browser_prefs.cc revision 9ab5563a3196760eb381d102cbb2bc0f7abc6a50 
1// Copyright 2012 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/browser_prefs.h"
6
7#include "apps/prefs.h"
8#include "base/debug/trace_event.h"
9#include "base/prefs/pref_registry_simple.h"
10#include "base/prefs/pref_service.h"
11#include "chrome/browser/about_flags.h"
12#include "chrome/browser/accessibility/invert_bubble_prefs.h"
13#include "chrome/browser/background/background_mode_manager.h"
14#include "chrome/browser/bookmarks/bookmark_prompt_prefs.h"
15#include "chrome/browser/bookmarks/bookmark_utils.h"
16#include "chrome/browser/browser_process_impl.h"
17#include "chrome/browser/browser_shutdown.h"
18#include "chrome/browser/chrome_content_browser_client.h"
19#include "chrome/browser/component_updater/recovery_component_installer.h"
20#include "chrome/browser/content_settings/host_content_settings_map.h"
21#include "chrome/browser/custom_handlers/protocol_handler_registry.h"
22#include "chrome/browser/devtools/devtools_window.h"
23#include "chrome/browser/download/download_prefs.h"
24#include "chrome/browser/extensions/api/commands/command_service.h"
25#include "chrome/browser/extensions/api/tabs/tabs_api.h"
26#include "chrome/browser/extensions/extension_prefs.h"
27#include "chrome/browser/extensions/extension_web_ui.h"
28#include "chrome/browser/external_protocol/external_protocol_handler.h"
29#include "chrome/browser/first_run/first_run.h"
30#include "chrome/browser/geolocation/geolocation_prefs.h"
31#include "chrome/browser/google/google_url_tracker.h"
32#include "chrome/browser/google/google_url_tracker_factory.h"
33#include "chrome/browser/gpu/gl_string_manager.h"
34#include "chrome/browser/gpu/gpu_mode_manager.h"
35#include "chrome/browser/intranet_redirect_detector.h"
36#include "chrome/browser/io_thread.h"
37#include "chrome/browser/media/media_capture_devices_dispatcher.h"
38#include "chrome/browser/media/media_stream_devices_controller.h"
39#include "chrome/browser/metrics/metrics_log.h"
40#include "chrome/browser/metrics/metrics_service.h"
41#include "chrome/browser/metrics/variations/variations_service.h"
42#include "chrome/browser/net/http_server_properties_manager.h"
43#include "chrome/browser/net/net_pref_observer.h"
44#include "chrome/browser/net/predictor.h"
45#include "chrome/browser/net/ssl_config_service_manager.h"
46#include "chrome/browser/notifications/desktop_notification_service.h"
47#include "chrome/browser/notifications/notification_prefs_manager.h"
48#include "chrome/browser/password_manager/password_generation_manager.h"
49#include "chrome/browser/password_manager/password_manager.h"
50#include "chrome/browser/pepper_flash_settings_manager.h"
51#include "chrome/browser/plugins/plugin_finder.h"
52#include "chrome/browser/prefs/incognito_mode_prefs.h"
53#include "chrome/browser/prefs/pref_service_syncable.h"
54#include "chrome/browser/prefs/session_startup_pref.h"
55#include "chrome/browser/printing/cloud_print/cloud_print_url.h"
56#include "chrome/browser/printing/print_dialog_cloud.h"
57#include "chrome/browser/profiles/chrome_version_service.h"
58#include "chrome/browser/profiles/profile.h"
59#include "chrome/browser/profiles/profile_impl.h"
60#include "chrome/browser/profiles/profile_info_cache.h"
61#include "chrome/browser/profiles/profiles_state.h"
62#include "chrome/browser/renderer_host/pepper/device_id_fetcher.h"
63#include "chrome/browser/renderer_host/web_cache_manager.h"
64#include "chrome/browser/search/search.h"
65#include "chrome/browser/search_engines/template_url_prepopulate_data.h"
66#include "chrome/browser/signin/signin_manager_factory.h"
67#include "chrome/browser/sync/sync_prefs.h"
