Generate toFooElement() functions from tagname data

Source/core/html/HTMLTableElement.h

Index: Source/core/html/HTMLTableElement.h
diff --git a/Source/core/html/HTMLTableElement.h b/Source/core/html/HTMLTableElement.h
index 4ec167481b37273bb45c268fbf9d9bb7ebf96330..9c3b837ad1a7c0f2525e3cab7d626a145d268998 100644
--- a/Source/core/html/HTMLTableElement.h
+++ b/Source/core/html/HTMLTableElement.h
@@ -111,12 +111,6 @@ inline bool isHTMLTableElement(const Element* element)
     return element->hasTagName(HTMLNames::tableTag);
 }
 
-inline HTMLTableElement* toHTMLTableElement(Node* node)
-{
-    ASSERT_WITH_SECURITY_IMPLICATION(!node || isHTMLTableElement(node));
-    return static_cast<HTMLTableElement*>(node);
-}
-
 } //namespace
 
 #endif