Introduce ash mojo interface for lock screen action handlers

ash/shell.h

 // Copyright (c) 2012 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_SHELL_H_
 #define ASH_SHELL_H_
 
 #include <memory>
 #include <utility>
 #include <vector>
@@ skipping 71 matching lines @@
 class FocusController;
 class ShadowController;
 class VisibilityController;
 class WindowModalityController;
 }
 
 namespace ash {
 
 class AcceleratorController;
 class AccessibilityDelegate;
+class ActionHandlerStateController;
 class AppListDelegateImpl;
 class AshNativeCursorManager;
 class AshTouchTransformController;
 class AutoclickController;
 class BluetoothNotificationController;
 class BrightnessControlDelegate;
 class CastConfigController;
 class DisplayColorManager;
 class DisplayConfigurationController;
 class DisplayErrorObserver;
@@ skipping 184 matching lines @@
   // the |resolution_notification_controller_| is not showing its confirmation
   // dialog. If true then changes to display settings can be saved.
   bool ShouldSaveDisplaySettings();
 
   AcceleratorController* accelerator_controller() {
     return accelerator_controller_.get();
   }
   AccessibilityDelegate* accessibility_delegate() {
     return accessibility_delegate_.get();
   }
+  ActionHandlerStateController* action_handler_state_controller() {
+    return action_handler_state_controller_.get();
+  }
   app_list::AppList* app_list() { return app_list_.get(); }
   const scoped_refptr<base::SequencedWorkerPool>& blocking_pool() {
     return blocking_pool_;
   }
   BrightnessControlDelegate* brightness_control_delegate() {
     return brightness_control_delegate_.get();
   }
   CastConfigController* cast_config() { return cast_config_.get(); }
   display::DisplayManager* display_manager() { return display_manager_.get(); }
   DisplayConfigurationController* display_configuration_controller() {
@@ skipping 352 matching lines @@
 
   // The CompoundEventFilter owned by aura::Env object.
   std::unique_ptr<::wm::CompoundEventFilter> env_filter_;
 
   std::unique_ptr<UserMetricsRecorder> user_metrics_recorder_;
   std::unique_ptr<SessionStateDelegate> session_state_delegate_;
   std::unique_ptr<WindowPositioner> window_positioner_;
 
   std::unique_ptr<AcceleratorController> accelerator_controller_;
   std::unique_ptr<AccessibilityDelegate> accessibility_delegate_;
+  std::unique_ptr<ActionHandlerStateController>
+      action_handler_state_controller_;
   std::unique_ptr<BrightnessControlDelegate> brightness_control_delegate_;
   std::unique_ptr<CastConfigController> cast_config_;
   std::unique_ptr<DragDropController> drag_drop_controller_;
   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<LogoutConfirmationController> logout_confirmation_controller_;
@@ skipping 131 matching lines @@
   base::ObserverList<ShellObserver> shell_observers_;
 
   scoped_refptr<base::SequencedWorkerPool> blocking_pool_;
 
   DISALLOW_COPY_AND_ASSIGN(Shell);
 };
 
 }  // namespace ash
 
 #endif  // ASH_SHELL_H_