bindings: Retires ScriptWrappable::init, etc.

Source/core/events/BeforeUnloadEvent.cpp

 /*
  * Copyright (C) 2001 Peter Kelly (pmk@post.com)
  * Copyright (C) 2001 Tobias Anton (anton@stud.fbi.fh-darmstadt.de)
  * Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com)
  * Copyright (C) 2003, 2005, 2006 Apple Computer, Inc.
  * Copyright (C) 2013 Samsung Electronics.
  *
  * 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
@@ skipping 12 matching lines @@
 
 #include "config.h"
 #include "core/events/BeforeUnloadEvent.h"
 
 
 namespace blink {
 
 BeforeUnloadEvent::BeforeUnloadEvent()
     : Event(EventTypeNames::beforeunload, false, true)
 {
-    ScriptWrappable::init(this);
 }
 
 BeforeUnloadEvent::~BeforeUnloadEvent()
 {
 }
 
 bool BeforeUnloadEvent::isBeforeUnloadEvent() const
 {
     return true;
 }
 
 void BeforeUnloadEvent::trace(Visitor* visitor)
 {
     Event::trace(visitor);
 }
 
 } // namespace blink