Add a status code to install event handled message from Service Worker

content/browser/service_worker/embedded_worker_test_helper.cc

 // Copyright 2014 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/browser/service_worker/embedded_worker_test_helper.h"
 
 #include "base/bind.h"
 #include "content/browser/service_worker/embedded_worker_instance.h"
 #include "content/browser/service_worker/embedded_worker_registry.h"
 #include "content/browser/service_worker/service_worker_context_core.h"
@@ skipping 76 matching lines @@
   return handled;
 }
 
 void EmbeddedWorkerTestHelper::OnInstallEvent(
     int embedded_worker_id,
     int request_id,
     int active_version_embedded_worker_id) {
   SimulateSendMessageToBrowser(
       embedded_worker_id,
       request_id,
-      ServiceWorkerHostMsg_InstallEventFinished());
+      ServiceWorkerHostMsg_InstallEventFinished(
+          SERVICE_WORKER_INSTALL_EVENT_RESULT_COMPLETED));
 }
 
 void EmbeddedWorkerTestHelper::OnFetchEvent(
     int embedded_worker_id,
     int request_id,
     const ServiceWorkerFetchRequest& request) {
   SimulateSendMessageToBrowser(
       embedded_worker_id,
       request_id,
       ServiceWorkerHostMsg_FetchEventFinished(
@@ skipping 92 matching lines @@
                  current_request_id_,
                  request));
 }
 
 EmbeddedWorkerRegistry* EmbeddedWorkerTestHelper::registry() {
   DCHECK(context_);
   return context_->embedded_worker_registry();
 }
 
 }  // namespace content