// 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. #ifndef CHROME_BROWSER_METRICS_USAGE_SCENARIO_SYSTEM_EVENT_PROVIDER_H_ #define CHROME_BROWSER_METRICS_USAGE_SCENARIO_SYSTEM_EVENT_PROVIDER_H_ #include "base/memory/raw_ptr.h" #include "base/power_monitor/power_observer.h" #include "base/sequence_checker.h" class UsageScenarioDataStoreImpl; // Provides events related to the system state. class SystemEventProvider : public base::PowerSuspendObserver { … }; #endif // CHROME_BROWSER_METRICS_USAGE_SCENARIO_SYSTEM_EVENT_PROVIDER_H_