68#include "chrome/browser/task_manager/task_manager.h"
69#include "chrome/browser/translate/translate_prefs.h"
70#include "chrome/browser/ui/alternate_error_tab_observer.h"
71#include "chrome/browser/ui/app_list/app_list_service.h"
72#include "chrome/browser/ui/autofill/autofill_credit_card_bubble_controller.h"
73#include "chrome/browser/ui/autofill/autofill_dialog_controller_impl.h"
74#include "chrome/browser/ui/browser_ui_prefs.h"
75#include "chrome/browser/ui/network_profile_bubble.h"
76#include "chrome/browser/ui/prefs/prefs_tab_helper.h"
77#include "chrome/browser/ui/search_engines/keyword_editor_controller.h"
78#include "chrome/browser/ui/startup/autolaunch_prompt.h"
79#include "chrome/browser/ui/startup/default_browser_prompt.h"
80#include "chrome/browser/ui/sync/sync_promo_ui.h"
81#include "chrome/browser/ui/tabs/pinned_tab_codec.h"
82#include "chrome/browser/ui/webui/extensions/extension_settings_handler.h"
83#include "chrome/browser/ui/webui/flags_ui.h"
84#include "chrome/browser/ui/webui/instant_ui.h"
85#include "chrome/browser/ui/webui/ntp/new_tab_ui.h"
86#include "chrome/browser/ui/webui/plugins_ui.h"
87#include "chrome/browser/ui/webui/print_preview/sticky_settings.h"
88#include "chrome/browser/ui/window_snapshot/window_snapshot.h"
89#include "chrome/browser/upgrade_detector.h"
90#include "chrome/browser/web_resource/promo_resource_service.h"
91#include "chrome/common/metrics/entropy_provider.h"
92#include "chrome/common/pref_names.h"
93#include "components/autofill/core/browser/autofill_manager.h"
94#include "components/user_prefs/pref_registry_syncable.h"
95#include "content/public/browser/render_process_host.h"
96
97#if defined(ENABLE_CONFIGURATION_POLICY)
98#include "chrome/browser/policy/browser_policy_connector.h"
99#include "chrome/browser/policy/policy_statistics_collector.h"
100#include "chrome/browser/policy/url_blacklist_manager.h"
101#endif
102
103#if defined(ENABLE_MANAGED_USERS)
104#include "chrome/browser/managed_mode/managed_user_registration_service.h"
105#include "chrome/browser/managed_mode/managed_user_service.h"
106#endif
107
108#if defined(OS_MACOSX)
109#include "chrome/browser/ui/cocoa/confirm_quit.h"
110#include "chrome/browser/ui/cocoa/extensions/browser_actions_controller_prefs.h"
111#endif
112
113#if defined(TOOLKIT_VIEWS)
114#include "chrome/browser/ui/browser_view_prefs.h"
115#include "chrome/browser/ui/tabs/tab_strip_layout_type_prefs.h"
116#endif
117
118#if defined(TOOLKIT_GTK)
119#include "chrome/browser/ui/gtk/browser_window_gtk.h"
120#endif
121
122#if defined(OS_CHROMEOS)
123#include "chrome/browser/chromeos/app_mode/kiosk_app_manager.h"
124#include "chrome/browser/chromeos/audio/audio_devices_pref_handler_impl.h"
125#include "chrome/browser/chromeos/audio/audio_handler.h"
126#include "chrome/browser/chromeos/audio/audio_pref_handler_impl.h"
127#include "chrome/browser/chromeos/customization_document.h"
128#include "chrome/browser/chromeos/display/display_preferences.h"
129#include "chrome/browser/chromeos/login/default_pinned_apps_field_trial.h"
130#include "chrome/browser/chromeos/login/login_utils.h"
131#include "chrome/browser/chromeos/login/oauth2_login_manager.h"
132#include "chrome/browser/chromeos/login/startup_utils.h"
133#include "chrome/browser/chromeos/login/user_image_manager.h"
134#include "chrome/browser/chromeos/login/user_manager.h"
135#include "chrome/browser/chromeos/login/wallpaper_manager.h"
136#include "chrome/browser/chromeos/net/proxy_config_handler.h"
137#include "chrome/browser/chromeos/policy/auto_enrollment_client.h"
138#include "chrome/browser/chromeos/policy/device_cloud_policy_manager_chromeos.h"
139#include "chrome/browser/chromeos/policy/device_status_collector.h"
