chrome: Use base::MessageLoop. (Part 2)

chrome/browser/ui/gtk/download/download_shelf_gtk.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 "chrome/browser/ui/gtk/download/download_shelf_gtk.h"
 
 #include <string>
 
 #include "base/bind.h"
 #include "chrome/browser/download/download_item_model.h"
@@ skipping 321 matching lines @@
   AutoCloseIfPossible();
 }
 
 void DownloadShelfGtk::SetCloseOnMouseOut(bool close) {
   if (close_on_mouse_out_ == close)
     return;
 
   close_on_mouse_out_ = close;
   mouse_in_shelf_ = close;
   if (close)
-    MessageLoopForUI::current()->AddObserver(this);
+    base::MessageLoopForUI::current()->AddObserver(this);
   else
-    MessageLoopForUI::current()->RemoveObserver(this);
+    base::MessageLoopForUI::current()->RemoveObserver(this);
 }
 
 void DownloadShelfGtk::WillProcessEvent(GdkEvent* event) {
 }
 
 void DownloadShelfGtk::DidProcessEvent(GdkEvent* event) {
   gfx::Point cursor_screen_coords;
 
   switch (event->type) {
     case GDK_MOTION_NOTIFY:
@@ skipping 32 matching lines @@
 
   // Negative insets expand the rectangle. We only expand the top.
   bounds.Inset(gfx::Insets(-kShelfAuraSize, 0, 0, 0));
 
   return bounds.Contains(cursor_screen_coords);
 }
 
 void DownloadShelfGtk::MouseLeftShelf() {
   DCHECK(close_on_mouse_out_);
 
-  MessageLoop::current()->PostDelayedTask(
+  base::MessageLoop::current()->PostDelayedTask(
       FROM_HERE,
-      base::Bind(&DownloadShelfGtk::Close, weak_factory_.GetWeakPtr(),
-                 AUTOMATIC),
+      base::Bind(
+          &DownloadShelfGtk::Close, weak_factory_.GetWeakPtr(), AUTOMATIC),
       base::TimeDelta::FromMilliseconds(kAutoCloseDelayMs));
 }
 
 void DownloadShelfGtk::MouseEnteredShelf() {
   weak_factory_.InvalidateWeakPtrs();
 }