Service Worker: Remove ServiceWorker.terminate() method

Source/modules/serviceworkers/ServiceWorker.cpp

 /*
  * Copyright (C) 2013 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 45 matching lines @@
     if (m_outerWorker->state() == WebServiceWorkerStateRedundant) {
         exceptionState.throwDOMException(InvalidStateError, "ServiceWorker is in redundant state.");
         return;
     }
 
     WebString messageString = message->toWireString();
     OwnPtr<WebMessagePortChannelArray> webChannels = MessagePort::toWebMessagePortChannelArray(channels.release());
     m_outerWorker->postMessage(messageString, webChannels.leakPtr());
 }
 
-void ServiceWorker::terminate(ExceptionState& exceptionState)
-{
-    exceptionState.throwDOMException(InvalidAccessError, "Not supported.");
-}
-
 void ServiceWorker::internalsTerminate()
 {
     m_outerWorker->terminate();
 }
 
 void ServiceWorker::dispatchStateChangeEvent()
 {
     this->dispatchEvent(Event::create(EventTypeNames::statechange));
 }
 
@@ skipping 71 matching lines @@
 {
     ASSERT(m_outerWorker);
     m_outerWorker->setProxy(this);
 }
 
 ServiceWorker::~ServiceWorker()
 {
 }
 
 } // namespace blink