Splits debug_commands into aura and non-aura parts

ash/mus/window_manager.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_WINDOW_MANAGER_H_
 #define ASH_MUS_WINDOW_MANAGER_H_
 
 #include <stdint.h>
 
 #include <memory>
@@ skipping 34 matching lines @@
                       public ::ui::WindowObserver,
                       public ::ui::WindowTreeClientDelegate {
  public:
   explicit WindowManager(shell::Connector* connector);
   ~WindowManager() override;
 
   void Init(::ui::WindowTreeClient* window_tree_client);
 
   WmShellMus* shell() { return shell_.get(); }
 
+  ::ui::WindowTreeClient* window_tree_client() { return window_tree_client_; }
+
   ::ui::WindowManagerClient* window_manager_client() {
     return window_manager_client_;
   }
 
   shell::Connector* connector() { return connector_; }
 
   void SetScreenLocked(bool is_locked);
 
   // Creates a new top level window.
   ::ui::Window* NewTopLevelWindow(
@@ skipping 61 matching lines @@
 
   std::unique_ptr<WmLookupMus> lookup_;
 
   DISALLOW_COPY_AND_ASSIGN(WindowManager);
 };
 
 }  // namespace mus
 }  // namespace ash
 
 #endif  // ASH_MUS_WINDOW_MANAGER_H_