Add terminateServiceWorker method for layout tests - chromium side

content/child/service_worker/web_service_worker_impl.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/child/service_worker/web_service_worker_impl.h"
 
 #include "content/child/service_worker/service_worker_dispatcher.h"
 #include "content/child/service_worker/service_worker_handle_reference.h"
 #include "content/child/thread_safe_sender.h"
 #include "content/child/webmessageportchannel_impl.h"
@@ skipping 71 matching lines @@
 }
 
 void WebServiceWorkerImpl::postMessage(const WebString& message,
                                        WebMessagePortChannelArray* channels) {
   thread_safe_sender_->Send(new ServiceWorkerHostMsg_PostMessageToWorker(
       handle_ref_->handle_id(),
       message,
       WebMessagePortChannelImpl::ExtractMessagePortIDs(channels)));
 }
 
+void WebServiceWorkerImpl::terminate() {
+  thread_safe_sender_->Send(
+      new ServiceWorkerHostMsg_TerminateWorker(handle_ref_->handle_id()));
+}
+
 void WebServiceWorkerImpl::CommitState(blink::WebServiceWorkerState new_state) {
   DCHECK(proxy_);
   DCHECK(proxy_->isReady());
   state_ = new_state;
   proxy_->dispatchStateChangeEvent();
 }
 
 }  // namespace content