bindings: Adds virtual ScriptWrappable::wrap method.

Source/core/dom/Element.h

Index: Source/core/dom/Element.h
diff --git a/Source/core/dom/Element.h b/Source/core/dom/Element.h
index 530c3abea4b1d0cd572573266ae7736743f01af7..44d2dddb01c667745d9ed67305ef60946c0c5575 100644
--- a/Source/core/dom/Element.h
+++ b/Source/core/dom/Element.h
@@ -90,6 +90,7 @@ enum ElementFlags {
 };
 
 class Element : public ContainerNode {
+    DEFINE_WRAPPERTYPEINFO();
 public:
     static PassRefPtrWillBeRawPtr<Element> create(const QualifiedName&, Document*);
     virtual ~Element();
@@ -862,4 +863,4 @@ inline bool isShadowHost(const Element* element)
 
 } // namespace
 
-#endif
+#endif // Element_h