// Copyright 2022 The Chromium Authors // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #ifndef COMPONENTS_REPORTING_METRICS_COLLECTOR_BASE_H_ #define COMPONENTS_REPORTING_METRICS_COLLECTOR_BASE_H_ #include <optional> #include "base/memory/raw_ptr.h" #include "base/memory/weak_ptr.h" #include "base/sequence_checker.h" #include "components/reporting/proto/synced/metric_data.pb.h" namespace reporting { class Sampler; // A base class for metric data collection. class CollectorBase { … }; } // namespace reporting #endif // COMPONENTS_REPORTING_METRICS_COLLECTOR_BASE_H_