140#include "chrome/browser/chromeos/power/power_prefs.h"
141#include "chrome/browser/chromeos/preferences.h"
142#include "chrome/browser/chromeos/settings/device_oauth2_token_service.h"
143#include "chrome/browser/chromeos/settings/device_settings_cache.h"
144#include "chrome/browser/chromeos/status/data_promo_notification.h"
145#include "chrome/browser/chromeos/system/automatic_reboot_manager.h"
146#include "chrome/browser/extensions/api/enterprise_platform_keys_private/enterprise_platform_keys_private_api.h"
147#else
148#include "chrome/browser/extensions/default_apps.h"
149#endif
150
151#if defined(USE_ASH)
152#include "chrome/browser/ui/ash/chrome_launcher_prefs.h"
153#endif
154
155#if defined(OS_ANDROID)
156#include "chrome/browser/ui/webui/ntp/android/promo_handler.h"
157#endif
158
159#if defined(ENABLE_PLUGIN_INSTALLATION)
160#include "chrome/browser/plugins/plugins_resource_service.h"
161#endif
162
163namespace {
164
165enum MigratedPreferences {
166  NO_PREFS = 0,
167  DNS_PREFS = 1 << 0,
168  WINDOWS_PREFS = 1 << 1,
169  GOOGLE_URL_TRACKER_PREFS = 1 << 2,
170};
171
172// A previous feature (see
173// chrome/browser/protector/protected_prefs_watcher.cc in source
174// control history) used this string as a prefix for various prefs it
175// registered. We keep it here for now to clear out those old prefs in
176// MigrateUserPrefs.
177const char kBackupPref[] = "backup";
178
179// Chrome To Mobile has been removed; this pref will be cleared from user data.
180const char kChromeToMobilePref[] = "chrome_to_mobile.device_list";
181
182}  // namespace
183
184namespace chrome {
185
186void RegisterLocalState(PrefRegistrySimple* registry) {
187  // Prefs in Local State.
188  registry->RegisterIntegerPref(prefs::kMultipleProfilePrefMigration, 0);
189
190  // Please keep this list alphabetized.
191  AppListService::RegisterPrefs(registry);
192  apps::RegisterPrefs(registry);
193  browser_shutdown::RegisterPrefs(registry);
194  BrowserProcessImpl::RegisterPrefs(registry);
195  RegisterScreenshotPrefs(registry);
196  ExternalProtocolHandler::RegisterPrefs(registry);
197  FlagsUI::RegisterPrefs(registry);
198  geolocation::RegisterPrefs(registry);
199  GLStringManager::RegisterPrefs(registry);
200  GpuModeManager::RegisterPrefs(registry);
201  IntranetRedirectDetector::RegisterPrefs(registry);
202  IOThread::RegisterPrefs(registry);
203  KeywordEditorController::RegisterPrefs(registry);
204  MetricsLog::RegisterPrefs(registry);
205  MetricsService::RegisterPrefs(registry);
206  metrics::CachingPermutedEntropyProvider::RegisterPrefs(registry);
207  PrefProxyConfigTrackerImpl::RegisterPrefs(registry);
208  ProfileInfoCache::RegisterPrefs(registry);
209  profiles::RegisterPrefs(registry);
210  PromoResourceService::RegisterPrefs(registry);
211  RegisterPrefsForRecoveryComponent(registry);
212  SigninManagerFactory::RegisterPrefs(registry);
213  SSLConfigServiceManager::RegisterPrefs(registry);
214  UpgradeDetector::RegisterPrefs(registry);
215  WebCacheManager::RegisterPrefs(registry);
216  chrome_variations::VariationsService::RegisterPrefs(registry);
217
218#if defined(ENABLE_PLUGINS)
219  PluginFinder::RegisterPrefs(registry);
220#endif
221
222#if defined(ENABLE_PLUGIN_INSTALLATION)
223  PluginsResourceService::RegisterPrefs(registry);
224#endif
225
226#if defined(ENABLE_CONFIGURATION_POLICY)
227  policy::BrowserPolicyConnector::RegisterPrefs(registry);
228  policy::PolicyStatisticsCollector::RegisterPrefs(registry);
229#endif
230
231#if defined(ENABLE_NOTIFICATIONS)
232  NotificationPrefsManager::RegisterPrefs(registry);
233#endif
234
235#if defined(ENABLE_TASK_MANAGER)
