Move some more WM functionality down into ash.

ui/aura_shell/property_util.h

-// Copyright (c) 2011 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 UI_AURA_SHELL_PROPERTY_UTIL_H_
-#define UI_AURA_SHELL_PROPERTY_UTIL_H_
-#pragma once
-
-namespace aura {
-class Window;
-}
-
-namespace gfx {
-class Rect;
-}
-
-namespace aura_shell {
-
-// Sets the restore bounds property on |window|. Deletes existing bounds value
-// if exists.
-void SetRestoreBounds(aura::Window* window, const gfx::Rect& bounds);
-
-// Same as SetRestoreBounds(), but does nothing if the restore bounds have
-// already been set. The bounds used are the bounds of the window.
-void SetRestoreBoundsIfNotSet(aura::Window* window);
-
-// Returns the restore bounds property on |window|. NULL if the
-// restore bounds property does not exist for |window|. |window|
-// owns the bounds object.
-const gfx::Rect* GetRestoreBounds(aura::Window* window);
-
-// Deletes and clears the restore bounds property on |window|.
-void ClearRestoreBounds(aura::Window* window);
-
-}
-
-#endif  // UI_AURA_SHELL_PROPERTY_UTIL_H_