Rename shell namespace to service_manager

ash/mus/root_window_controller.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_ROOT_WINDOW_CONTROLLER_H_
 #define ASH_MUS_ROOT_WINDOW_CONTROLLER_H_
 
 #include <memory>
 
 #include "ash/mus/disconnected_app_handler.h"
 #include "ash/public/interfaces/container.mojom.h"
 #include "services/ui/public/cpp/window_observer.h"
 #include "services/ui/public/interfaces/window_manager_constants.mojom.h"
 #include "ui/display/display.h"
 
 namespace gfx {
 class Insets;
 }
 
-namespace shell {
+namespace service_manager {
 class Connector;
 }
 
 namespace ash {
 
 class WorkspaceLayoutManager;
 
 namespace mus {
 
 class LayoutManager;
 class WindowManager;
 class WmRootWindowControllerMus;
 class WmShelfMus;
 class WmTestBase;
 class WmTestHelper;
 class WmWindowMus;
 
 // RootWindowController manages the windows and state for a single display.
 // RootWindowController takes ownership of the Window that it passed to it.
 class RootWindowController {
  public:
   RootWindowController(WindowManager* window_manager,
                        ui::Window* root,
                        const display::Display& display);
   ~RootWindowController();
 
   void Shutdown();
 
-  shell::Connector* GetConnector();
+  service_manager::Connector* GetConnector();
 
   ui::Window* root() { return root_; }
   WmRootWindowControllerMus* wm_root_window_controller() {
     return wm_root_window_controller_.get();
   }
 
   ui::Window* NewTopLevelWindow(
       std::map<std::string, std::vector<uint8_t>>* properties);
 
   ui::Window* GetWindowForContainer(mojom::Container container);
@@ skipping 31 matching lines @@
 
   std::unique_ptr<DisconnectedAppHandler> disconnected_app_handler_;
 
   DISALLOW_COPY_AND_ASSIGN(RootWindowController);
 };
 
 }  // namespace mus
 }  // namespace ash
 
 #endif  // ASH_MUS_ROOT_WINDOW_CONTROLLER_H_