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

ash/system/overview/overview_button_tray_unittest.cc

 // Copyright 2014 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/system/overview/overview_button_tray.h"
 
 #include "ash/ash_switches.h"
 #include "ash/common/shelf/shelf_types.h"
 #include "ash/display/display_manager.h"
 #include "ash/root_window_controller.h"
@@ skipping 163 matching lines @@
   Shell::GetInstance()->maximize_mode_controller()->
       EnableMaximizeModeWindowManager(false);
 }
 
 // Tests that the tray loses visibility when a user logs out, and that it
 // regains visibility when a user logs back in.
 TEST_F(OverviewButtonTrayTest, VisibilityChangesForLoginStatus) {
   Shell::GetInstance()->maximize_mode_controller()->
       EnableMaximizeModeWindowManager(true);
   SetUserLoggedIn(false);
-  Shell::GetInstance()->UpdateAfterLoginStatusChange(user::LOGGED_IN_NONE);
+  Shell::GetInstance()->UpdateAfterLoginStatusChange(
+      LoginStatus::NOT_LOGGED_IN);
   EXPECT_FALSE(GetTray()->visible());
   SetUserLoggedIn(true);
   SetSessionStarted(true);
-  Shell::GetInstance()->UpdateAfterLoginStatusChange(user::LOGGED_IN_USER);
+  Shell::GetInstance()->UpdateAfterLoginStatusChange(LoginStatus::USER);
   EXPECT_TRUE(GetTray()->visible());
   SetUserAddingScreenRunning(true);
   NotifySessionStateChanged();
   EXPECT_FALSE(GetTray()->visible());
   SetUserAddingScreenRunning(false);
   NotifySessionStateChanged();
   EXPECT_TRUE(GetTray()->visible());
   Shell::GetInstance()->maximize_mode_controller()->
       EnableMaximizeModeWindowManager(false);
 }
@@ skipping 71 matching lines @@
       ->maximize_mode_controller()
       ->EnableMaximizeModeWindowManager(true);
   EXPECT_TRUE(GetTray()->visible());
   Shell::GetInstance()
       ->maximize_mode_controller()
       ->EnableMaximizeModeWindowManager(false);
   EXPECT_FALSE(GetTray()->visible());
 }
 
 }  // namespace ash