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      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 <string>
      8 
      9 #include "base/debug/trace_event.h"
     10 #include "base/prefs/pref_registry_simple.h"
     11 #include "base/prefs/pref_service.h"
     12 #include "chrome/browser/about_flags.h"
     13 #include "chrome/browser/accessibility/invert_bubble_prefs.h"
     14 #include "chrome/browser/apps/drive/drive_app_mapping.h"
     15 #include "chrome/browser/apps/shortcut_manager.h"
     16 #include "chrome/browser/autocomplete/zero_suggest_provider.h"
     17 #include "chrome/browser/background/background_mode_manager.h"
     18 #include "chrome/browser/browser_process_impl.h"
     19 #include "chrome/browser/browser_shutdown.h"
     20 #include "chrome/browser/chrome_content_browser_client.h"
     21 #include "chrome/browser/component_updater/recovery_component_installer.h"
     22 #include "chrome/browser/content_settings/host_content_settings_map.h"
     23 #include "chrome/browser/custom_handlers/protocol_handler_registry.h"
     24 #include "chrome/browser/devtools/devtools_window.h"
     25 #include "chrome/browser/download/download_prefs.h"
     26 #include "chrome/browser/external_protocol/external_protocol_handler.h"
     27 #include "chrome/browser/first_run/first_run.h"
     28 #include "chrome/browser/geolocation/geolocation_prefs.h"
     29 #include "chrome/browser/google/google_url_tracker_factory.h"
     30 #include "chrome/browser/gpu/gl_string_manager.h"
     31 #include "chrome/browser/gpu/gpu_mode_manager.h"
     32 #include "chrome/browser/intranet_redirect_detector.h"
     33 #include "chrome/browser/io_thread.h"
     34 #include "chrome/browser/media/media_capture_devices_dispatcher.h"
     35 #include "chrome/browser/media/media_device_id_salt.h"
     36 #include "chrome/browser/media/media_stream_devices_controller.h"
     37 #include "chrome/browser/metrics/chrome_metrics_service_client.h"
     38 #include "chrome/browser/metrics/variations/variations_service.h"
     39 #include "chrome/browser/net/http_server_properties_manager_factory.h"
     40 #include "chrome/browser/net/net_pref_observer.h"
     41 #include "chrome/browser/net/prediction_options.h"
     42 #include "chrome/browser/net/predictor.h"
     43 #include "chrome/browser/net/pref_proxy_config_tracker_impl.h"
     44 #include "chrome/browser/net/ssl_config_service_manager.h"
     45 #include "chrome/browser/notifications/desktop_notification_service.h"
     46 #include "chrome/browser/notifications/extension_welcome_notification.h"
     47 #include "chrome/browser/notifications/message_center_notification_manager.h"
     48 #include "chrome/browser/pepper_flash_settings_manager.h"
     49 #include "chrome/browser/plugins/plugin_finder.h"
     50 #include "chrome/browser/prefs/chrome_pref_service_factory.h"
     51 #include "chrome/browser/prefs/incognito_mode_prefs.h"
     52 #include "chrome/browser/prefs/pref_service_syncable.h"
     53 #include "chrome/browser/prefs/session_startup_pref.h"
     54 #include "chrome/browser/printing/print_dialog_cloud.h"
     55 #include "chrome/browser/profiles/chrome_version_service.h"
     56 #include "chrome/browser/profiles/profile.h"
     57 #include "chrome/browser/profiles/profile_impl.h"
     58 #include "chrome/browser/profiles/profile_info_cache.h"
     59 #include "chrome/browser/profiles/profiles_state.h"
     60 #include "chrome/browser/renderer_host/pepper/device_id_fetcher.h"
     61 #include "chrome/browser/search/search.h"
     62 #include "chrome/browser/services/gcm/gcm_profile_service.h"
     63 #include "chrome/browser/signin/signin_manager_factory.h"
     64 #include "chrome/browser/signin/signin_promo.h"
     65 #include "chrome/browser/task_manager/task_manager.h"
     66 #include "chrome/browser/ui/app_list/app_list_service.h"
     67 #include "chrome/browser/ui/browser_ui_prefs.h"
     68 #include "chrome/browser/ui/navigation_correction_tab_observer.h"
     69 #include "chrome/browser/ui/network_profile_bubble.h"
     70 #include "chrome/browser/ui/prefs/prefs_tab_helper.h"
     71 #include "chrome/browser/ui/search_engines/keyword_editor_controller.h"
     72 #include "chrome/browser/ui/startup/autolaunch_prompt.h"
     73 #include "chrome/browser/ui/startup/default_browser_prompt.h"
     74 #include "chrome/browser/ui/tabs/pinned_tab_codec.h"
     75 #include "chrome/browser/ui/webui/flags_ui.h"
     76 #include "chrome/browser/ui/webui/instant_ui.h"
