browser_prefs.cc revision 5c02ac1a9c1b504631c0a3d2b6e737b5d738bae1 
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/apps/shortcut_manager.h"
14#include "chrome/browser/background/background_mode_manager.h"
15#include "chrome/browser/browser_process_impl.h"
16#include "chrome/browser/browser_shutdown.h"
17#include "chrome/browser/chrome_content_browser_client.h"
18#include "chrome/browser/component_updater/recovery_component_installer.h"
19#include "chrome/browser/content_settings/host_content_settings_map.h"
20#include "chrome/browser/custom_handlers/protocol_handler_registry.h"
21#include "chrome/browser/devtools/devtools_window.h"
22#include "chrome/browser/download/download_prefs.h"
23#include "chrome/browser/extensions/activity_log/activity_log.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_web_ui.h"
27#include "chrome/browser/extensions/launch_util.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_device_id_salt.h"
39#include "chrome/browser/media/media_stream_devices_controller.h"
40#include "chrome/browser/metrics/cloned_install_detector.h"
41#include "chrome/browser/metrics/metrics_log.h"
42#include "chrome/browser/metrics/metrics_service.h"
43#include "chrome/browser/metrics/variations/variations_service.h"
44#include "chrome/browser/net/http_server_properties_manager.h"
45#include "chrome/browser/net/net_pref_observer.h"
46#include "chrome/browser/net/predictor.h"
47#include "chrome/browser/net/pref_proxy_config_tracker_impl.h"
48#include "chrome/browser/net/ssl_config_service_manager.h"
49#include "chrome/browser/network_time/network_time_service.h"
50#include "chrome/browser/notifications/desktop_notification_service.h"
51#include "chrome/browser/notifications/message_center_notification_manager.h"
52#include "chrome/browser/pepper_flash_settings_manager.h"
53#include "chrome/browser/plugins/plugin_finder.h"
54#include "chrome/browser/prefs/chrome_pref_service_factory.h"
55#include "chrome/browser/prefs/incognito_mode_prefs.h"
56#include "chrome/browser/prefs/pref_service_syncable.h"
57#include "chrome/browser/prefs/session_startup_pref.h"
58#include "chrome/browser/printing/print_dialog_cloud.h"
59#include "chrome/browser/profiles/chrome_version_service.h"
60#include "chrome/browser/profiles/profile.h"
61#include "chrome/browser/profiles/profile_impl.h"
62#include "chrome/browser/profiles/profile_info_cache.h"
63#include "chrome/browser/profiles/profiles_state.h"
64#include "chrome/browser/renderer_host/pepper/device_id_fetcher.h"
65#include "chrome/browser/renderer_host/web_cache_manager.h"
66#include "chrome/browser/search/search.h"
67#include "chrome/browser/search_engines/template_url_prepopulate_data.h"
68#include "chrome/browser/services/gcm/gcm_profile_service.h"
69#include "chrome/browser/signin/easy_unlock.h"
70#include "chrome/browser/signin/signin_manager_factory.h"
71#include "chrome/browser/signin/signin_promo.h"
72#include "chrome/browser/task_manager/task_manager.h"
73#include "chrome/browser/ui/app_list/app_list_service.h"
74#include "chrome/browser/ui/browser_ui_prefs.h"
75#include "chrome/browser/ui/navigation_correction_tab_observer.h"
76#include "chrome/browser/ui/network_profile_bubble.h"
77#include "chrome/browser/ui/prefs/prefs_tab_helper.h"
78#include "chrome/browser/ui/search_engines/keyword_editor_controller.h"
79#include "chrome/browser/ui/startup/autolaunch_prompt.h"
80#include "chrome/browser/ui/startup/default_browser_prompt.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/upgrade_detector.h"
89#include "chrome/browser/web_resource/promo_resource_service.h"
90#include "chrome/common/metrics/caching_permuted_entropy_provider.h"
91#include "chrome/common/pref_names.h"
92#include "components/autofill/core/browser/autofill_manager.h"
93#include "components/bookmarks/core/browser/bookmark_prompt_prefs.h"
