| // Copyright 2012 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CHROME_BROWSER_ASH_APP_LIST_APP_SYNC_UI_STATE_OBSERVER_H_ |
| #define CHROME_BROWSER_ASH_APP_LIST_APP_SYNC_UI_STATE_OBSERVER_H_ |
| |
| #include "base/observer_list_types.h" |
| |
| class AppSyncUIStateObserver : public base::CheckedObserver { |
| public: |
| // Invoked when the UI status of app sync has changed. |
| virtual void OnAppSyncUIStatusChanged() = 0; |
| |
| protected: |
| ~AppSyncUIStateObserver() override; |
| }; |
| |
| #endif // CHROME_BROWSER_ASH_APP_LIST_APP_SYNC_UI_STATE_OBSERVER_H_ |