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

Source/core/dom/Node.cpp

Index: Source/core/dom/Node.cpp
diff --git a/Source/core/dom/Node.cpp b/Source/core/dom/Node.cpp
index 8405032c9a56d61cf0ee5e2bb778eb28d19a4188..eabd34387ff487727d7b9394da978b44c2cd7904 100644
--- a/Source/core/dom/Node.cpp
+++ b/Source/core/dom/Node.cpp
@@ -1278,14 +1278,14 @@ PassRefPtr<NodeList> Node::getElementsByTagNameNS(const AtomicString& namespaceU
     return ensureRareData().ensureNodeLists().addCacheWithQualifiedName(this, namespaceURI.isEmpty() ? nullAtom : namespaceURI, localName);
 }
 
-PassRefPtr<NodeList> Node::getElementsByName(const String& elementName)
+PassRefPtr<NodeList> Node::getElementsByName(const AtomicString& elementName)
 {
     return ensureRareData().ensureNodeLists().addCacheWithAtomicName<NameNodeList>(this, NameNodeListType, elementName);
 }
 
-PassRefPtr<NodeList> Node::getElementsByClassName(const String& classNames)
+PassRefPtr<NodeList> Node::getElementsByClassName(const AtomicString& classNames)
 {
-    return ensureRareData().ensureNodeLists().addCacheWithName<ClassNodeList>(this, ClassNodeListType, classNames);
+    return ensureRareData().ensureNodeLists().addCacheWithAtomicName<ClassNodeList>(this, ClassNodeListType, classNames);
 }
 
 PassRefPtr<RadioNodeList> Node::radioNodeList(const AtomicString& name)