94#include "components/bookmarks/core/browser/bookmark_utils.h"
95#include "components/password_manager/core/browser/password_manager.h"
96#include "components/rappor/rappor_service.h"
97#include "components/sync_driver/sync_prefs.h"
98#include "components/translate/core/browser/translate_prefs.h"
99#include "components/user_prefs/pref_registry_syncable.h"
100#include "content/public/browser/render_process_host.h"
101#include "extensions/browser/extension_prefs.h"
102
103#if defined(ENABLE_AUTOFILL_DIALOG)
104#include "chrome/browser/ui/autofill/autofill_dialog_controller.h"
105#endif
106
107#if defined(ENABLE_CONFIGURATION_POLICY)
108#include "components/policy/core/browser/browser_policy_connector.h"
109#include "components/policy/core/browser/url_blacklist_manager.h"
110#include "components/policy/core/common/policy_statistics_collector.h"
111#endif
112
113#if defined(ENABLE_MANAGED_USERS)
114#include "chrome/browser/managed_mode/managed_user_service.h"
115#include "chrome/browser/managed_mode/managed_user_shared_settings_service.h"
116#include "chrome/browser/managed_mode/managed_user_sync_service.h"
117#endif
118
119#if defined(ENABLE_SERVICE_DISCOVERY)
120#include "chrome/browser/ui/webui/local_discovery/local_discovery_ui.h"
121#endif
122
123#if defined(ENABLE_PLUGIN_INSTALLATION)
124#include "chrome/browser/plugins/plugins_resource_service.h"
125#endif
126
127#if defined(OS_ANDROID)
128#include "chrome/browser/android/bookmarks/partner_bookmarks_shim.h"
129#include "chrome/browser/android/new_tab_page_prefs.h"
130#else
131#include "chrome/browser/notifications/sync_notifier/chrome_notifier_service.h"
132#include "chrome/browser/profile_resetter/automatic_profile_resetter_factory.h"
133#include "chrome/browser/ui/autofill/generated_credit_card_bubble_controller.h"
134#endif
135
136#if defined(OS_CHROMEOS)
137#include "chrome/browser/chromeos/app_mode/kiosk_app_manager.h"
138#include "chrome/browser/chromeos/attestation/platform_verification_flow.h"
139#include "chrome/browser/chromeos/audio/audio_devices_pref_handler_impl.h"
140#include "chrome/browser/chromeos/customization_document.h"
141#include "chrome/browser/chromeos/display/display_preferences.h"
142#include "chrome/browser/chromeos/extensions/echo_private_api.h"
143#include "chrome/browser/chromeos/first_run/first_run.h"
144#include "chrome/browser/chromeos/login/default_pinned_apps_field_trial.h"
145#include "chrome/browser/chromeos/login/login_utils.h"
146#include "chrome/browser/chromeos/login/multi_profile_user_controller.h"
147#include "chrome/browser/chromeos/login/saml/saml_offline_signin_limiter.h"
148#include "chrome/browser/chromeos/login/startup_utils.h"
149#include "chrome/browser/chromeos/login/user_image_manager.h"
150#include "chrome/browser/chromeos/login/user_image_sync_observer.h"
151#include "chrome/browser/chromeos/login/user_manager.h"
152#include "chrome/browser/chromeos/login/wallpaper_manager.h"
153#include "chrome/browser/chromeos/net/proxy_config_handler.h"
154#include "chrome/browser/chromeos/policy/auto_enrollment_client.h"
155#include "chrome/browser/chromeos/policy/browser_policy_connector_chromeos.h"
156#include "chrome/browser/chromeos/policy/device_cloud_policy_manager_chromeos.h"
157#include "chrome/browser/chromeos/policy/device_status_collector.h"
158#include "chrome/browser/chromeos/policy/policy_cert_service_factory.h"
159#include "chrome/browser/chromeos/power/power_prefs.h"
160#include "chrome/browser/chromeos/preferences.h"
161#include "chrome/browser/chromeos/settings/device_oauth2_token_service.h"
162#include "chrome/browser/chromeos/settings/device_settings_cache.h"
163#include "chrome/browser/chromeos/status/data_promo_notification.h"
164#include "chrome/browser/chromeos/system/automatic_reboot_manager.h"
