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

chrome/browser/ui/views/tabs/tab_drag_controller.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/views/tabs/tab_drag_controller.h"
 
 #include <math.h>
 #include <set>
 
 #include "base/auto_reset.h"
@@ skipping 385 matching lines @@
 
   if (move_loop_widget_) {
     move_loop_widget_->RemoveObserver(this);
     SetTrackedByWorkspace(move_loop_widget_->GetNativeView(), true);
     SetWindowPositionManaged(move_loop_widget_->GetNativeView(), true);
   }
 
   if (source_tabstrip_ && detach_into_browser_)
     GetModel(source_tabstrip_)->RemoveObserver(this);
 
-  MessageLoopForUI::current()->RemoveObserver(this);
+  base::MessageLoopForUI::current()->RemoveObserver(this);
 
   // Need to delete the view here manually _before_ we reset the dragged
   // contents to NULL, otherwise if the view is animating to its destination
   // bounds, it won't be able to clean up properly since its cleanup routine
   // uses GetIndexForDraggedContents, which will be invalid.
   view_.reset(NULL);
 
   // Reset the delegate of the dragged WebContents. This ends up doing nothing
   // if the drag was completed.
   if (!detach_into_browser_)
@@ skipping 32 matching lines @@
   if (detach_into_browser_)
     GetModel(source_tabstrip_)->AddObserver(this);
 
   drag_data_.resize(tabs.size());
   for (size_t i = 0; i < tabs.size(); ++i)
     InitTabDragData(tabs[i], &(drag_data_[i]));
   source_tab_index_ =
       std::find(tabs.begin(), tabs.end(), source_tab) - tabs.begin();
 
   // Listen for Esc key presses.
-  MessageLoopForUI::current()->AddObserver(this);
+  base::MessageLoopForUI::current()->AddObserver(this);
 
   if (source_tab->width() > 0) {
     offset_to_width_ratio_ = static_cast<float>(
         source_tab->GetMirroredXInView(source_tab_offset)) /
         static_cast<float>(source_tab->width());
   }
   InitWindowCreatePoint();
   initial_selection_model_.Copy(initial_selection_model);
 }
 
@@ skipping 1595 matching lines @@
 gfx::Vector2d TabDragController::GetWindowOffset(
     const gfx::Point& point_in_screen) {
   TabStrip* owning_tabstrip = (attached_tabstrip_ && detach_into_browser_) ?
       attached_tabstrip_ : source_tabstrip_;
   views::View* toplevel_view = owning_tabstrip->GetWidget()->GetContentsView();
 
   gfx::Point point = point_in_screen;
   views::View::ConvertPointFromScreen(toplevel_view, &point);
   return point.OffsetFromOrigin();
 }