[cros] Add network tray item for mobile network setup.

ash/shell.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 "ash/shell.h"
 
 #include <algorithm>
 
 #include "ash/app_list/app_list.h"
 #include "ash/ash_switches.h"
@@ skipping 453 matching lines @@
 
   virtual bool GetBluetoothEnabled() OVERRIDE {
     return bluetooth_enabled_;
   }
 
   virtual bool GetCellularScanSupported() OVERRIDE {
     return true;
   }
 
   virtual bool GetCellularCarrierInfo(std::string* carrier_id,
-                                      std::string* toup_url) OVERRIDE {
+                                      std::string* topup_url,
+                                      std::string* setup_url) OVERRIDE {
     return false;
   }
 
-  virtual void ShowCellularTopupURL(const std::string& topup_url) OVERRIDE {
+  virtual void ShowCellularURL(const std::string& url) OVERRIDE {
   }
 
   virtual void ChangeProxySettings() OVERRIDE {
   }
 
   bool muted_;
   bool wifi_enabled_;
   bool cellular_enabled_;
   bool bluetooth_enabled_;
   float volume_;
@@ skipping 469 matching lines @@
     panel_container->SetLayoutManager(panel_layout_manager_);
   }
 }
 
 void Shell::DisableWorkspaceGridLayout() {
   if (workspace_controller_.get())
     workspace_controller_->workspace_manager()->set_grid_size(0);
 }
 
 }  // namespace ash