165#include "chrome/browser/extensions/api/enterprise_platform_keys_private/enterprise_platform_keys_private_api.h"
166#include "chrome/browser/ui/webui/chromeos/charger_replacement_handler.h"
167#include "chrome/browser/ui/webui/chromeos/login/network_screen_handler.h"
168#include "chrome/browser/ui/webui/chromeos/login/signin_screen_handler.h"
169#else
170#include "chrome/browser/extensions/default_apps.h"
171#endif
172
173#if defined(OS_MACOSX)
174#include "chrome/browser/ui/cocoa/apps/quit_with_apps_controller_mac.h"
175#include "chrome/browser/ui/cocoa/confirm_quit.h"
176#include "chrome/browser/ui/cocoa/extensions/browser_actions_controller_prefs.h"
177#endif
178
179#if defined(OS_WIN)
180#include "chrome/browser/apps/app_launch_for_metro_restart_win.h"
181#endif
182
183#if defined(TOOLKIT_VIEWS)
184#include "chrome/browser/ui/browser_view_prefs.h"
185#include "chrome/browser/ui/tabs/tab_strip_layout_type_prefs.h"
186#endif
187
188#if defined(USE_ASH)
189#include "chrome/browser/ui/ash/chrome_launcher_prefs.h"
190#endif
191
192namespace {
193
194enum MigratedPreferences {
195  NO_PREFS = 0,
196  DNS_PREFS = 1 << 0,
197  WINDOWS_PREFS = 1 << 1,
198  GOOGLE_URL_TRACKER_PREFS = 1 << 2,
199};
200
201// A previous feature (see
202// chrome/browser/protector/protected_prefs_watcher.cc in source
203// control history) used this string as a prefix for various prefs it
204// registered. We keep it here for now to clear out those old prefs in
205// MigrateUserPrefs.
206const char kBackupPref[] = "backup";
207
208#if !defined(OS_ANDROID)
209// The sync promo error message preference has been removed; this pref will
210// be cleared from user data.
211const char kSyncPromoErrorMessage[] = "sync_promo.error_message";
212#endif
213
214}  // namespace
215
216namespace chrome {
217
218void RegisterLocalState(PrefRegistrySimple* registry) {
219  // Prefs in Local State.
220  registry->RegisterIntegerPref(prefs::kMultipleProfilePrefMigration, 0);
221
222  // Please keep this list alphabetized.
223  AppListService::RegisterPrefs(registry);
224  browser_shutdown::RegisterPrefs(registry);
225  BrowserProcessImpl::RegisterPrefs(registry);
226  chrome_prefs::RegisterPrefs(registry);
227  chrome_variations::VariationsService::RegisterPrefs(registry);
228  component_updater::RegisterPrefsForRecoveryComponent(registry);
229  ExternalProtocolHandler::RegisterPrefs(registry);
230  FlagsUI::RegisterPrefs(registry);
231  geolocation::RegisterPrefs(registry);
232  GLStringManager::RegisterPrefs(registry);
233  GpuModeManager::RegisterPrefs(registry);
234  IntranetRedirectDetector::RegisterPrefs(registry);
235  IOThread::RegisterPrefs(registry);
236  KeywordEditorController::RegisterPrefs(registry);
237  MetricsLog::RegisterPrefs(registry);
238  MetricsService::RegisterPrefs(registry);
239  metrics::CachingPermutedEntropyProvider::RegisterPrefs(registry);
240  metrics::ClonedInstallDetector::RegisterPrefs(registry);
241  PrefProxyConfigTrackerImpl::RegisterPrefs(registry);
242  ProfileInfoCache::RegisterPrefs(registry);
243  profiles::RegisterPrefs(registry);
244  PromoResourceService::RegisterPrefs(registry);
245  rappor::RapporService::RegisterPrefs(registry);
246  RegisterScreenshotPrefs(registry);
247  SigninManagerFactory::RegisterPrefs(registry);
248  SSLConfigServiceManager::RegisterPrefs(registry);
249  UpgradeDetector::RegisterPrefs(registry);
250  WebCacheManager::RegisterPrefs(registry);
251
252#if defined(ENABLE_AUTOFILL_DIALOG)
253  autofill::AutofillDialogController::RegisterPrefs(registry);
254#endif
255
256#if defined(ENABLE_CONFIGURATION_POLICY)
257  policy::BrowserPolicyConnector::RegisterPrefs(registry);
258  policy::PolicyStatisticsCollector::RegisterPrefs(registry);
259#endif
260
261#if defined(ENABLE_NOTIFICATIONS) && !defined(OS_ANDROID)
262  // Android does not use the message center for notifications.
