// 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 BASE_POWER_MONITOR_SAMPLING_EVENT_SOURCE_H_ #define BASE_POWER_MONITOR_SAMPLING_EVENT_SOURCE_H_ #include "base/base_export.h" #include "base/functional/callback_forward.h" namespace base { // Invokes a callback when a Sample should be requested from all Samplers. class BASE_EXPORT SamplingEventSource { … }; } // namespace base #endif // BASE_POWER_MONITOR_SAMPLING_EVENT_SOURCE_H_