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

chrome/browser/chromeos/cros/network_library_impl_base.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_NETWORK_LIBRARY_IMPL_BASE_H_
 #define CHROME_BROWSER_CHROMEOS_CROS_NETWORK_LIBRARY_IMPL_BASE_H_
 
 #include <list>
 #include <set>
 
@@ skipping 175 matching lines @@
 
   // virtual ChangePin implemented in derived classes.
   // virtual ChangeRequiredPin implemented in derived classes.
   // virtual EnterPin implemented in derived classes.
   // virtual UnblockPin implemented in derived classes.
 
   // virtual RequestCellularScan implemented in derived classes.
   // virtual RequestCellularRegister implemented in derived classes.
   // virtual SetCellularDataRoamingAllowed implemented in derived classes.
   // virtual SetCarrier implemented in derived classes.
+  // virtual ResetModem implemented in derived classes.
   // virtual IsCellularAlwaysInRoaming implemented in derived classes.
   // virtual RequestNetworkScan implemented in derived classes.
 
   virtual bool HasProfileType(NetworkProfileType type) const OVERRIDE;
   virtual bool CanConnectToNetwork(const Network* network) const OVERRIDE;
 
   // Connect to an existing network.
   virtual void ConnectToWifiNetwork(WifiNetwork* wifi) OVERRIDE;
   virtual void ConnectToWifiNetwork(WifiNetwork* wifi, bool shared) OVERRIDE;
   virtual void ConnectToWimaxNetwork(WimaxNetwork* wimax) OVERRIDE;
@@ skipping 281 matching lines @@
   // stray networks that shill still has on file, but are not known on the
   // Chrome side.
   NetworkSourceMap network_source_map_;
 
   DISALLOW_COPY_AND_ASSIGN(NetworkLibraryImplBase);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_CROS_NETWORK_LIBRARY_IMPL_BASE_H_