Clean up toHTMLFooElement() using DEFINE_NODE_TYPE_CASTS_WITH_FUNCTION

Source/core/html/HTMLMeterElement.h

Index: Source/core/html/HTMLMeterElement.h
diff --git a/Source/core/html/HTMLMeterElement.h b/Source/core/html/HTMLMeterElement.h
index 2e1d6b654b02ac78bf8ec17d9678a3877a9dc3fd..10b3ac9ee12b8620b48694110c9797e8d7a7dbd3 100644
--- a/Source/core/html/HTMLMeterElement.h
+++ b/Source/core/html/HTMLMeterElement.h
@@ -81,17 +81,23 @@ private:
     RefPtr<MeterValueElement> m_value;
 };
 
-inline bool isHTMLMeterElement(Node* node)
+inline bool isHTMLMeterElement(const Node& node)

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

Ditto.

 {
-    return node->hasTagName(HTMLNames::meterTag);
+    return node.hasTagName(HTMLNames::meterTag);
+}
+
+inline bool isHTMLMeterElement(Node& node)
+{
+    return node.hasTagName(HTMLNames::meterTag);
 }
 
-inline HTMLMeterElement* toHTMLMeterElement(Node* node)
+inline bool isHTMLMeterElement(Node* node)
 {
-    ASSERT_WITH_SECURITY_IMPLICATION(!node || isHTMLMeterElement(node));
-    return static_cast<HTMLMeterElement*>(node);
+    return node->hasTagName(HTMLNames::meterTag);
 }
 
+DEFINE_NODE_TYPE_CASTS_WITH_FUNCTION(HTMLMeterElement);
+
 } // namespace
 
 #endif