Simplify WorkAreaBounds access logic

ash/screen_ash.h

 // 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.
 
 #ifndef ASH_SCREEN_ASH_H_
 #define ASH_SCREEN_ASH_H_
 
 #include "ash/ash_export.h"
 #include "base/compiler_specific.h"
 #include "ui/gfx/screen.h"
@@ skipping 13 matching lines @@
 
   // 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);
 
   // Returns the bounds for maximized windows in parent coordinates.
   // Maximized windows trigger auto-hiding the shelf.
   static gfx::Rect GetMaximizedWindowBoundsInParent(aura::Window* window);
 
-  // Returns work area when a maximized window is not present in
-  // parent coordinates.
-  static gfx::Rect GetUnmaximizedWorkAreaBoundsInParent(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);
 
   // Converts |rect| from |window|'s coordinates to the virtual screen
   // coordinates.
   static gfx::Rect ConvertRectToScreen(aura::Window* window,
                                        const gfx::Rect& rect);
@@ skipping 23 matching lines @@
       const gfx::Rect& match_rect) const OVERRIDE;
   virtual gfx::Display GetPrimaryDisplay() const OVERRIDE;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(ScreenAsh);
 };
 
 }  // namespace ash
 
 #endif  // ASH_SCREEN_ASH_H_