pref_metrics_service.cc revision bbcdd45c55eb7c4641ab97aef9889b0fc828e7d3 
1// Copyright 2013 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "chrome/browser/prefs/pref_metrics_service.h"
6
7#include "base/metrics/histogram.h"
8#include "base/prefs/pref_service.h"
9#include "chrome/browser/profiles/incognito_helpers.h"
10#include "chrome/browser/profiles/profile.h"
11#include "chrome/common/pref_names.h"
12#include "components/browser_context_keyed_service/browser_context_dependency_manager.h"
13
14PrefMetricsService::PrefMetricsService(Profile* profile)
15    : profile_(profile) {
16  RecordLaunchPrefs();
17}
18
19PrefMetricsService::~PrefMetricsService() {
20}
21
22void PrefMetricsService::RecordLaunchPrefs() {
23  UMA_HISTOGRAM_BOOLEAN("Settings.ShowHomeButton",
24      profile_->GetPrefs()->GetBoolean(prefs::kShowHomeButton));
25  UMA_HISTOGRAM_BOOLEAN("Settings.HomePageIsNewTabPage",
26      profile_->GetPrefs()->GetBoolean(prefs::kHomePageIsNewTabPage));
27}
28
29// static
30PrefMetricsService::Factory* PrefMetricsService::Factory::GetInstance() {
31  return Singleton<PrefMetricsService::Factory>::get();
32}
33
34// static
35PrefMetricsService* PrefMetricsService::Factory::GetForProfile(
36    Profile* profile) {
37  return static_cast<PrefMetricsService*>(
38      GetInstance()->GetServiceForBrowserContext(profile, true));
39}
40
41PrefMetricsService::Factory::Factory()
42    : BrowserContextKeyedServiceFactory(
43        "PrefMetricsService",
44        BrowserContextDependencyManager::GetInstance()) {
45}
46
47PrefMetricsService::Factory::~Factory() {
48}
49
50BrowserContextKeyedService*
51PrefMetricsService::Factory::BuildServiceInstanceFor(
52    content::BrowserContext* profile) const {
53  return new PrefMetricsService(static_cast<Profile*>(profile));
54}
55
56bool PrefMetricsService::Factory::ServiceIsCreatedWithBrowserContext() const {
57  return true;
58}
59
60bool PrefMetricsService::Factory::ServiceIsNULLWhileTesting() const {
61  return false;
62}
63
64content::BrowserContext* PrefMetricsService::Factory::GetBrowserContextToUse(
65    content::BrowserContext* context) const {
66  return chrome::GetBrowserContextRedirectedInIncognito(context);
67}
68