263  MessageCenterNotificationManager::RegisterPrefs(registry);
264#endif
265
266#if defined(ENABLE_PLUGINS)
267  PluginFinder::RegisterPrefs(registry);
268#endif
269
270#if defined(ENABLE_PLUGIN_INSTALLATION)
271  PluginsResourceService::RegisterPrefs(registry);
272#endif
273
274#if defined(ENABLE_TASK_MANAGER)
275  TaskManager::RegisterPrefs(registry);
276#endif  // defined(ENABLE_TASK_MANAGER)
277
278#if !defined(OS_ANDROID)
279  AutomaticProfileResetterFactory::RegisterPrefs(registry);
280  BackgroundModeManager::RegisterPrefs(registry);
281  RegisterBrowserPrefs(registry);
282#if !defined(OS_CHROMEOS)
283  RegisterDefaultBrowserPromptPrefs(registry);
284#endif  // !defined(OS_CHROMEOS)
285#endif  // !defined(OS_ANDROID)
286
287#if defined(OS_CHROMEOS)
288  chromeos::AudioDevicesPrefHandlerImpl::RegisterPrefs(registry);
289  chromeos::ChargerReplacementHandler::RegisterPrefs(registry);
290  chromeos::DataPromoNotification::RegisterPrefs(registry);
291  chromeos::DeviceOAuth2TokenService::RegisterPrefs(registry);
292  chromeos::device_settings_cache::RegisterPrefs(registry);
293  chromeos::default_pinned_apps_field_trial::RegisterPrefs(registry);
294  chromeos::language_prefs::RegisterPrefs(registry);
295  chromeos::KioskAppManager::RegisterPrefs(registry);
296  chromeos::LoginUtils::RegisterPrefs(registry);
297  chromeos::MultiProfileUserController::RegisterPrefs(registry);
298  chromeos::NetworkScreenHandler::RegisterPrefs(registry);
299  chromeos::Preferences::RegisterPrefs(registry);
300  chromeos::proxy_config::RegisterPrefs(registry);
301  chromeos::RegisterDisplayLocalStatePrefs(registry);
302  chromeos::ServicesCustomizationDocument::RegisterPrefs(registry);
303  chromeos::SigninScreenHandler::RegisterPrefs(registry);
304  chromeos::system::AutomaticRebootManager::RegisterPrefs(registry);
305  chromeos::UserImageManager::RegisterPrefs(registry);
306  chromeos::UserManager::RegisterPrefs(registry);
307  chromeos::WallpaperManager::RegisterPrefs(registry);
308  chromeos::StartupUtils::RegisterPrefs(registry);
309  chromeos::echo_offer::RegisterPrefs(registry);
310  policy::AutoEnrollmentClient::RegisterPrefs(registry);
311  policy::BrowserPolicyConnectorChromeOS::RegisterPrefs(registry);
312  policy::DeviceCloudPolicyManagerChromeOS::RegisterPrefs(registry);
313  policy::DeviceStatusCollector::RegisterPrefs(registry);
314  policy::PolicyCertServiceFactory::RegisterPrefs(registry);
315#endif
316
317#if defined(OS_MACOSX)
318  confirm_quit::RegisterLocalState(registry);
319  QuitWithAppsController::RegisterPrefs(registry);
320#endif
321
322#if defined(OS_WIN)
323  app_metro_launch::RegisterPrefs(registry);
324  password_manager::PasswordManager::RegisterLocalPrefs(registry);
325#endif
326
327#if defined(TOOLKIT_VIEWS)
328  RegisterBrowserViewLocalPrefs(registry);
329  RegisterTabStripLayoutTypePrefs(registry);
330#endif
331}
332
333// Register prefs applicable to all profiles.
