chromium/components/tracing/common/background_tracing_metrics_provider.h

// 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_TRACING_COMMON_BACKGROUND_TRACING_METRICS_PROVIDER_H_
#define COMPONENTS_TRACING_COMMON_BACKGROUND_TRACING_METRICS_PROVIDER_H_

#include <vector>

#include "base/functional/callback.h"
#include "components/metrics/metrics_provider.h"
#include "components/tracing/tracing_export.h"
#include "third_party/metrics_proto/system_profile.pb.h"
#include "third_party/metrics_proto/trace_log.pb.h"

namespace tracing {

// Provides trace log metrics collected using BackgroundTracingManager to UMA
// proto. Background tracing uploads metrics of larger size compared to UMA
// histograms and it is better to upload them as independent metrics rather
// than part of UMA histograms log. The background tracing manager will make
// sure the traces are small when uploading over data.
class TRACING_EXPORT BackgroundTracingMetricsProvider
    : public metrics::MetricsProvider { … };

}  // namespace tracing

#endif  // COMPONENTS_TRACING_COMMON_BACKGROUND_TRACING_METRICS_PROVIDER_H_