21 lines
703 B
C++
21 lines
703 B
C++
// Copyright 2018 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_EXPIRED_HISTOGRAM_UTIL_H_
|
|
#define COMPONENTS_METRICS_EXPIRED_HISTOGRAM_UTIL_H_
|
|
|
|
#include <stddef.h>
|
|
#include <stdint.h>
|
|
|
|
namespace metrics {
|
|
|
|
// Enables histogram expiry checker if it is enabled by field trial. Histogram
|
|
// expiry is disbaled by default so that unit tests don't fail unexpectedly when
|
|
// a histogram expires.
|
|
void EnableExpiryChecker(const uint32_t* expired_histograms_hashes,
|
|
size_t num_expired_histograms);
|
|
|
|
} // namespace metrics
|
|
|
|
#endif // COMPONENTS_METRICS_EXPIRED_HISTOGRAM_UTIL_H_
|