chromium/chrome/browser/ui/webui/tab_strip/tab_strip_ui_metrics.cc

// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "chrome/browser/ui/webui/tab_strip/tab_strip_ui_metrics.h"

#include "base/metrics/histogram_macros.h"
#include "base/time/time.h"

void RecordTabStripUIOpenHistogram(TabStripUIOpenAction action) { … }

void RecordTabStripUICloseHistogram(TabStripUICloseAction action) { … }

void RecordTabStripUIOpenDurationHistogram(base::TimeDelta duration) { … }