Nuke NotificationUIManager from PlatformNotificationServiceImpl

chrome/browser/notifications/message_center_display_service.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 CHROME_BROWSER_NOTIFICATIONS_MESSAGE_CENTER_DISPLAY_SERVICE_H_
+#define CHROME_BROWSER_NOTIFICATIONS_MESSAGE_CENTER_DISPLAY_SERVICE_H_
+
+#include "base/macros.h"
+#include "chrome/browser/notifications/notification_display_service.h"
+
+class Notification;
+class NotificationUIManager;
+class Profile;
+
+// Implementation of display service for notifications displayed by chrome
+// instead of the native platform notification center.
+class MessageCenterDisplayService : public NotificationDisplayService {
+ public:
+  MessageCenterDisplayService(Profile* profile,
+                              NotificationUIManager* ui_manager);
+  ~MessageCenterDisplayService() override;
+
+  // NotificationDisplayService implementation.
+  void Display(const std::string& notification_id,
+               const Notification& notification) override;
+  void Close(const std::string& notification_id) override;
+  bool GetDisplayed(std::set<std::string>* notifications) const override;
+  bool SupportsNotificationCenter() const override;
+
+ private:
+  Profile* profile_;
+  NotificationUIManager* ui_manager_;
+
+  DISALLOW_COPY_AND_ASSIGN(MessageCenterDisplayService);
+};
+
+#endif  // CHROME_BROWSER_NOTIFICATIONS_MESSAGE_CENTER_DISPLAY_SERVICE_H_