236  TaskManager::RegisterPrefs(registry);
237#endif  // defined(ENABLE_TASK_MANAGER)
238
239#if defined(TOOLKIT_VIEWS)
240  RegisterBrowserViewPrefs(registry);
241  RegisterTabStripLayoutTypePrefs(registry);
242#endif
243
244#if !defined(OS_ANDROID)
245  BackgroundModeManager::RegisterPrefs(registry);
246  RegisterBrowserPrefs(registry);
247  RegisterDefaultBrowserPromptPrefs(registry);
248#endif
249
250#if defined(OS_CHROMEOS)
251  chromeos::AudioDevicesPrefHandlerImpl::RegisterPrefs(registry);
252  chromeos::AudioPrefHandlerImpl::RegisterPrefs(registry);
253  chromeos::DataPromoNotification::RegisterPrefs(registry);
254  chromeos::DeviceOAuth2TokenService::RegisterPrefs(registry);
255  chromeos::device_settings_cache::RegisterPrefs(registry);
256  chromeos::default_pinned_apps_field_trial::RegisterPrefs(registry);
257  chromeos::language_prefs::RegisterPrefs(registry);
258  chromeos::KioskAppManager::RegisterPrefs(registry);
259  chromeos::LoginUtils::RegisterPrefs(registry);
260  chromeos::Preferences::RegisterPrefs(registry);
261  chromeos::RegisterDisplayLocalStatePrefs(registry);
262  chromeos::ServicesCustomizationDocument::RegisterPrefs(registry);
263  chromeos::system::AutomaticRebootManager::RegisterPrefs(registry);
264  chromeos::UserImageManager::RegisterPrefs(registry);
265  chromeos::UserManager::RegisterPrefs(registry);
266  chromeos::WallpaperManager::RegisterPrefs(registry);
267  chromeos::StartupUtils::RegisterPrefs(registry);
268  policy::AutoEnrollmentClient::RegisterPrefs(registry);
269  policy::DeviceCloudPolicyManagerChromeOS::RegisterPrefs(registry);
270  policy::DeviceStatusCollector::RegisterPrefs(registry);
271#endif
272
273#if defined(OS_MACOSX)
274  confirm_quit::RegisterLocalState(registry);
275#endif
276}
277
278// Register prefs applicable to all profiles.
279void RegisterProfilePrefs(user_prefs::PrefRegistrySyncable* registry) {
280  TRACE_EVENT0("browser", "chrome::RegisterUserPrefs");
281  // User prefs. Please keep this list alphabetized.
282  AlternateErrorPageTabObserver::RegisterProfilePrefs(registry);
283  apps::RegisterProfilePrefs(registry);
284  autofill::AutofillCreditCardBubbleController::RegisterUserPrefs(registry);
285  autofill::AutofillDialogControllerImpl::RegisterProfilePrefs(registry);
286  autofill::AutofillManager::RegisterProfilePrefs(registry);
287  BookmarkPromptPrefs::RegisterProfilePrefs(registry);
288  bookmark_utils::RegisterProfilePrefs(registry);
289  browser_sync::SyncPrefs::RegisterProfilePrefs(registry);
290  ChromeContentBrowserClient::RegisterProfilePrefs(registry);
291  ChromeVersionService::RegisterProfilePrefs(registry);
292  chrome_browser_net::HttpServerPropertiesManager::RegisterProfilePrefs(
293      registry);
294  chrome_browser_net::Predictor::RegisterProfilePrefs(registry);
295  DownloadPrefs::RegisterProfilePrefs(registry);
296  extensions::ExtensionPrefs::RegisterProfilePrefs(registry);
297  ExtensionWebUI::RegisterProfilePrefs(registry);
298  first_run::RegisterProfilePrefs(registry);
299  HostContentSettingsMap::RegisterProfilePrefs(registry);
300  IncognitoModePrefs::RegisterProfilePrefs(registry);
301  InstantUI::RegisterProfilePrefs(registry);
302  MediaCaptureDevicesDispatcher::RegisterProfilePrefs(registry);
303  MediaStreamDevicesController::RegisterProfilePrefs(registry);
304  NetPrefObserver::RegisterProfilePrefs(registry);
305  NewTabUI::RegisterProfilePrefs(registry);
306  PasswordGenerationManager::RegisterProfilePrefs(registry);
307  PasswordManager::RegisterProfilePrefs(registry);
308  PrefProxyConfigTrackerImpl::RegisterProfilePrefs(registry);
309  PrefsTabHelper::RegisterProfilePrefs(registry);
310  Profile::RegisterProfilePrefs(registry);
