Remove use of deprecated MessageLoop methods in chrome/.

chrome/browser/chromeos/login/oobe_browsertest.cc

 // Copyright (c) 2013 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 "base/command_line.h"
+#include "base/location.h"
 #include "base/macros.h"
+#include "base/single_thread_task_runner.h"
+#include "base/threading/thread_task_runner_handle.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/chromeos/login/existing_user_controller.h"
 #include "chrome/browser/chromeos/login/test/oobe_base_test.h"
 #include "chrome/browser/chromeos/login/test/oobe_screen_waiter.h"
 #include "chrome/browser/chromeos/login/ui/login_display_host_impl.h"
 #include "chrome/browser/chromeos/login/ui/webui_login_display.h"
 #include "chrome/browser/chromeos/login/wizard_controller.h"
 #include "chrome/browser/lifetime/application_lifetime.h"
 #include "chrome/browser/ui/webui/chromeos/login/signin_screen_handler.h"
 #include "chrome/common/chrome_switches.h"
@@ skipping 19 matching lines @@
 
   void SetUpCommandLine(base::CommandLine* command_line) override {
     command_line->AppendSwitch(switches::kOobeSkipPostLogin);
 
     OobeBaseTest::SetUpCommandLine(command_line);
   }
 
   void TearDownOnMainThread() override {
     // If the login display is still showing, exit gracefully.
     if (LoginDisplayHost::default_host()) {
-      base::MessageLoop::current()->PostTask(FROM_HERE,
-                                             base::Bind(&chrome::AttemptExit));
+      base::ThreadTaskRunnerHandle::Get()->PostTask(
+          FROM_HERE, base::Bind(&chrome::AttemptExit));
       content::RunMessageLoop();
     }
 
     OobeBaseTest::TearDownOnMainThread();
   }
 
   WebUILoginDisplay* GetLoginDisplay() {
     return static_cast<WebUILoginDisplay*>(
         ExistingUserController::current_controller()->login_display());
   }
@@ skipping 28 matching lines @@
   ui_controls::SendKeyPress(login_window,
                             ui::VKEY_E,
                             true,    // control
                             false,   // shift
                             true,    // alt
                             false);  // command
   OobeScreenWaiter(OobeScreen::SCREEN_OOBE_ENROLLMENT).Wait();
 }
 
 }  // namespace chromeos