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// Copyright 2014 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 CHROMECAST_BASE_METRICS_GROUPED_HISTOGRAM_H_
#define CHROMECAST_BASE_METRICS_GROUPED_HISTOGRAM_H_
#include <string>
namespace chromecast {
namespace metrics {
// Registers a predefined list of histograms to be collected per-app. Must be
// called before any histograms of the same name are used or registration will
// fail.
void PreregisterAllGroupedHistograms();
// Sets the current app name to be used for subsequent grouped histogram
// samples (a new metric is generated with the app name as a suffix).
void TagAppStartForGroupedHistograms(const std::string& app_name);
} // namespace metrics
} // namespace chromecast
#endif // CHROMECAST_BASE_METRICS_GROUPED_HISTOGRAM_H_