311  ProfileImpl::RegisterProfilePrefs(registry);
312  PromoResourceService::RegisterProfilePrefs(registry);
313  ProtocolHandlerRegistry::RegisterProfilePrefs(registry);
314  RegisterBrowserUserPrefs(registry);
315  SessionStartupPref::RegisterProfilePrefs(registry);
316  TemplateURLPrepopulateData::RegisterProfilePrefs(registry);
317  TranslatePrefs::RegisterProfilePrefs(registry);
318
319#if defined(ENABLE_CONFIGURATION_POLICY)
320  policy::URLBlacklistManager::RegisterProfilePrefs(registry);
321#endif
322
323#if defined(ENABLE_MANAGED_USERS)
324  ManagedUserService::RegisterProfilePrefs(registry);
325  ManagedUserRegistrationService::RegisterProfilePrefs(registry);
326#endif
327
328#if defined(ENABLE_NOTIFICATIONS)
329  DesktopNotificationService::RegisterProfilePrefs(registry);
330#endif
331
332#if defined(TOOLKIT_VIEWS)
333  RegisterInvertBubbleUserPrefs(registry);
334#elif defined(TOOLKIT_GTK)
335  BrowserWindowGtk::RegisterProfilePrefs(registry);
336#endif
337
338#if defined(OS_ANDROID)
339  PromoHandler::RegisterProfilePrefs(registry);
340#endif
341
342#if defined(USE_ASH)
343  ash::RegisterChromeLauncherUserPrefs(registry);
344#endif
345
346#if !defined(OS_ANDROID)
347  extensions::TabsCaptureVisibleTabFunction::RegisterProfilePrefs(registry);
348  DeviceIDFetcher::RegisterProfilePrefs(registry);
349  DevToolsWindow::RegisterProfilePrefs(registry);
350  extensions::CommandService::RegisterProfilePrefs(registry);
351  ExtensionSettingsHandler::RegisterProfilePrefs(registry);
352  PepperFlashSettingsManager::RegisterProfilePrefs(registry);
353  PinnedTabCodec::RegisterProfilePrefs(registry);
354  PluginsUI::RegisterProfilePrefs(registry);
355  CloudPrintURL::RegisterProfilePrefs(registry);
356  print_dialog_cloud::RegisterProfilePrefs(registry);
357  printing::StickySettings::RegisterProfilePrefs(registry);
358  RegisterAutolaunchUserPrefs(registry);
359  SyncPromoUI::RegisterProfilePrefs(registry);
360#endif
361
362#if !defined(OS_ANDROID) && !defined(OS_CHROMEOS)
363  default_apps::RegisterProfilePrefs(registry);
364#endif
365
366#if defined(OS_CHROMEOS)
367  chromeos::OAuth2LoginManager::RegisterProfilePrefs(registry);
368  chromeos::Preferences::RegisterProfilePrefs(registry);
369  chromeos::proxy_config::RegisterProfilePrefs(registry);
370  extensions::EnterprisePlatformKeysPrivateChallengeUserKeyFunction::
371      RegisterProfilePrefs(registry);
372  FlagsUI::RegisterProfilePrefs(registry);
373#endif
374
375#if defined(OS_WIN)
376  NetworkProfileBubble::RegisterProfilePrefs(registry);
377#endif
378
379#if defined(OS_MACOSX)
380  RegisterBrowserActionsControllerProfilePrefs(registry);
381#endif
382
383  // Prefs registered only for migration (clearing or moving to a new
384  // key) go here.
385  registry->RegisterDictionaryPref(
386      kBackupPref,
387      new DictionaryValue(),
388      user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
389  registry->RegisterListPref(
390      kChromeToMobilePref,
391      user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
392}
393
394void RegisterUserProfilePrefs(user_prefs::PrefRegistrySyncable* registry) {
395  RegisterProfilePrefs(registry);
396
397#if defined(OS_CHROMEOS)
398  chromeos::PowerPrefs::RegisterUserProfilePrefs(registry);
399#endif
400}
401
402#if defined(OS_CHROMEOS)
403void RegisterLoginProfilePrefs(user_prefs::PrefRegistrySyncable* registry) {
404  RegisterProfilePrefs(registry);
405
406  chromeos::PowerPrefs::RegisterLoginProfilePrefs(registry);
407}
408#endif
409
410void MigrateUserPrefs(Profile* profile) {
411  PrefService* prefs = profile->GetPrefs();
412
413  // Cleanup prefs from now-removed protector feature.
