Generate toFooElement() functions from tagname data

Source/core/svg/SVGFilterElement.h

Index: Source/core/svg/SVGFilterElement.h
diff --git a/Source/core/svg/SVGFilterElement.h b/Source/core/svg/SVGFilterElement.h
index 427c37dd44912493f813ee23e169836ed604ea59..f8061b3b7345c29822b20669b7dc9a655f5d6a0e 100644
--- a/Source/core/svg/SVGFilterElement.h
+++ b/Source/core/svg/SVGFilterElement.h
@@ -23,7 +23,6 @@
 #ifndef SVGFilterElement_h
 #define SVGFilterElement_h
 
-#include "SVGNames.h"
 #include "core/svg/SVGAnimatedBoolean.h"
 #include "core/svg/SVGAnimatedEnumeration.h"
 #include "core/svg/SVGAnimatedInteger.h"
@@ -79,12 +78,6 @@ private:
     HashSet<RefPtr<Node> > m_clientsToAdd;
 };
 
-inline SVGFilterElement* toSVGFilterElement(Node* node)
-{
-    ASSERT_WITH_SECURITY_IMPLICATION(!node || node->hasTagName(SVGNames::filterTag));
-    return static_cast<SVGFilterElement*>(node);
-}
-
 }
 
 #endif