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

ash/system/tray/system_tray.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 ASH_SYSTEM_TRAY_SYSTEM_TRAY_H_
 #define ASH_SYSTEM_TRAY_SYSTEM_TRAY_H_
 
 #include <map>
 #include <memory>
 #include <vector>
@@ skipping 63 matching lines @@
   // Hides the detailed view for |item|.
   void HideDetailedView(SystemTrayItem* item);
 
   // Shows the notification view for |item|.
   void ShowNotificationView(SystemTrayItem* item);
 
   // Hides the notification view for |item|.
   void HideNotificationView(SystemTrayItem* item);
 
   // Updates the items when the login status of the system changes.
-  void UpdateAfterLoginStatusChange(user::LoginStatus login_status);
+  void UpdateAfterLoginStatusChange(LoginStatus login_status);
 
   // Updates the items when the shelf alignment changes.
   void UpdateAfterShelfAlignmentChange(ShelfAlignment alignment);
 
   // Temporarily hides/unhides the notification bubble.
   void SetHideNotifications(bool hidden);
 
   // Returns true if the shelf should be forced visible when auto-hidden.
   bool ShouldShowShelf() const;
 
@@ skipping 151 matching lines @@
   // A reference to the Screen share and capture item.
   ScreenTrayItem* screen_capture_tray_item_;  // not owned
   ScreenTrayItem* screen_share_tray_item_;  // not owned
 
   DISALLOW_COPY_AND_ASSIGN(SystemTray);
 };
 
 }  // namespace ash
 
 #endif  // ASH_SYSTEM_TRAY_SYSTEM_TRAY_H_