1) Add basic configuration (network connection, language, keyboard layout, timezone) setup page. 2)…

chrome/browser/chromeos/login/screens/network_screen.h

Index: chrome/browser/chromeos/login/screens/network_screen.h
diff --git a/chrome/browser/chromeos/login/screens/network_screen.h b/chrome/browser/chromeos/login/screens/network_screen.h
index 597b90af3eca0e2d8192eeed1ced3f34099e8bd7..114f4d816f0e6e80d41ea9a6d90ee3b56d38e5ba 100644
--- a/chrome/browser/chromeos/login/screens/network_screen.h
+++ b/chrome/browser/chromeos/login/screens/network_screen.h
@@ -94,7 +94,9 @@ class NetworkScreen : public NetworkModel,
   // Currently We can only get unsecured Wifi network configuration from shark
   // that can be applied to remora. Returns the network ONC configuration.
   void GetConnectedWifiNetwork(std::string* out_onc_spec);
-  void CreateAndConnectNetworkFromOnc(const std::string& onc_spec);
+  void CreateAndConnectNetworkFromOnc(const std::string& onc_spec,
+                                      const base::Closure& success_callback,
+                                      const base::Closure& failed_callback);
 
   void AddObserver(Observer* observer);
   void RemoveObserver(Observer* observer);
@@ -160,9 +162,6 @@ class NetworkScreen : public NetworkModel,
   // Callback when the system timezone settings is changed.
   void OnSystemTimezoneChanged();
 
-  // Called when connection the network from ONC failed.
-  void OnConnectNetworkFromOncFailed();
-
   // True if subscribed to network change notification.
   bool is_network_subscribed_;