chrome/browser/metrics/persistent_histograms.h

// Copyright 2018 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CHROME_BROWSER_METRICS_PERSISTENT_HISTOGRAMS_H_
#define CHROME_BROWSER_METRICS_PERSISTENT_HISTOGRAMS_H_

// Persistent browser metrics need to be persisted somewhere. This constant
// provides a known string to be used for both the allocator's internal name
// and for a file on disk (relative to chrome::DIR_USER_DATA) to which they
// can be saved. This is exported so the name can also be used as a "pref"
// during configuration.
extern const char kBrowserMetricsName[];

// Do all the checking and work necessary to enable persistent histograms.
void InstantiatePersistentHistograms();

#endif  // CHROME_BROWSER_METRICS_PERSISTENT_HISTOGRAMS_H_