334void RegisterProfilePrefs(user_prefs::PrefRegistrySyncable* registry) {
335  TRACE_EVENT0("browser", "chrome::RegisterUserPrefs");
336  // User prefs. Please keep this list alphabetized.
337  apps::RegisterProfilePrefs(registry);
338  autofill::AutofillManager::RegisterProfilePrefs(registry);
339  BookmarkPromptPrefs::RegisterProfilePrefs(registry);
340  bookmark_utils::RegisterProfilePrefs(registry);
341  sync_driver::SyncPrefs::RegisterProfilePrefs(registry);
342  ChromeContentBrowserClient::RegisterProfilePrefs(registry);
343  ChromeVersionService::RegisterProfilePrefs(registry);
344  chrome_browser_net::HttpServerPropertiesManager::RegisterProfilePrefs(
345      registry);
346  chrome_browser_net::Predictor::RegisterProfilePrefs(registry);
347  chrome_prefs::RegisterProfilePrefs(registry);
348  DownloadPrefs::RegisterProfilePrefs(registry);
349  easy_unlock::RegisterProfilePrefs(registry);
350  extensions::ExtensionPrefs::RegisterProfilePrefs(registry);
351  extensions::launch_util::RegisterProfilePrefs(registry);
352  ExtensionWebUI::RegisterProfilePrefs(registry);
353  HostContentSettingsMap::RegisterProfilePrefs(registry);
354  IncognitoModePrefs::RegisterProfilePrefs(registry);
355  InstantUI::RegisterProfilePrefs(registry);
356  NavigationCorrectionTabObserver::RegisterProfilePrefs(registry);
357  MediaCaptureDevicesDispatcher::RegisterProfilePrefs(registry);
358  MediaDeviceIDSalt::RegisterProfilePrefs(registry);
359  MediaStreamDevicesController::RegisterProfilePrefs(registry);
360  NetPrefObserver::RegisterProfilePrefs(registry);
361  NetworkTimeService::RegisterProfilePrefs(registry);
362
363  password_manager::PasswordManager::RegisterProfilePrefs(registry);
364  PrefProxyConfigTrackerImpl::RegisterProfilePrefs(registry);
365  PrefsTabHelper::RegisterProfilePrefs(registry);
366  Profile::RegisterProfilePrefs(registry);
367  ProfileImpl::RegisterProfilePrefs(registry);
368  PromoResourceService::RegisterProfilePrefs(registry);
369  ProtocolHandlerRegistry::RegisterProfilePrefs(registry);
370  RegisterBrowserUserPrefs(registry);
371  SessionStartupPref::RegisterProfilePrefs(registry);
372  TemplateURLPrepopulateData::RegisterProfilePrefs(registry);
373  TranslatePrefs::RegisterProfilePrefs(registry);
374  gcm::GCMProfileService::RegisterProfilePrefs(registry);
375
376#if defined(ENABLE_AUTOFILL_DIALOG)
377  autofill::AutofillDialogController::RegisterProfilePrefs(registry);
378#endif
379
380#if defined(ENABLE_CONFIGURATION_POLICY)
381  policy::URLBlacklistManager::RegisterProfilePrefs(registry);
382#endif
383
384#if defined(ENABLE_EXTENSIONS)
385  extensions::ActivityLog::RegisterProfilePrefs(registry);
386#endif
387
388#if defined(ENABLE_FULL_PRINTING)
389  print_dialog_cloud::RegisterProfilePrefs(registry);
390  printing::StickySettings::RegisterProfilePrefs(registry);
391#endif
392
393#if defined(ENABLE_MANAGED_USERS)
394  ManagedUserService::RegisterProfilePrefs(registry);
395  ManagedUserSharedSettingsService::RegisterProfilePrefs(registry);
396  ManagedUserSyncService::RegisterProfilePrefs(registry);
397#endif
398
399#if defined(ENABLE_NOTIFICATIONS)
400  DesktopNotificationService::RegisterProfilePrefs(registry);
401#endif
402
403#if defined(ENABLE_SERVICE_DISCOVERY)
404  LocalDiscoveryUI::RegisterProfilePrefs(registry);
405#endif
406
407#if defined(OS_ANDROID)
408  chrome_variations::VariationsService::RegisterProfilePrefs(registry);
409  NewTabPagePrefs::RegisterProfilePrefs(registry);
