cros: Replace WizardController string constants with OobeScreen values.

chrome/browser/chromeos/login/login_browsertest.cc

 // 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.
 
 #include "ash/common/system/tray/system_tray.h"
 #include "ash/shell.h"
 #include "base/command_line.h"
 #include "base/location.h"
 #include "base/single_thread_task_runner.h"
 #include "base/strings/string_util.h"
@@ skipping 206 matching lines @@
 // Verifies the cursor is not hidden at startup when running guest session.
 IN_PROC_BROWSER_TEST_F(LoginGuestTest, CursorShown) {
   EXPECT_TRUE(ash::Shell::GetInstance()->cursor_manager()->IsCursorVisible());
 
   TestSystemTrayIsVisible();
 }
 
 // Verifies the cursor is hidden at startup on login screen.
 IN_PROC_BROWSER_TEST_F(LoginCursorTest, CursorHidden) {
   // Login screen needs to be shown explicitly when running test.
-  ShowLoginWizard(WizardController::kLoginScreenName);
+  ShowLoginWizard(OobeScreen::SCREEN_SPECIAL_LOGIN);
 
   // Cursor should be hidden at startup
   EXPECT_FALSE(ash::Shell::GetInstance()->cursor_manager()->IsCursorVisible());
 
   // Cursor should be shown after cursor is moved.
   EXPECT_TRUE(ui_test_utils::SendMouseMoveSync(gfx::Point()));
   EXPECT_TRUE(ash::Shell::GetInstance()->cursor_manager()->IsCursorVisible());
 
   base::ThreadTaskRunnerHandle::Get()->DeleteSoon(
       FROM_HERE, LoginDisplayHost::default_host());
@@ skipping 21 matching lines @@
   content::WindowedNotificationObserver session_start_waiter(
       chrome::NOTIFICATION_SESSION_STARTED,
       content::NotificationService::AllSources());
   SubmitGaiaAuthOfflineForm(kTestUser, kPassword);
   session_start_waiter.Wait();
 
   TestSystemTrayIsVisible();
 }
 
 }  // namespace chromeos