Touch gestures for System Tray/ IME/ Stylus/ Notifications

ash/system/web_notification/web_notification_tray.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_SYSTEM_WEB_NOTIFICATION_WEB_NOTIFICATION_TRAY_H_
 #define ASH_SYSTEM_WEB_NOTIFICATION_WEB_NOTIFICATION_TRAY_H_
 
 #include <memory>
 
 #include "ash/ash_export.h"
@@ skipping 27 matching lines @@
 
 // Status area tray for showing browser and app notifications. This hosts
 // a MessageCenter class which manages the notification list. This class
 // contains the Ash specific tray implementation.
 //
 // Note: These are not related to system notifications (i.e NotificationView
 // generated by SystemTrayItem). Visibility of one notification type or other
 // is controlled by StatusAreaWidget.
 class ASH_EXPORT WebNotificationTray
     : public TrayBackgroundView,
-      public views::TrayBubbleView::Delegate,
       public message_center::MessageCenterTrayDelegate,
       public base::SupportsWeakPtr<WebNotificationTray>,
       public ui::SimpleMenuModel::Delegate {
  public:
   WebNotificationTray(Shelf* shelf,
                       aura::Window* status_area_window,
                       SystemTray* system_tray);
   ~WebNotificationTray() override;
 
   static void DisableAnimationsForTest(bool disable);
@@ skipping 17 matching lines @@
 
   // Called when the login status is changed.
   void UpdateAfterLoginStatusChange(LoginStatus login_status);
 
   // Overridden from TrayBackgroundView.
   void UpdateAfterShelfAlignmentChange() override;
   void AnchorUpdated() override;
   base::string16 GetAccessibleNameForTray() override;
   void HideBubbleWithView(const views::TrayBubbleView* bubble_view) override;
   void ClickedOutsideBubble() override;
-
-  // Overridden from ActionableView.
   bool PerformAction(const ui::Event& event) override;
+  void CloseBubble() override;
+  void ShowBubble() override;
+  views::TrayBubbleView* GetBubbleView() override;
 
   // Overridden from views::TrayBubbleView::Delegate.
   void BubbleViewDestroyed() override;
   void OnMouseEnteredView() override;
   void OnMouseExitedView() override;
   void RegisterAccelerators(const std::vector<ui::Accelerator>& accelerators,
                             views::TrayBubbleView* tray_bubble_view) override;
   void UnregisterAllAccelerators(
       views::TrayBubbleView* tray_bubble_view) override;
   base::string16 GetAccessibleNameForBubble() override;
@@ skipping 81 matching lines @@
   bool should_block_shelf_auto_hide_;
 
   std::unique_ptr<AshPopupAlignmentDelegate> popup_alignment_delegate_;
 
   DISALLOW_COPY_AND_ASSIGN(WebNotificationTray);
 };
 
 }  // namespace ash
 
 #endif  // ASH_SYSTEM_WEB_NOTIFICATION_WEB_NOTIFICATION_TRAY_H_