Clean up toHTMLFooElement() using DEFINE_NODE_TYPE_CASTS_WITH_FUNCTION

Source/core/html/shadow/HTMLContentElement.h

Index: Source/core/html/shadow/HTMLContentElement.h
diff --git a/Source/core/html/shadow/HTMLContentElement.h b/Source/core/html/shadow/HTMLContentElement.h
index df52237d34fe7f1813653653cce7d949725e52ca..63992653a7821e6cf1735d933e6c462fc7fc8d39 100644
--- a/Source/core/html/shadow/HTMLContentElement.h
+++ b/Source/core/html/shadow/HTMLContentElement.h
@@ -91,6 +91,11 @@ inline bool HTMLContentElement::canSelectNode(const Vector<Node*>& siblings, int
     return matchSelector(siblings, nth);
 }
 
+inline bool isHTMLContentElement(const Node& node)

[tkent, 2013/10/24 01:22:32]

Ditto.

+{
+    return node.hasTagName(HTMLNames::contentTag);
+}
+
 inline bool isHTMLContentElement(const Node* node)
 {
     return node->hasTagName(HTMLNames::contentTag);
@@ -101,11 +106,7 @@ inline bool isHTMLContentElement(const Element* element)
     return element->hasTagName(HTMLNames::contentTag);
 }
 
-inline HTMLContentElement* toHTMLContentElement(Node* node)
-{
-    ASSERT_WITH_SECURITY_IMPLICATION(!node || isHTMLContentElement(node));
-    return static_cast<HTMLContentElement*>(node);
-}
+DEFINE_NODE_TYPE_CASTS_WITH_FUNCTION(HTMLContentElement);
 
 }