chromium/components/metrics/persistent_synthetic_trial_observer.h

// Copyright 2023 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_METRICS_PERSISTENT_SYNTHETIC_TRIAL_OBSERVER_H_
#define COMPONENTS_METRICS_PERSISTENT_SYNTHETIC_TRIAL_OBSERVER_H_

#include "base/task/sequenced_task_runner.h"
#include "components/variations/synthetic_trials.h"

namespace metrics {

// Stores synthetic field trials to persistent storage when they are updated.
class PersistentSyntheticTrialObserver
    : public variations::SyntheticTrialObserver { … };

}  // namespace metrics

#endif  // COMPONENTS_METRICS_PERSISTENT_SYNTHETIC_TRIAL_OBSERVER_H_