410  PartnerBookmarksShim::RegisterProfilePrefs(registry);
411#else
412  AppShortcutManager::RegisterProfilePrefs(registry);
413  autofill::GeneratedCreditCardBubbleController::RegisterUserPrefs(registry);
414  DeviceIDFetcher::RegisterProfilePrefs(registry);
415  DevToolsWindow::RegisterProfilePrefs(registry);
416  extensions::CommandService::RegisterProfilePrefs(registry);
417  extensions::ExtensionSettingsHandler::RegisterProfilePrefs(registry);
418  extensions::TabsCaptureVisibleTabFunction::RegisterProfilePrefs(registry);
419  first_run::RegisterProfilePrefs(registry);
420  NewTabUI::RegisterProfilePrefs(registry);
421  notifier::ChromeNotifierService::RegisterProfilePrefs(registry);
422  PepperFlashSettingsManager::RegisterProfilePrefs(registry);
423  PinnedTabCodec::RegisterProfilePrefs(registry);
424  PluginsUI::RegisterProfilePrefs(registry);
425  RegisterAutolaunchUserPrefs(registry);
426  signin::RegisterProfilePrefs(registry);
427#endif
428
429#if !defined(OS_ANDROID) && !defined(OS_CHROMEOS)
430  default_apps::RegisterProfilePrefs(registry);
431#endif
432
433#if defined(OS_CHROMEOS)
434  chromeos::attestation::PlatformVerificationFlow::RegisterProfilePrefs(
435      registry);
436  chromeos::first_run::RegisterProfilePrefs(registry);
437  chromeos::MultiProfileUserController::RegisterProfilePrefs(registry);
438  chromeos::Preferences::RegisterProfilePrefs(registry);
439  chromeos::proxy_config::RegisterProfilePrefs(registry);
440  chromeos::SAMLOfflineSigninLimiter::RegisterProfilePrefs(registry);
441  chromeos::ServicesCustomizationDocument::RegisterProfilePrefs(registry);
442  chromeos::UserImageSyncObserver::RegisterProfilePrefs(registry);
443  extensions::EnterprisePlatformKeysPrivateChallengeUserKeyFunction::
444      RegisterProfilePrefs(registry);
445  FlagsUI::RegisterProfilePrefs(registry);
446#endif
447
448#if defined(OS_MACOSX)
449  RegisterBrowserActionsControllerProfilePrefs(registry);
450#endif
451
452#if defined(OS_WIN)
453  NetworkProfileBubble::RegisterProfilePrefs(registry);
454#endif
455
456#if defined(TOOLKIT_VIEWS)
457  RegisterBrowserViewProfilePrefs(registry);
458  RegisterInvertBubbleUserPrefs(registry);
459#endif
460
461#if defined(USE_ASH)
462  ash::RegisterChromeLauncherUserPrefs(registry);
463#endif
464
465  // Prefs registered only for migration (clearing or moving to a new
466  // key) go here.
467  registry->RegisterDictionaryPref(
468      kBackupPref,
469      new base::DictionaryValue(),
470      user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
471#if !defined(OS_ANDROID)
472  registry->RegisterStringPref(
473      kSyncPromoErrorMessage,
474      std::string(),
475      user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
476#endif
477}
478
479void RegisterUserProfilePrefs(user_prefs::PrefRegistrySyncable* registry) {
480  RegisterProfilePrefs(registry);
481
482#if defined(OS_CHROMEOS)
483  chromeos::PowerPrefs::RegisterUserProfilePrefs(registry);
484#endif
485}
486
487void RegisterScreenshotPrefs(PrefRegistrySimple* registry) {
488  registry->RegisterBooleanPref(prefs::kDisableScreenshots, false);
489}
490
491#if defined(OS_CHROMEOS)
492void RegisterLoginProfilePrefs(user_prefs::PrefRegistrySyncable* registry) {
493  RegisterProfilePrefs(registry);
494
495  chromeos::PowerPrefs::RegisterLoginProfilePrefs(registry);
496}
497#endif
498
499void MigrateUserPrefs(Profile* profile) {
500  PrefService* prefs = profile->GetPrefs();
501
502  // Cleanup prefs from now-removed protector feature.
