Move querySelector*() API to ParentNode.idl

Source/core/dom/ParentNode.h

Index: Source/core/dom/ParentNode.h
diff --git a/Source/core/dom/ParentNode.h b/Source/core/dom/ParentNode.h
index 7d6a67f298b498fb0c51fd56233bb4bda23d05cd..870724280479c444881e7f6a55a7a4109dc18151 100644
--- a/Source/core/dom/ParentNode.h
+++ b/Source/core/dom/ParentNode.h
@@ -60,6 +60,16 @@ public:
             ++count;
         return count;
     }
+
+    static PassRefPtr<Element> querySelector(ContainerNode& node, const AtomicString& selectors, ExceptionState& exceptionState)
+    {
+        return node.querySelector(selectors, exceptionState);
+    }
+
+    static PassRefPtr<NodeList> querySelectorAll(ContainerNode& node, const AtomicString& selectors, ExceptionState& exceptionState)
+    {
+        return node.querySelectorAll(selectors, exceptionState);
+    }
 };
 
 } // namespace WebCore