chromeos: gets rid of wm_screen_util

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"
 
@@ skipping 12 matching lines @@
   // 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);
 
+  // Returns the bounds of the physical display containing the shelf for
+  // |window|. Physical displays can differ from logical displays in unified
+  // desktop mode.
+  // TODO(oshima): Consider using physical displays in window layout, instead of
+  // root windows, and only use logical display in display management code.
+  static gfx::Rect GetDisplayBoundsWithShelf(aura::Window* window);
+
  private:
-  ScreenUtil() {}
-  ~ScreenUtil() {}
-
-  DISALLOW_COPY_AND_ASSIGN(ScreenUtil);
+  DISALLOW_IMPLICIT_CONSTRUCTORS(ScreenUtil);

[msw, 2017/05/05 16:58:56]

Nice, I never knew about this

 };
 
 }  // namespace ash
 
 #endif  // ASH_SCREEN_UTIL_H_