414  prefs->ClearPref(kBackupPref);
415
416  // Cleanup prefs from now-removed Chrome To Mobile feature.
417  prefs->ClearPref(kChromeToMobilePref);
418
419  PrefsTabHelper::MigrateUserPrefs(prefs);
420  PromoResourceService::MigrateUserPrefs(prefs);
421  TranslatePrefs::MigrateUserPrefs(prefs);
422}
423
424void MigrateBrowserPrefs(Profile* profile, PrefService* local_state) {
425  // Copy pref values which have been migrated to user_prefs from local_state,
426  // or remove them from local_state outright, if copying is not required.
427  int current_version =
428      local_state->GetInteger(prefs::kMultipleProfilePrefMigration);
429  PrefRegistrySimple* registry = static_cast<PrefRegistrySimple*>(
430      local_state->DeprecatedGetPrefRegistry());
431
432  if (!(current_version & DNS_PREFS)) {
433    registry->RegisterListPref(prefs::kDnsStartupPrefetchList);
434    local_state->ClearPref(prefs::kDnsStartupPrefetchList);
435
436    registry->RegisterListPref(prefs::kDnsHostReferralList);
437    local_state->ClearPref(prefs::kDnsHostReferralList);
438
439    current_version |= DNS_PREFS;
440    local_state->SetInteger(prefs::kMultipleProfilePrefMigration,
441                            current_version);
442  }
443
444  PrefService* user_prefs = profile->GetPrefs();
445  if (!(current_version & WINDOWS_PREFS)) {
446    registry->RegisterIntegerPref(prefs::kDevToolsHSplitLocation, -1);
447    if (local_state->HasPrefPath(prefs::kDevToolsHSplitLocation)) {
448      user_prefs->SetInteger(
449          prefs::kDevToolsHSplitLocation,
450          local_state->GetInteger(prefs::kDevToolsHSplitLocation));
451    }
452    local_state->ClearPref(prefs::kDevToolsHSplitLocation);
453
454    registry->RegisterDictionaryPref(prefs::kBrowserWindowPlacement);
455    if (local_state->HasPrefPath(prefs::kBrowserWindowPlacement)) {
456      const PrefService::Preference* pref =
457          local_state->FindPreference(prefs::kBrowserWindowPlacement);
458      DCHECK(pref);
459      user_prefs->Set(prefs::kBrowserWindowPlacement,
460                      *(pref->GetValue()));
461    }
462    local_state->ClearPref(prefs::kBrowserWindowPlacement);
463
464    current_version |= WINDOWS_PREFS;
465    local_state->SetInteger(prefs::kMultipleProfilePrefMigration,
466                            current_version);
467  }
468
469  if (!(current_version & GOOGLE_URL_TRACKER_PREFS)) {
470    GoogleURLTrackerFactory::GetInstance()->RegisterUserPrefsOnBrowserContext(
471        profile);
472    registry->RegisterStringPref(prefs::kLastKnownGoogleURL,
473                                 GoogleURLTracker::kDefaultGoogleHomepage);
474    if (local_state->HasPrefPath(prefs::kLastKnownGoogleURL)) {
475      user_prefs->SetString(prefs::kLastKnownGoogleURL,
476                            local_state->GetString(prefs::kLastKnownGoogleURL));
477    }
478    local_state->ClearPref(prefs::kLastKnownGoogleURL);
479
480    registry->RegisterStringPref(prefs::kLastPromptedGoogleURL,
481                                 std::string());
482    if (local_state->HasPrefPath(prefs::kLastPromptedGoogleURL)) {
483      user_prefs->SetString(
484          prefs::kLastPromptedGoogleURL,
485          local_state->GetString(prefs::kLastPromptedGoogleURL));
486    }
487    local_state->ClearPref(prefs::kLastPromptedGoogleURL);
488
489    current_version |= GOOGLE_URL_TRACKER_PREFS;
490    local_state->SetInteger(prefs::kMultipleProfilePrefMigration,
491                            current_version);
492  }
493}
494
495}  // namespace chrome
496