Remember User locked rotation

ash/system/chromeos/rotation/tray_rotation_lock_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/chromeos/rotation/tray_rotation_lock.h"
 
 #include <memory>
 
 #include "ash/common/system/status_area_widget.h"
 #include "ash/common/system/tray/system_tray.h"
@@ skipping 234 matching lines @@
       StatusAreaWidgetTestHelper::GetStatusAreaWidget()->system_tray()));
 
   display::Display::SetInternalDisplayId(internal_display_id);
   std::unique_ptr<views::View> tray_view(CreateTrayView(tray.get()));
   std::unique_ptr<views::View> default_view(tray->CreateDefaultView(
       StatusAreaWidgetTestHelper::GetUserLoginStatus()));
   EXPECT_TRUE(default_view);
   Shell::Get()->maximize_mode_controller()->EnableMaximizeModeWindowManager(
       true);
   EXPECT_TRUE(default_view->visible());
+  Shell::Get()->maximize_mode_controller()->EnableMaximizeModeWindowManager(
+      false);
 }
 
 // Tests that when the tray view is deleted, while TrayRotationLock has not been
 // deleted, that updates to the rotation lock state do not crash.
 TEST_F(TrayRotationLockTest, LockUpdatedDuringDesctruction) {
   Shell::Get()->maximize_mode_controller()->EnableMaximizeModeWindowManager(
       true);
   DestroyTrayView();
   Shell::GetInstance()
       ->screen_orientation_controller()
       ->ToggleUserRotationLock();
   Shell::Get()->maximize_mode_controller()->EnableMaximizeModeWindowManager(
       false);
 }
 
 }  // namespace ash