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diff --git a/Source/JavaScriptCore/runtime/JSAPIValueWrapper.h b/Source/JavaScriptCore/runtime/JSAPIValueWrapper.h
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+/*
+ *  Copyright (C) 1999-2001 Harri Porten (porten@kde.org)
+ *  Copyright (C) 2001 Peter Kelly (pmk@post.com)
+ *  Copyright (C) 2003, 2004, 2005, 2007, 2008 Apple Inc. All rights reserved.
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Library General Public
+ *  License as published by the Free Software Foundation; either
+ *  version 2 of the License, or (at your option) any later version.
+ *
+ *  This library is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *  Library General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Library General Public License
+ *  along with this library; see the file COPYING.LIB.  If not, write to
+ *  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ *  Boston, MA 02110-1301, USA.
+ *
+ */
+
+#ifndef JSAPIValueWrapper_h
+#define JSAPIValueWrapper_h
+
+#include "JSCell.h"
+#include "CallFrame.h"
+
+namespace JSC {
+
+    class JSAPIValueWrapper : public JSCell {
+        friend JSValue jsAPIValueWrapper(ExecState*, JSValue);
+    public:
+        JSValue value() const { return m_value; }
+
+        virtual bool isAPIValueWrapper() const { return true; }
+
+        static PassRefPtr<Structure> createStructure(JSValue prototype)
+        {
+            return Structure::create(prototype, TypeInfo(CompoundType, OverridesMarkChildren | OverridesGetPropertyNames), AnonymousSlotCount);
+        }
+
+        
+    private:
+        JSAPIValueWrapper(ExecState* exec, JSValue value)
+            : JSCell(exec->globalData().apiWrapperStructure.get())
+            , m_value(value)
+        {
+            ASSERT(!value.isCell());
+        }
+
+        JSValue m_value;
+    };
+
+    inline JSValue jsAPIValueWrapper(ExecState* exec, JSValue value)
+    {
+        return new (exec) JSAPIValueWrapper(exec, value);
+    }
+
+} // namespace JSC
+
+#endif // JSAPIValueWrapper_h