mash: Have chrome set itself as the app list presenter.

ash/common/wm_shell.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_COMMON_WM_SHELL_H_
 #define ASH_COMMON_WM_SHELL_H_
 
 #include <stdint.h>
 
 #include <memory>
 #include <vector>
 
 #include "ash/ash_export.h"
 #include "ash/common/media_delegate.h"
 #include "ash/common/metrics/gesture_action_type.h"
 #include "ash/common/metrics/user_metrics_action.h"
 #include "ash/common/wm/lock_state_observer.h"
 #include "base/observer_list.h"
 #include "components/ui_devtools/devtools_server.h"
+#include "ui/app_list/presenter/app_list.h"

[James Cook, 2016/12/10 00:50:08]

Hmm. I've been trying to avoid dependencies in wm_shell.h and shell.h for mojom
headers, since those headers are heavy and wm_shell.h is included everywhere.

Can this be forward declared?

[msw, 2016/12/10 01:08:12]

Done.

 #include "ui/base/ui_base_types.h"
 #include "ui/compositor/layer_type.h"
 #include "ui/wm/public/window_types.h"
 
 namespace base {
 class SequencedWorkerPool;
 }
 
 namespace display {
 class Display;
@@ skipping 79 matching lines @@
   ShellDelegate* delegate() { return delegate_.get(); }
 
   AcceleratorController* accelerator_controller() {
     return accelerator_controller_.get();
   }
 
   AccessibilityDelegate* accessibility_delegate() {
     return accessibility_delegate_.get();
   }
 
+  app_list::AppList* app_list() { return app_list_.get(); }
+
   BrightnessControlDelegate* brightness_control_delegate() {
     return brightness_control_delegate_.get();
   }
 
   CastConfigController* cast_config() { return cast_config_.get(); }
 
   FocusCycler* focus_cycler() { return focus_cycler_.get(); }
 
   KeyboardBrightnessControlDelegate* keyboard_brightness_control_delegate() {
     return keyboard_brightness_control_delegate_.get();
@@ skipping 342 matching lines @@
   friend class Shell;
   friend class WmShellTestApi;
 
   static WmShell* instance_;
 
   base::ObserverList<ShellObserver> shell_observers_;
   std::unique_ptr<ShellDelegate> delegate_;
 
   std::unique_ptr<AcceleratorController> accelerator_controller_;
   std::unique_ptr<AccessibilityDelegate> accessibility_delegate_;
+  std::unique_ptr<app_list::AppList> app_list_;
   std::unique_ptr<BrightnessControlDelegate> brightness_control_delegate_;
   std::unique_ptr<CastConfigController> cast_config_;
   std::unique_ptr<FocusCycler> focus_cycler_;
   std::unique_ptr<ImmersiveContextAsh> immersive_context_;
   std::unique_ptr<KeyboardBrightnessControlDelegate>
       keyboard_brightness_control_delegate_;
   std::unique_ptr<KeyboardUI> keyboard_ui_;
   std::unique_ptr<LocaleNotificationController> locale_notification_controller_;
   std::unique_ptr<MaximizeModeController> maximize_mode_controller_;
   std::unique_ptr<MediaDelegate> media_delegate_;
@@ skipping 26 matching lines @@
 
 #if defined(OS_CHROMEOS)
   std::unique_ptr<LogoutConfirmationController> logout_confirmation_controller_;
   std::unique_ptr<VpnList> vpn_list_;
 #endif
 };
 
 }  // namespace ash
 
 #endif  // ASH_COMMON_WM_SHELL_H_