503  prefs->ClearPref(kBackupPref);
504
505#if !defined(OS_ANDROID)
506  // Cleanup now-removed sync promo error message preference.
507  // TODO(fdoray): Remove this when it's safe to do so (crbug.com/268442).
508  prefs->ClearPref(kSyncPromoErrorMessage);
509#endif
510
511  PromoResourceService::MigrateUserPrefs(prefs);
512  TranslatePrefs::MigrateUserPrefs(prefs, prefs::kAcceptLanguages);
513
514#if defined(ENABLE_MANAGED_USERS)
515  ManagedUserService::MigrateUserPrefs(prefs);
516#endif
517}
518
519void MigrateBrowserPrefs(Profile* profile, PrefService* local_state) {
520  // Copy pref values which have been migrated to user_prefs from local_state,
521  // or remove them from local_state outright, if copying is not required.
522  int current_version =
523      local_state->GetInteger(prefs::kMultipleProfilePrefMigration);
524  PrefRegistrySimple* registry = static_cast<PrefRegistrySimple*>(
525      local_state->DeprecatedGetPrefRegistry());
526
527  if (!(current_version & DNS_PREFS)) {
528    registry->RegisterListPref(prefs::kDnsStartupPrefetchList);
529    local_state->ClearPref(prefs::kDnsStartupPrefetchList);
530
531    registry->RegisterListPref(prefs::kDnsHostReferralList);
532    local_state->ClearPref(prefs::kDnsHostReferralList);
533
534    current_version |= DNS_PREFS;
535    local_state->SetInteger(prefs::kMultipleProfilePrefMigration,
536                            current_version);
537  }
538
539  PrefService* user_prefs = profile->GetPrefs();
540  if (!(current_version & WINDOWS_PREFS)) {
541    registry->RegisterDictionaryPref(prefs::kBrowserWindowPlacement);
542    if (local_state->HasPrefPath(prefs::kBrowserWindowPlacement)) {
543      const PrefService::Preference* pref =
544          local_state->FindPreference(prefs::kBrowserWindowPlacement);
545      DCHECK(pref);
546      user_prefs->Set(prefs::kBrowserWindowPlacement,
547                      *(pref->GetValue()));
548    }
549    local_state->ClearPref(prefs::kBrowserWindowPlacement);
550
551    current_version |= WINDOWS_PREFS;
552    local_state->SetInteger(prefs::kMultipleProfilePrefMigration,
553                            current_version);
554  }
555
556  if (!(current_version & GOOGLE_URL_TRACKER_PREFS)) {
557    registry->RegisterStringPref(prefs::kLastKnownGoogleURL,
558                                 GoogleURLTracker::kDefaultGoogleHomepage);
559    if (local_state->HasPrefPath(prefs::kLastKnownGoogleURL)) {
560      user_prefs->SetString(prefs::kLastKnownGoogleURL,
561                            local_state->GetString(prefs::kLastKnownGoogleURL));
562    }
563    local_state->ClearPref(prefs::kLastKnownGoogleURL);
564
565    registry->RegisterStringPref(prefs::kLastPromptedGoogleURL,
566                                 std::string());
567    if (local_state->HasPrefPath(prefs::kLastPromptedGoogleURL)) {
568      user_prefs->SetString(
569          prefs::kLastPromptedGoogleURL,
570          local_state->GetString(prefs::kLastPromptedGoogleURL));
571    }
572    local_state->ClearPref(prefs::kLastPromptedGoogleURL);
573
574    current_version |= GOOGLE_URL_TRACKER_PREFS;
575    local_state->SetInteger(prefs::kMultipleProfilePrefMigration,
576                            current_version);
577  }
578
579#if defined(OS_CHROMEOS)
580  chromeos::default_pinned_apps_field_trial::MigratePrefs(local_state);
581#endif
582}
583
584}  // namespace chrome
585