ServiceWorker: Ensure live registration during starting worker

content/browser/service_worker/service_worker_version.h

 // 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.
 
 #ifndef CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_VERSION_H_
 #define CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_VERSION_H_
 
 #include <map>
 #include <set>
 #include <string>
@@ skipping 321 matching lines @@
                          int line_number,
                          int column_number,
                          const GURL& source_url) override;
   void OnReportConsoleMessage(int source_identifier,
                               int message_level,
                               const base::string16& message,
                               int line_number,
                               const GURL& source_url) override;
   bool OnMessageReceived(const IPC::Message& message) override;
 
-  void OnStartSentAndScriptEvaluated(ServiceWorkerStatusCode status);
+  void DidEnsureLiveRegistration(
+      bool pause_after_download,
+      const StatusCallback& callback,
+      ServiceWorkerStatusCode status,
+      const scoped_refptr<ServiceWorkerRegistration>& protect);
+  void OnStartSentAndScriptEvaluated(
+      scoped_refptr<ServiceWorkerRegistration> protect,
+      ServiceWorkerStatusCode status);
 
   void DispatchInstallEventAfterStartWorker(const StatusCallback& callback);
   void DispatchActivateEventAfterStartWorker(const StatusCallback& callback);
 
   void DispatchMessageEventInternal(
       const base::string16& message,
       const std::vector<TransferredMessagePort>& sent_message_ports,
       const StatusCallback& callback);
 
   // Message handlers.
@@ skipping 121 matching lines @@
   scoped_ptr<net::HttpResponseInfo> main_script_http_info_;
 
   base::WeakPtrFactory<ServiceWorkerVersion> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ServiceWorkerVersion);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_VERSION_H_