Makes ash/mus use RootWindowControllerCommon

ash/mus/property_util.h

 // Copyright 2015 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_MUS_PROPERTY_UTIL_H_
 #define ASH_MUS_PROPERTY_UTIL_H_
 
 #include "ash/public/interfaces/ash_window_type.mojom.h"
 #include "ash/public/interfaces/container.mojom.h"
 #include "components/mus/public/cpp/window.h"
@@ skipping 20 matching lines @@
 void SetWindowShowState(::mus::Window* window,
                         ::mus::mojom::ShowState show_state);
 ::mus::mojom::ShowState GetWindowShowState(const ::mus::Window* window);
 
 void SetWindowUserSetBounds(::mus::Window* window, const gfx::Rect& bounds);
 gfx::Rect GetWindowUserSetBounds(const ::mus::Window* window);
 
 void SetWindowPreferredSize(::mus::Window* window, const gfx::Size& size);
 gfx::Size GetWindowPreferredSize(const ::mus::Window* window);
 
-mojom::Container GetRequestedContainer(const ::mus::Window* window);
+// If |window| has the |kWindowContainer_Property| set as a property, then
+// the value of |kWindowContainer_Property| is set in |container| and true is
+// returned. Otherwise false is returned.
+bool GetRequestedContainer(const ::mus::Window* window,
+                           mojom::Container* container);
 
 // Returns a bitfield of kResizeBehavior* values from
 // window_manager_constants.mojom.
 int32_t GetResizeBehavior(const ::mus::Window* window);
 
 void SetRestoreBounds(::mus::Window* window, const gfx::Rect& bounds);
 gfx::Rect GetRestoreBounds(const ::mus::Window* window);
 
 void SetShadow(::mus::Window* window, Shadow* shadow);
 Shadow* GetShadow(const ::mus::Window* window);
@@ skipping 19 matching lines @@
 bool IsWindowJanky(::mus::Window* window);
 bool IsWindowJankyProperty(const void* key);
 
 void SetAlwaysOnTop(::mus::Window* window, bool value);
 bool IsAlwaysOnTop(::mus::Window* window);
 
 }  // namespace mus
 }  // namespace ash
 
 #endif  // ASH_MUS_PROPERTY_UTIL_H_