Make calls to AtomicString(const String&) explicit in dom/

Source/core/dom/Node.h

Index: Source/core/dom/Node.h
diff --git a/Source/core/dom/Node.h b/Source/core/dom/Node.h
index 30c5a4ae5d877ddfe54d110340d1803a65ea0530..b76732b78098b979c652ad15fa813d574036b20c 100644
--- a/Source/core/dom/Node.h
+++ b/Source/core/dom/Node.h
@@ -614,8 +614,8 @@ public:
 
     PassRefPtr<NodeList> getElementsByTagName(const AtomicString&);
     PassRefPtr<NodeList> getElementsByTagNameNS(const AtomicString& namespaceURI, const AtomicString& localName);
-    PassRefPtr<NodeList> getElementsByName(const String& elementName);
-    PassRefPtr<NodeList> getElementsByClassName(const String& classNames);
+    PassRefPtr<NodeList> getElementsByName(const AtomicString& elementName);
+    PassRefPtr<NodeList> getElementsByClassName(const AtomicString& classNames);
     PassRefPtr<RadioNodeList> radioNodeList(const AtomicString&);
 
     virtual bool willRespondToMouseMoveEvents();