Converts mash to use Shell

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"
-#include "base/observer_list.h"
-#include "ui/wm/public/activation_change_observer.h"
 
 namespace aura {
 class WindowTreeClient;
 }
 
 namespace views {
 class PointerWatcherEventRouter;
 }
 
 namespace ash {
 namespace mus {
 
 class AcceleratorControllerDelegateMus;
 class AcceleratorControllerRegistrar;
 class ImmersiveHandlerFactoryMus;
 class RootWindowController;
 class WindowManager;
 class WmShellMusTestApi;
 
 // WmShell implementation for mus.
-class WmShellMus : public WmShell,
-                   public aura::client::ActivationChangeObserver {
+class WmShellMus : public WmShell {
  public:
-  WmShellMus(std::unique_ptr<ShellDelegate> shell_delegate,
+  WmShellMus(WmWindow* primary_window,
+             std::unique_ptr<ShellDelegate> shell_delegate,
              WindowManager* window_manager,
              views::PointerWatcherEventRouter* pointer_watcher_event_router);
   ~WmShellMus() override;
 
   static WmShellMus* Get();
 
-  void AddRootWindowController(RootWindowController* controller);
-  void RemoveRootWindowController(RootWindowController* controller);
-
   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:
+  void Initialize(
+      const scoped_refptr<base::SequencedWorkerPool>& pool) override;
+  void Shutdown() override;
   bool IsRunningInMash() const override;
   WmWindow* NewWindow(ui::wm::WindowType window_type,
                       ui::LayerType layer_type) override;
   WmWindow* GetFocusedWindow() override;
   WmWindow* GetActiveWindow() override;
   WmWindow* GetCaptureWindow() override;
   WmWindow* GetPrimaryRootWindow() override;
   WmWindow* GetRootWindowForDisplayId(int64_t display_id) override;
   const display::ManagedDisplayInfo& GetDisplayInfo(
       int64_t display_id) const override;
@@ skipping 23 matching lines @@
   std::unique_ptr<WorkspaceEventHandler> CreateWorkspaceEventHandler(
       WmWindow* workspace_window) override;
   std::unique_ptr<ScopedDisableInternalMouseAndKeyboard>
   CreateScopedDisableInternalMouseAndKeyboard() override;
   std::unique_ptr<ImmersiveFullscreenController>
   CreateImmersiveFullscreenController() override;
   std::unique_ptr<KeyEventWatcher> CreateKeyEventWatcher() override;
   void OnOverviewModeStarting() override;
   void OnOverviewModeEnded() override;
   SessionStateDelegate* GetSessionStateDelegate() override;
-  void AddActivationObserver(WmActivationObserver* observer) override;
-  void RemoveActivationObserver(WmActivationObserver* observer) override;
   void AddDisplayObserver(WmDisplayObserver* observer) override;
   void RemoveDisplayObserver(WmDisplayObserver* observer) override;
   void AddPointerWatcher(views::PointerWatcher* watcher,
                          views::PointerWatcherEventTypes events) override;
   void RemovePointerWatcher(views::PointerWatcher* watcher) override;
   void RequestShutdown() override;
   bool IsTouchDown() override;
   void ToggleIgnoreExternalKeyboard() override;
   void SetLaserPointerEnabled(bool enabled) override;
+  void CreatePointerWatcherAdapter() override;
+  void CreatePrimaryHost() override;
+  void InitHosts(const ShellInitParams& init_params) override;
 
  private:
   friend class WmShellMusTestApi;
 
-  // aura::client::ActivationChangeObserver:
-  void OnWindowActivated(ActivationReason reason,
-                         aura::Window* gained_active,
-                         aura::Window* lost_active) override;
-
   WindowManager* window_manager_;
 
+  WmWindow* primary_window_;

[James Cook, 2017/01/18 01:00:24]

nit: maybe primary_root_window_ ?

[sky, 2017/01/18 04:00:07]

Done.

   views::PointerWatcherEventRouter* pointer_watcher_event_router_;
 
-  std::vector<RootWindowController*> root_window_controllers_;
-
   std::unique_ptr<AcceleratorControllerDelegateMus>
       accelerator_controller_delegate_;
   std::unique_ptr<AcceleratorControllerRegistrar>
       accelerator_controller_registrar_;
   std::unique_ptr<ImmersiveHandlerFactoryMus> immersive_handler_factory_;
   std::unique_ptr<SessionStateDelegate> session_state_delegate_;
 
-  base::ObserverList<WmActivationObserver> activation_observers_;
-
   DISALLOW_COPY_AND_ASSIGN(WmShellMus);
 };
 
 }  // namespace mus
 }  // namespace ash
 
 #endif  // ASH_MUS_BRIDGE_WM_SHELL_MUS_H_