[GCM] Stop/restart GCM when the state is forced off/on

chrome/browser/services/gcm/gcm_client_mock.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 CHROME_BROWSER_SERVICES_GCM_GCM_CLIENT_MOCK_H_
 #define CHROME_BROWSER_SERVICES_GCM_GCM_CLIENT_MOCK_H_
 
 #include "base/compiler_specific.h"
 #include "base/memory/weak_ptr.h"
 #include "google_apis/gcm/gcm_client.h"
 
 namespace gcm {
 
 class GCMClientMock : public GCMClient {
  public:
   enum Status {
     UNINITIALIZED,
     LOADED,
+    STOPPED,
     CHECKED_OUT
   };
 
   enum LoadingDelay {
     NO_DELAY_LOADING,
     DELAY_LOADING,
   };
 
   enum ErrorSimulation {
     ALWAYS_SUCCEED,
     FORCE_ERROR
   };
 
   // |loading_delay| denotes if the check-in should be delayed.
   // |error_simulation| denotes if we should simulate server error.
   GCMClientMock(LoadingDelay loading_delay, ErrorSimulation error_simulation);
   virtual ~GCMClientMock();
 
   // Overridden from GCMClient:
   // Called on IO thread.
   virtual void Initialize(
       const checkin_proto::ChromeBuildProto& chrome_build_proto,
       const base::FilePath& store_path,
       const std::vector<std::string>& account_ids,
       const scoped_refptr<base::SequencedTaskRunner>& blocking_task_runner,
       const scoped_refptr<net::URLRequestContextGetter>&
           url_request_context_getter,
       Delegate* delegate) OVERRIDE;
   virtual void Load() OVERRIDE;
+  virtual void Stop() OVERRIDE;
   virtual void CheckOut() OVERRIDE;
   virtual void Register(const std::string& app_id,
                         const std::string& cert,
                         const std::vector<std::string>& sender_ids) OVERRIDE;
   virtual void Unregister(const std::string& app_id) OVERRIDE;
   virtual void Send(const std::string& app_id,
                     const std::string& receiver_id,
                     const OutgoingMessage& message) OVERRIDE;
 
   // Initiate the loading that has been delayed.
@@ skipping 29 matching lines @@
   LoadingDelay loading_delay_;
   ErrorSimulation error_simulation_;
   base::WeakPtrFactory<GCMClientMock> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(GCMClientMock);
 };
 
 }  // namespace gcm
 
 #endif  // CHROME_BROWSER_SERVICES_GCM_GCM_CLIENT_MOCK_H_