Make it possible to have <object>'s scriptableObject as a v8 object instead of NPObject.

Source/core/plugins/PluginView.h

 /*
  * Copyright (C) 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2013 Google Inc. All rights reserved.
+ * Copyright (C) 2014 Opera Software ASA. 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 PluginView_h
 #define PluginView_h
 
 #include "platform/Widget.h"
 #include "platform/scroll/ScrollTypes.h"
 #include "wtf/text/WTFString.h"
+#include <v8.h>
 
 struct NPObject;
 
 namespace blink { class WebLayer; }
 
 namespace blink {
 
 class ResourceError;
 class ResourceResponse;
 class Scrollbar;
 
 class PluginView : public Widget {
 public:
     virtual bool isPluginView() const OVERRIDE FINAL { return true; }
 
     virtual blink::WebLayer* platformLayer() const { return 0; }
-    virtual NPObject* scriptableObject() { return 0; }
+    virtual v8::Local<v8::Object> scriptableObject(v8::Isolate*) { return v8::Local<v8::Object>(); }
     virtual bool getFormValue(String&) { return false; }
     virtual bool wantsWheelEvents() { return false; }
     virtual bool supportsKeyboardFocus() const { return false; }
     virtual bool supportsInputMethod() const { return false; }
     virtual bool canProcessDrag() const { return false; }
 
     virtual void didReceiveResponse(const ResourceResponse&) { }
     virtual void didReceiveData(const char*, int) { }
     virtual void didFinishLoading() { }
     virtual void didFailLoading(const ResourceError&) { }
 
 protected:
     PluginView() : Widget() { }
 };
 
 DEFINE_TYPE_CASTS(PluginView, Widget, widget, widget->isPluginView(), widget.isPluginView());
 
 } // namespace blink
 
 #endif // PluginView_h