// Copyright 2021 The Chromium Authors // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #include "base/power_monitor/timer_sampling_event_source.h" #include "base/check.h" namespace base { TimerSamplingEventSource::TimerSamplingEventSource(TimeDelta interval) : … { … } TimerSamplingEventSource::~TimerSamplingEventSource() = default; bool TimerSamplingEventSource::Start(SamplingEventCallback callback) { … } } // namespace base