Adding instrumentation to locate the source of jankiness
[chromium-blink-merge.git] / chrome / browser / notifications / notification_delegate.h
blobafd391109c9d399fac13ead99a1dda950e2df114
1 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #ifndef CHROME_BROWSER_NOTIFICATIONS_NOTIFICATION_DELEGATE_H_
6 #define CHROME_BROWSER_NOTIFICATIONS_NOTIFICATION_DELEGATE_H_
8 #include <string>
10 #include "base/memory/ref_counted.h"
11 #include "ui/message_center/notification_delegate.h"
13 namespace content {
14 class WebContents;
17 // Delegate for a notification. This class has two roles: to implement callback
18 // methods for notification, and to provide an identity of the associated
19 // notification.
20 class NotificationDelegate : public message_center::NotificationDelegate {
21 public:
22 // Returns unique id of the notification.
23 virtual std::string id() const = 0;
25 protected:
26 virtual ~NotificationDelegate() {}
29 #endif // CHROME_BROWSER_NOTIFICATIONS_NOTIFICATION_DELEGATE_H_