[ServiceWorker] Update SWProviderHost::Focus() to return a Client.

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 355 matching lines @@
                             int client_id,
                             const ServiceWorkerClientInfo& client_info);
 
   void OnPostMessageToDocument(int client_id,
                                const base::string16& message,
                                const std::vector<int>& sent_message_port_ids);
   void OnFocusClient(int request_id, int client_id);
   void OnSkipWaiting(int request_id);
   void OnClaimClients(int request_id);
 
-  void OnFocusClientFinished(int request_id, bool result);
+  void OnFocusClientFinished(int request_id,
+                             int client_id,
+                             const ServiceWorkerClientInfo& client);
 
   void DidSkipWaiting(int request_id);
   void DidClaimClients(int request_id, ServiceWorkerStatusCode status);
   void DidGetClientInfo(int client_id,
                         scoped_refptr<GetClientDocumentsCallback> callback,
                         const ServiceWorkerClientInfo& info);
 
   void ScheduleStopWorker();
   void StopWorkerIfIdle();
   bool HasInflightRequests() const;
@@ skipping 42 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_