Reland "Encapsulate CSS selector declarative content condition tracking"
[chromium-blink-merge.git] / base / time / default_tick_clock.h
blobcb041e6124ab6e5c3d76e1c97e99a951b8c4713d
1 // Copyright (c) 2012 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 BASE_TIME_DEFAULT_TICK_CLOCK_H_
6 #define BASE_TIME_DEFAULT_TICK_CLOCK_H_
8 #include "base/base_export.h"
9 #include "base/compiler_specific.h"
10 #include "base/time/tick_clock.h"
12 namespace base {
14 // DefaultClock is a Clock implementation that uses TimeTicks::Now().
15 class BASE_EXPORT DefaultTickClock : public TickClock {
16 public:
17 ~DefaultTickClock() override;
19 // Simply returns TimeTicks::Now().
20 TimeTicks NowTicks() override;
23 } // namespace base
25 #endif // BASE_TIME_DEFAULT_TICK_CLOCK_H_