chromium/chrome/browser/ui/tabs/tab_strip_model_stats_recorder.cc

// 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 "chrome/browser/ui/tabs/tab_strip_model_stats_recorder.h"

#include <utility>

#include "base/check.h"
#include "base/memory/ptr_util.h"
#include "base/metrics/histogram_macros.h"
#include "base/notreached.h"
#include "base/ranges/algorithm.h"
#include "base/supports_user_data.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/browser_list.h"
#include "chrome/browser/ui/tabs/tab_strip_model.h"

TabStripModelStatsRecorder::TabStripModelStatsRecorder()
    : … { … }

TabStripModelStatsRecorder::~TabStripModelStatsRecorder() { … }

class TabStripModelStatsRecorder::TabInfo
    : public base::SupportsUserData::Data { … };

const char TabStripModelStatsRecorder::TabInfo::kKey[] = …;

TabStripModelStatsRecorder::TabInfo::~TabInfo() { … }

void TabStripModelStatsRecorder::TabInfo::UpdateState(TabState new_state) { … }

void TabStripModelStatsRecorder::OnTabClosing(content::WebContents* contents) { … }

void TabStripModelStatsRecorder::OnActiveTabChanged(
    content::WebContents* old_contents,
    content::WebContents* new_contents,
    int reason) { … }

void TabStripModelStatsRecorder::OnTabReplaced(
    content::WebContents* old_contents,
    content::WebContents* new_contents) { … }

void TabStripModelStatsRecorder::OnTabStripModelChanged(
    TabStripModel* tab_strip_model,
    const TabStripModelChange& change,
    const TabStripSelectionChange& selection) { … }