Rename gfx::Display/Screen to display::Display/Screen in ash

ash/wm/window_positioner.h

 // Copyright 2013 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 ASH_WM_WINDOW_POSITIONER_H_
 #define ASH_WM_WINDOW_POSITIONER_H_
 
 #include "ash/ash_export.h"
 #include "base/macros.h"
 #include "ui/base/ui_base_types.h"
 
 namespace gfx {
 class Display;
 class Rect;
 }
 
+namespace display {
+using Display = gfx::Display;
+}
+
 namespace ash {
 namespace wm {
 class WmGlobals;
 class WmWindow;
 }
 
 namespace test {
 class WindowPositionerTest;
 }
 
@@ skipping 20 matching lines @@
   // |is_saved_bounds| indicates the |bounds_in_out| is the saved
   // bounds.
   static void GetBoundsAndShowStateForNewWindow(
       const wm::WmWindow* new_window,
       bool is_saved_bounds,
       ui::WindowShowState show_state_in,
       gfx::Rect* bounds_in_out,
       ui::WindowShowState* show_state_out);
 
   // Returns the default bounds for a window to be created in the |display|.
-  static gfx::Rect GetDefaultWindowBounds(const gfx::Display& display);
+  static gfx::Rect GetDefaultWindowBounds(const display::Display& display);
 
   // Check if after removal or hide of the given |removed_window| an
   // automated desktop location management can be performed and
   // rearrange accordingly.
   static void RearrangeVisibleWindowOnHideOrRemove(
       const wm::WmWindow* removed_window);
 
   // Turn the automatic positioning logic temporarily off. Returns the previous
   // state.
   static bool DisableAutoPositioning(bool ignore);
@@ skipping 52 matching lines @@
   // The last used position.
   int last_popup_position_x_;
   int last_popup_position_y_;
 
   DISALLOW_COPY_AND_ASSIGN(WindowPositioner);
 };
 
 }  // namespace ash
 
 #endif  // ASH_WM_WINDOW_POSITIONER_H_