Add ResetModem method and call it once non_cellular activation is done.

chrome/browser/chromeos/cros/mock_network_library.h

 // Copyright (c) 2012 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_CHROMEOS_CROS_MOCK_NETWORK_LIBRARY_H_
 #define CHROME_BROWSER_CHROMEOS_CROS_MOCK_NETWORK_LIBRARY_H_
 
 #include <string>
 
 #include "chrome/browser/chromeos/cros/network_library.h"
@@ skipping 92 matching lines @@
   MOCK_METHOD2(ChangePin, void(const std::string&, const std::string&));
   MOCK_METHOD2(ChangeRequirePin, void(bool, const std::string&));
   MOCK_METHOD1(EnterPin, void(const std::string&));
   MOCK_METHOD2(UnblockPin, void(const std::string&, const std::string&));
 
   MOCK_METHOD0(RequestCellularScan, void());
   MOCK_METHOD1(RequestCellularRegister, void(const std::string&));
   MOCK_METHOD1(SetCellularDataRoamingAllowed, void(bool));
   MOCK_METHOD2(SetCarrier, void(const std::string&,
                                 const NetworkOperationCallback&));
+  MOCK_METHOD0(ResetModem, void());
   MOCK_METHOD0(IsCellularAlwaysInRoaming, bool());
 
   MOCK_METHOD0(RequestNetworkScan, void(void));
   MOCK_CONST_METHOD1(HasProfileType, bool(NetworkProfileType));
   MOCK_CONST_METHOD1(CanConnectToNetwork, bool(const Network*));
   MOCK_METHOD1(RefreshIPConfig, void(Network*));
   MOCK_METHOD1(ConnectToWifiNetwork, void(WifiNetwork*));
   MOCK_METHOD2(ConnectToWifiNetwork, void(WifiNetwork*, bool));
   MOCK_METHOD1(ConnectToWimaxNetwork, void(WimaxNetwork*));
   MOCK_METHOD2(ConnectToWimaxNetwork, void(WimaxNetwork*, bool));
@@ skipping 83 matching lines @@
   MOCK_METHOD0(StartActivation, bool(void));
 
  private:
   DISALLOW_COPY_AND_ASSIGN(MockCellularNetwork);
 };
 
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_CROS_MOCK_NETWORK_LIBRARY_H_