Removes ash::mus::RootWindowController

ash/mus/bridge/wm_shell_mus.h

 // Copyright 2016 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_BRIDGE_WM_SHELL_MUS_H_
 #define ASH_MUS_BRIDGE_WM_SHELL_MUS_H_
 
 #include <stdint.h>
 
 #include <memory>
 #include <vector>
 
 #include "ash/common/wm_shell.h"
 #include "base/macros.h"
 
 namespace aura {
 class WindowTreeClient;
 }
 
 namespace views {
 class PointerWatcherEventRouter;
 }
 
 namespace ash {
+
+class RootWindowController;
+
 namespace mus {
 
 class AcceleratorControllerDelegateMus;
 class AcceleratorControllerRegistrar;
 class ImmersiveHandlerFactoryMus;
-class RootWindowController;
 class WindowManager;
 class WmShellMusTestApi;
 
 // WmShell implementation for mus.
 class WmShellMus : public WmShell {
  public:
   WmShellMus(WmWindow* primary_root_window,
              std::unique_ptr<ShellDelegate> shell_delegate,
              WindowManager* window_manager,
              views::PointerWatcherEventRouter* pointer_watcher_event_router);
   ~WmShellMus() override;
 
   static WmShellMus* Get();
 
-  RootWindowController* GetRootWindowControllerWithDisplayId(int64_t id);
+  ash::RootWindowController* GetRootWindowControllerWithDisplayId(int64_t id);
 
   AcceleratorControllerDelegateMus* accelerator_controller_delegate() {
     return accelerator_controller_delegate_.get();
   }
 
   aura::WindowTreeClient* window_tree_client();
 
   WindowManager* window_manager() { return window_manager_; }
 
   // WmShell:
@@ skipping 71 matching lines @@
   std::unique_ptr<ImmersiveHandlerFactoryMus> immersive_handler_factory_;
   std::unique_ptr<SessionStateDelegate> session_state_delegate_;
 
   DISALLOW_COPY_AND_ASSIGN(WmShellMus);
 };
 
 }  // namespace mus
 }  // namespace ash
 
 #endif  // ASH_MUS_BRIDGE_WM_SHELL_MUS_H_