bindings: Adds virtual ScriptWrappable::wrap method.

Source/core/inspector/InspectorOverlayHost.h

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 18 matching lines @@
 #ifndef InspectorOverlayHost_h
 #define InspectorOverlayHost_h
 
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "wtf/PassRefPtr.h"
 #include "wtf/RefCounted.h"
 
 namespace blink {
 
 class InspectorOverlayHost FINAL : public RefCountedWillBeGarbageCollectedFinalized<InspectorOverlayHost>, public ScriptWrappable {
+    DEFINE_WRAPPERTYPEINFO();
 public:
     static PassRefPtrWillBeRawPtr<InspectorOverlayHost> create()
     {
         return adoptRefWillBeNoop(new InspectorOverlayHost());
     }
     ~InspectorOverlayHost();
     void trace(Visitor*);
 
     void resume();
     void stepOver();
 
     class Listener : public WillBeGarbageCollectedMixin {
     public:
         virtual ~Listener() { }
         virtual void overlayResumed() = 0;
         virtual void overlaySteppedOver() = 0;
     };
     void setListener(Listener* listener) { m_listener = listener; }
 
 private:
     InspectorOverlayHost();
 
     RawPtrWillBeMember<Listener> m_listener;
 };
 
 } // namespace blink
 
-#endif // !defined(InspectorOverlayHost_h)
+#endif // InspectorOverlayHost_h