Move MessageLoop to base namespace.

chrome/browser/ui/views/sync/one_click_signin_bubble_view.h

 // 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.
 
 #ifndef CHROME_BROWSER_UI_VIEWS_SYNC_ONE_CLICK_SIGNIN_BUBBLE_VIEW_H_
 #define CHROME_BROWSER_UI_VIEWS_SYNC_ONE_CLICK_SIGNIN_BUBBLE_VIEW_H_
 
 #include "base/basictypes.h"
 #include "base/callback.h"
 #include "base/compiler_specific.h"
 #include "base/gtest_prod_util.h"
 #include "base/string16.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/browser/ui/views/toolbar_view.h"
 #include "ui/views/bubble/bubble_delegate.h"
 #include "ui/views/controls/button/button.h"
 #include "ui/views/controls/link_listener.h"
 
+namespace base {
 class MessageLoop;
+}
 
 namespace views {
 class GridLayout;
 class TextButton;
 }
 
 // OneClickSigninBubbleView is a view intended to be used as the content of an
 // Bubble. It provides simple and concise feedback to the user that sync'ing
 // has started after using the one-click singin infobar.
 class OneClickSigninBubbleView : public views::BubbleDelegateView,
@@ skipping 71 matching lines @@
   // Controls at bottom of bubble.
   views::TextButton* ok_button_;
   views::TextButton* undo_button_;
 
   // This callback is nulled once its called, so that it is called only once.
   // It will be called when the bubble is closed if it has not been called
   // and nulled earlier.
   BrowserWindow::StartSyncCallback start_sync_callback_;
 
   // A message loop used only with unit tests.
-  MessageLoop* message_loop_for_testing_;
+  base::MessageLoop* message_loop_for_testing_;
 
   DISALLOW_COPY_AND_ASSIGN(OneClickSigninBubbleView);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_SYNC_ONE_CLICK_SIGNIN_BUBBLE_VIEW_H_