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content / browser / media / session / media_session_uma_helper.cc [blame]
// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/media/session/media_session_uma_helper.h"
#include <utility>
#include "base/metrics/histogram_base.h"
#include "base/metrics/histogram_functions.h"
#include "base/metrics/histogram_macros.h"
#include "base/time/default_tick_clock.h"
namespace content {
using HistogramBase = base::HistogramBase;
MediaSessionUmaHelper::MediaSessionUmaHelper()
: clock_(base::DefaultTickClock::GetInstance()) {}
MediaSessionUmaHelper::~MediaSessionUmaHelper()
{}
void MediaSessionUmaHelper::RecordSessionSuspended(
MediaSessionSuspendedSource source) const {
UMA_HISTOGRAM_ENUMERATION("Media.Session.Suspended", source);
}
void MediaSessionUmaHelper::RecordEnterPictureInPicture(
EnterPictureInPictureType type) const {
base::UmaHistogramEnumeration("Media.Session.EnterPictureInPicture", type);
}
void MediaSessionUmaHelper::OnSessionActive() {
current_active_time_ = clock_->NowTicks();
}
void MediaSessionUmaHelper::OnSessionSuspended() {
if (current_active_time_.is_null())
return;
total_active_time_ += clock_->NowTicks() - current_active_time_;
current_active_time_ = base::TimeTicks();
}
void MediaSessionUmaHelper::OnSessionInactive() {
if (!current_active_time_.is_null()) {
total_active_time_ += clock_->NowTicks() - current_active_time_;
current_active_time_ = base::TimeTicks();
}
if (total_active_time_.is_zero())
return;
UMA_HISTOGRAM_LONG_TIMES("Media.Session.ActiveTime", total_active_time_);
total_active_time_ = base::TimeDelta();
}
void MediaSessionUmaHelper::SetClockForTest(
const base::TickClock* testing_clock) {
clock_ = testing_clock;
}
} // namespace content