Remove use of deprecated MessageLoop methods in chrome/.

chrome/browser/chromeos/login/ui/login_display_host_impl.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 "chrome/browser/chromeos/login/ui/login_display_host_impl.h"
 
 #include <utility>
 #include <vector>
 
 #include "ash/audio/sounds.h"
 #include "ash/desktop_background/desktop_background_controller.h"
 #include "ash/desktop_background/user_wallpaper_delegate.h"
 #include "ash/shell.h"
 #include "ash/shell_window_ids.h"
 #include "base/bind.h"
 #include "base/command_line.h"
+#include "base/location.h"
 #include "base/logging.h"
 #include "base/macros.h"
+#include "base/single_thread_task_runner.h"
 #include "base/strings/string_split.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/threading/thread_restrictions.h"
+#include "base/threading/thread_task_runner_handle.h"
 #include "base/time/time.h"
 #include "base/trace_event/trace_event.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/browser_shutdown.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/chromeos/accessibility/accessibility_manager.h"
 #include "chrome/browser/chromeos/app_mode/kiosk_app_manager.h"
 #include "chrome/browser/chromeos/base/locale_util.h"
 #include "chrome/browser/chromeos/boot_times_recorder.h"
 #include "chrome/browser/chromeos/first_run/drive_first_run_controller.h"
@@ skipping 972 matching lines @@
 
 ////////////////////////////////////////////////////////////////////////////////
 // LoginDisplayHostImpl, private
 
 void LoginDisplayHostImpl::ShutdownDisplayHost(bool post_quit_task) {
   if (shutting_down_)
     return;
 
   shutting_down_ = true;
   registrar_.RemoveAll();
-  base::MessageLoop::current()->DeleteSoon(FROM_HERE, this);
+  base::ThreadTaskRunnerHandle::Get()->DeleteSoon(FROM_HERE, this);
   if (post_quit_task)
     base::MessageLoop::current()->QuitWhenIdle();
 
   if (!completion_callback_.is_null())
-    base::MessageLoop::current()->PostTask(FROM_HERE, completion_callback_);
+    base::ThreadTaskRunnerHandle::Get()->PostTask(FROM_HERE,
+                                                  completion_callback_);
 
   if (ash::Shell::HasInstance() &&
       finalize_animation_type_ == ANIMATION_ADD_USER) {
     if (!chrome::IsRunningInMash()) {
       ash::Shell::GetInstance()
           ->desktop_background_controller()
           ->MoveDesktopToUnlockedContainer();
     } else {
       NOTIMPLEMENTED();
     }
@@ skipping 199 matching lines @@
     EnableSystemSoundsForAccessibility();
     return;
   }
 
   if (startup_sound_honors_spoken_feedback_ &&
       !ash::PlaySystemSoundIfSpokenFeedback(SOUND_STARTUP)) {
     EnableSystemSoundsForAccessibility();
     return;
   }
 
-  base::MessageLoop::current()->PostDelayedTask(
-      FROM_HERE,
-      base::Bind(&EnableSystemSoundsForAccessibility),
+  base::ThreadTaskRunnerHandle::Get()->PostDelayedTask(
+      FROM_HERE, base::Bind(&EnableSystemSoundsForAccessibility),
       media::SoundsManager::Get()->GetDuration(SOUND_STARTUP));
 }
 
 void LoginDisplayHostImpl::OnLoginPromptVisible() {
   if (!login_prompt_visible_time_.is_null())
     return;
   login_prompt_visible_time_ = base::TimeTicks::Now();
   TryToPlayStartupSound();
 }
 
@@ skipping 131 matching lines @@
 
   locale_util::SwitchLanguageCallback callback(
       base::Bind(&OnLanguageSwitchedCallback, base::Passed(std::move(data))));
 
   // Load locale keyboards here. Hardware layout would be automatically enabled.
   locale_util::SwitchLanguage(locale, true, true /* login_layouts_only */,
                               callback, ProfileManager::GetActiveUserProfile());
 }
 
 }  // namespace chromeos