1 // Copyright 2015 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_CHROMEOS_SYSTEM_SYSTEM_CLOCK_OBSERVER_H_
6 #define CHROME_BROWSER_CHROMEOS_SYSTEM_SYSTEM_CLOCK_OBSERVER_H_
8 #include "base/macros.h"
15 // This is observer for chromeos::system::SystemClock .
16 class SystemClockObserver
{
18 virtual ~SystemClockObserver();
19 virtual void OnSystemClockChanged(SystemClock
*) = 0;
23 } // namespace chromeos
25 #endif // CHROME_BROWSER_CHROMEOS_SYSTEM_SYSTEM_CLOCK_OBSERVER_H_