chromium/chrome/browser/metrics/tab_footprint_aggregator.h

// 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 CHROME_BROWSER_METRICS_TAB_FOOTPRINT_AGGREGATOR_H_
#define CHROME_BROWSER_METRICS_TAB_FOOTPRINT_AGGREGATOR_H_

#include <map>
#include <vector>

#include "base/process/process_handle.h"
#include "services/metrics/public/cpp/ukm_source_id.h"

namespace ukm {
class UkmRecorder;
}

// Given information about which render processes are responsible for hosting
// the main- and sub-frames of a page instance, this class produces
// |Memory_TabFootprint| UKM records. |Memory_TabFootprint| records can be used
// to analyze and monitor the effective memory footprints that real world sites
// impose.
class TabFootprintAggregator { … };

#endif  // CHROME_BROWSER_METRICS_TAB_FOOTPRINT_AGGREGATOR_H_