Moves ash::user::LoginStatus to ash/common

ash/system/status_area_widget.h

Index: ash/system/status_area_widget.h
diff --git a/ash/system/status_area_widget.h b/ash/system/status_area_widget.h
index efe536ff274419acb8b800b8d9210c7758f2d4e5..cb492418b03d000744461df5325ee52befdf62b7 100644
--- a/ash/system/status_area_widget.h
+++ b/ash/system/status_area_widget.h
@@ -45,7 +45,7 @@ class ASH_EXPORT StatusAreaWidget : public views::Widget {
   // Called by the client when the login status changes. Caches login_status
   // and calls UpdateAfterLoginStatusChange for the system tray and the web
   // notification tray.
-  void UpdateAfterLoginStatusChange(user::LoginStatus login_status);
+  void UpdateAfterLoginStatusChange(LoginStatus login_status);
 
   StatusAreaWidgetDelegate* status_area_widget_delegate() {
     return status_area_widget_delegate_;
@@ -59,7 +59,7 @@ class ASH_EXPORT StatusAreaWidget : public views::Widget {
   }
   ShelfWidget* shelf_widget() { return shelf_widget_; }
 
-  user::LoginStatus login_status() const { return login_status_; }
+  LoginStatus login_status() const { return login_status_; }
 
   // Returns true if the shelf should be visible. This is used when the
   // shelf is configured to auto-hide and test if the shelf should force
@@ -96,7 +96,7 @@ class ASH_EXPORT StatusAreaWidget : public views::Widget {
   LogoutButtonTray* logout_button_tray_;
   VirtualKeyboardTray* virtual_keyboard_tray_;
 #endif
-  user::LoginStatus login_status_;
+  LoginStatus login_status_;
 
   ShelfWidget* shelf_widget_;