attrName)
@@ skipping 186 matching lines @@
 
             // If the <use> title is not empty we found the title to use.
             String useTitle(useElement->title());
             if (!useTitle.isEmpty())
                 return useTitle;
         }
     }
 
     // If we aren't an instance in a <use> or the <use> title was not found, then find the first
     // <title> child of this element.
-    Element* titleElement = ElementTraversal::firstWithin(*this);
-    for (; titleElement; titleElement = ElementTraversal::nextSkippingChildren(*titleElement, this)) {
-        if (titleElement->hasTagName(SVGNames::titleTag) && titleElement->isSVGElement())
-            break;
-    }
-
     // If a title child was found, return the text contents.
-    if (titleElement)
+    if (Element* titleElement = Traversal<SVGTitleElement>::firstChild(*this))
         return titleElement->innerText();
 
     // Otherwise return a null/empty string.
     return String();
 }
 
 PassRefPtrWillBeRawPtr<CSSValue> SVGElement::getPresentationAttribute(const AtomicString& name)
 {
     if (!hasAttributesWithoutUpdate())
         return nullptr;
@@ skipping 866 matching lines @@
         animatableAttributes.add(SVGNames::zAttr);
     }
 
     if (name == classAttr)
         return true;
 
     return animatableAttributes.contains(name);
 }
 #endif
 }