Ash/aura split: NativeWidgetAura::GetWindowScreenBounds() should return screen bounds.

ash/tooltips/tooltip_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 "ash/tooltips/tooltip_controller.h"
 
 #include <vector>
 
 #include "ash/ash_switches.h"
 #include "ash/shell.h"
@@ skipping 387 matching lines @@
   // want to update the tooltip because the timer has fired.
   // If we come here from UpdateTooltip(), we have already checked for tooltip
   // visibility and this check below will have no effect.
   if (tooltip_text_ != tooltip_text || !tooltip_->IsVisible()) {
     tooltip_text_ = tooltip_text;
     if (tooltip_text_.empty()) {
       tooltip_->Hide();
     } else {
       string16 tooltip_text(tooltip_text_);
       gfx::Point widget_loc = curr_mouse_loc_;
-      widget_loc = widget_loc.Add(tooltip_window_->GetScreenBounds().origin());
+      widget_loc = widget_loc.Add(
+          tooltip_window_->GetBoundsInRootWindow().origin());
       tooltip_->SetText(tooltip_text, widget_loc);
       tooltip_->Show();
     }
   }
 }
 
 bool TooltipController::IsTooltipVisible() {
   return tooltip_->IsVisible();
 }
 
 bool TooltipController::IsDragDropInProgress() {
   aura::client::DragDropClient* client = aura::client::GetDragDropClient(
       Shell::GetRootWindow());
   if (client)
     return client->IsDragDropInProgress();
   return false;
 }
 
 }  // namespace internal
 }  // namespace ash