ui: Use base::MessageLoop.

ui/views/widget/aero_tooltip_manager.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 "ui/views/widget/aero_tooltip_manager.h"
 
 #include <windows.h>
 #include <commctrl.h>
 #include <shlobj.h>
 
@@ skipping 77 matching lines @@
 }
 
 ///////////////////////////////////////////////////////////////////////////////
 // AeroTooltipManager::InitialTimer
 
 AeroTooltipManager::InitialTimer::InitialTimer(AeroTooltipManager* manager)
     : manager_(manager) {
 }
 
 void AeroTooltipManager::InitialTimer::Start(int time) {
-  MessageLoop::current()->PostDelayedTask(FROM_HERE,
+  base::MessageLoop::current()->PostDelayedTask(
+      FROM_HERE,
       base::Bind(&InitialTimer::Execute, this),
       base::TimeDelta::FromMilliseconds(time));
 }
 
 void AeroTooltipManager::InitialTimer::Disown() {
   manager_ = NULL;
 }
 
 void AeroTooltipManager::InitialTimer::Execute() {
   if (manager_)
     manager_->OnTimer();
 }
 
 }  // namespace views