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diff --git a/Source/WebKit2/WebProcess/Plugins/Netscape/JSNPObject.h b/Source/WebKit2/WebProcess/Plugins/Netscape/JSNPObject.h
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+/*
+ * Copyright (C) 2010 Apple 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
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef JSNPObject_h
+#define JSNPObject_h
+
+#include <JavaScriptCore/JSObjectWithGlobalObject.h>
+
+typedef void* NPIdentifier;
+struct NPObject;
+
+namespace WebKit {
+
+class NPRuntimeObjectMap;
+    
+// JSNPObject is a JSObject that wraps an NPObject.
+
+class JSNPObject : public JSC::JSObjectWithGlobalObject {
+public:
+    JSNPObject(JSC::JSGlobalObject*, NPRuntimeObjectMap* objectMap, NPObject* npObject);
+    ~JSNPObject();
+
+    void invalidate();
+
+    JSC::JSValue callMethod(JSC::ExecState*, NPIdentifier methodName);
+    JSC::JSValue callObject(JSC::ExecState*);
+    JSC::JSValue callConstructor(JSC::ExecState*);
+
+    static const JSC::ClassInfo s_info;
+
+    NPObject* npObject() const { return m_npObject; }
+
+private:
+    static const unsigned StructureFlags = JSC::OverridesGetOwnPropertySlot | JSObject::StructureFlags;
+    
+    static PassRefPtr<JSC::Structure> createStructure(JSC::JSValue prototype)
+    {
+        return JSC::Structure::create(prototype, JSC::TypeInfo(JSC::ObjectType, StructureFlags), AnonymousSlotCount);
+    }
+
+    virtual JSC::CallType getCallData(JSC::CallData&);
+    virtual JSC::ConstructType getConstructData(JSC::ConstructData&);
+
+    virtual bool getOwnPropertySlot(JSC::ExecState*, const JSC::Identifier& propertyName, JSC::PropertySlot&);
+    virtual bool getOwnPropertyDescriptor(JSC::ExecState*, const JSC::Identifier& propertyName, JSC::PropertyDescriptor&);
+    virtual void put(JSC::ExecState*, const JSC::Identifier& propertyName, JSC::JSValue, JSC::PutPropertySlot&);
+
+    virtual void getOwnPropertyNames(JSC::ExecState*, JSC::PropertyNameArray&, JSC::EnumerationMode mode = JSC::ExcludeDontEnumProperties);
+
+    static JSC::JSValue propertyGetter(JSC::ExecState*, JSC::JSValue, const JSC::Identifier&);
+    static JSC::JSValue methodGetter(JSC::ExecState*, JSC::JSValue, const JSC::Identifier&);
+    static JSC::JSObject* throwInvalidAccessError(JSC::ExecState*);
+
+    virtual const JSC::ClassInfo* classInfo() const { return &s_info; }
+
+    NPRuntimeObjectMap* m_objectMap;
+    NPObject* m_npObject;
+};
+
+} // namespace WebKit
+
+#endif // JSNPObject_h