// Copyright 2020 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/xr/metrics/session_timer.h" #include "base/metrics/histogram_functions.h" namespace content { SessionTimer::SessionTimer(size_t trace_id) : … { … } SessionTimer::~SessionTimer() { … } size_t SessionTimer::GetTraceId() { … } base::Time SessionTimer::GetStartTime() { … } void SessionTimer::StartSession() { … } void SessionTimer::StopSession() { … } } // namespace content