bindings: Adds virtual ScriptWrappable::wrap method.

Source/core/timing/PerformanceMark.h

 /*
  * Copyright (C) 2012 Intel 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
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 16 matching lines @@
 #define PerformanceMark_h
 
 #include "core/timing/PerformanceEntry.h"
 #include "platform/heap/Handle.h"
 #include "wtf/PassRefPtr.h"
 #include "wtf/text/WTFString.h"
 
 namespace blink {
 
 class PerformanceMark FINAL : public PerformanceEntry {
+    DEFINE_WRAPPERTYPEINFO();
 public:
     static PassRefPtrWillBeRawPtr<PerformanceMark> create(const String& name, double startTime)
     {
         return adoptRefWillBeNoop(new PerformanceMark(name, startTime));
     }
 
     virtual bool isMark() OVERRIDE { return true; }
 
     virtual void trace(Visitor* visitor) OVERRIDE
     {
         PerformanceEntry::trace(visitor);
     }
 
 private:
     PerformanceMark(const String& name, double startTime) : PerformanceEntry(name, "mark", startTime, startTime)
     {
         ScriptWrappable::init(this);
     }
 
     virtual ~PerformanceMark() { }
 };
 
-}
+} // namespace blink
 
-#endif // !defined(PerformanceMark_h)
+#endif // PerformanceMark_h