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

chromeos/network/cros_network_functions.cc

 // 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.
 
 #include "chromeos/network/cros_network_functions.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/values.h"
@@ skipping 648 matching lines @@
 void CrosSetCarrier(const std::string& device_path,
                     const std::string& carrier,
                     const NetworkOperationCallback& callback) {
   DBusThreadManager::Get()->GetShillDeviceClient()->SetCarrier(
       dbus::ObjectPath(device_path), carrier,
       base::Bind(callback, device_path, NETWORK_METHOD_ERROR_NONE,
                  std::string()),
       base::Bind(&OnNetworkActionError, callback, device_path));
 }
 
+// Resets the device.
+void CrosReset(const std::string& device_path) {
+  DBusThreadManager::Get()->GetShillDeviceClient()->Reset(
+      dbus::ObjectPath(device_path),
+      base::Bind(&DoNothing),
+      base::Bind(&IgnoreErrors));
+}
+
 }  // namespace chromeos