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

ash/screen_util.h

 // Copyright 2014 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_SCREEN_UTIL_H_
 #define ASH_SCREEN_UTIL_H_
 
 #include "ash/ash_export.h"
 #include "base/macros.h"
 
 namespace aura {
 class Window;
 }
 
 namespace gfx {
 class Display;
 class Rect;
 class Point;
 }
 
+namespace display {
+using Display = gfx::Display;
+}
+
 namespace ash {
 
 class ASH_EXPORT ScreenUtil {
  public:
   // Finds the display that contains |point| in screeen coordinates.
   // Returns invalid display if there is no display that can satisfy
   // the condition.
-  static gfx::Display FindDisplayContainingPoint(const gfx::Point& point);
+  static display::Display FindDisplayContainingPoint(const gfx::Point& point);
 
   // Returns the bounds for maximized windows in parent coordinates.
   // Maximized windows trigger auto-hiding the shelf.
   static gfx::Rect GetMaximizedWindowBoundsInParent(aura::Window* window);
 
   // Returns the display bounds in parent coordinates.
   static gfx::Rect GetDisplayBoundsInParent(aura::Window* window);
 
   // Returns the display's work area bounds in parent coordinates.
   static gfx::Rect GetDisplayWorkAreaBoundsInParent(aura::Window* window);
@@ skipping 11 matching lines @@
   // Converts |rect| from |window|'s coordinates to the virtual screen
   // coordinates.
   static gfx::Rect ConvertRectToScreen(aura::Window* window,
                                        const gfx::Rect& rect);
 
   // Converts |rect| from virtual screen coordinates to the |window|'s
   // coordinates.
   static gfx::Rect ConvertRectFromScreen(aura::Window* window,
                                          const gfx::Rect& rect);
 
-  // Returns a gfx::Display object for secondary display. Returns
+  // Returns a display::Display object for secondary display. Returns
   // invalid display if there is no secondary display connected.
-  static const gfx::Display& GetSecondaryDisplay();
+  static const display::Display& GetSecondaryDisplay();
 
  private:
   ScreenUtil() {}
   ~ScreenUtil() {}
 
   DISALLOW_COPY_AND_ASSIGN(ScreenUtil);
 };
 
 }  // namespace ash
 
 #endif  // ASH_SCREEN_UTIL_H_