     77 #include "chrome/browser/ui/webui/ntp/new_tab_ui.h"
     78 #include "chrome/browser/ui/webui/plugins_ui.h"
     79 #include "chrome/browser/ui/webui/print_preview/sticky_settings.h"
     80 #include "chrome/browser/upgrade_detector.h"
     81 #include "chrome/browser/web_resource/promo_resource_service.h"
     82 #include "chrome/common/pref_names.h"
     83 #include "components/autofill/core/browser/autofill_manager.h"
     84 #include "components/bookmarks/browser/bookmark_utils.h"
     85 #include "components/dom_distiller/core/distilled_page_prefs.h"
     86 #include "components/gcm_driver/gcm_channel_status_syncer.h"
     87 #include "components/google/core/browser/google_pref_names.h"
     88 #include "components/google/core/browser/google_url_tracker.h"
     89 #include "components/network_time/network_time_tracker.h"
     90 #include "components/password_manager/core/browser/password_manager.h"
     91 #include "components/pref_registry/pref_registry_syncable.h"
     92 #include "components/rappor/rappor_service.h"
     93 #include "components/search_engines/template_url_prepopulate_data.h"
     94 #include "components/sync_driver/sync_prefs.h"
     95 #include "components/translate/core/browser/translate_prefs.h"
     96 #include "content/public/browser/render_process_host.h"
     97 #include "net/http/http_server_properties_manager.h"
     98 
     99 #if defined(ENABLE_AUTOFILL_DIALOG)
    100 #include "chrome/browser/ui/autofill/autofill_dialog_controller.h"
    101 #endif
    102 
    103 #if defined(ENABLE_CONFIGURATION_POLICY)
    104 #include "components/policy/core/browser/browser_policy_connector.h"
    105 #include "components/policy/core/browser/url_blacklist_manager.h"
    106 #include "components/policy/core/common/policy_statistics_collector.h"
    107 #endif
    108 
    109 #if defined(ENABLE_EXTENSIONS)
    110 #include "chrome/browser/extensions/activity_log/activity_log.h"
    111 #include "chrome/browser/extensions/api/commands/command_service.h"
    112 #include "chrome/browser/extensions/api/tabs/tabs_api.h"
    113 #include "chrome/browser/extensions/extension_web_ui.h"
    114 #include "chrome/browser/extensions/launch_util.h"
    115 #include "chrome/browser/signin/easy_unlock_service.h"
    116 #include "chrome/browser/ui/webui/extensions/extension_settings_handler.h"
    117 #include "extensions/browser/extension_prefs.h"
    118 #endif
    119 
    120 #if defined(ENABLE_MANAGED_USERS)
    121 #include "chrome/browser/supervised_user/supervised_user_service.h"
    122 #include "chrome/browser/supervised_user/supervised_user_shared_settings_service.h"
    123 #include "chrome/browser/supervised_user/supervised_user_sync_service.h"
    124 #endif
    125 
    126 #if defined(ENABLE_SERVICE_DISCOVERY)
    127 #include "chrome/browser/ui/webui/local_discovery/local_discovery_ui.h"
    128 #endif
    129 
    130 #if defined(ENABLE_PLUGIN_INSTALLATION)
    131 #include "chrome/browser/plugins/plugins_resource_service.h"
    132 #endif
    133 
    134 #if defined(OS_ANDROID)
    135 #include "chrome/browser/android/bookmarks/partner_bookmarks_shim.h"
    136 #include "chrome/browser/android/new_tab_page_prefs.h"
    137 #else
    138 #include "chrome/browser/notifications/sync_notifier/chrome_notifier_service.h"
    139 #include "chrome/browser/profile_resetter/automatic_profile_resetter_factory.h"
    140 #include "chrome/browser/ui/autofill/generated_credit_card_bubble_controller.h"
    141 #endif
    142 
    143 #if defined(OS_CHROMEOS)
    144 #include "chrome/browser/chromeos/app_mode/kiosk_app_manager.h"
    145 #include "chrome/browser/chromeos/attestation/platform_verification_flow.h"
    146 #include "chrome/browser/chromeos/audio/audio_devices_pref_handler_impl.h"
    147 #include "chrome/browser/chromeos/customization_document.h"
    148 #include "chrome/browser/chromeos/display/display_preferences.h"
    149 #include "chrome/browser/chromeos/extensions/echo_private_api.h"
    150 #include "chrome/browser/chromeos/file_system_provider/service.h"
    151 #include "chrome/browser/chromeos/first_run/first_run.h"
    152 #include "chrome/browser/chromeos/login/default_pinned_apps_field_trial.h"
    153 #include "chrome/browser/chromeos/login/saml/saml_offline_signin_limiter.h"
    154 #include "chrome/browser/chromeos/login/session/user_session_manager.h"
    155 #include "chrome/browser/chromeos/login/startup_utils.h"
    156 #include "chrome/browser/chromeos/login/users/avatar/user_image_manager.h"
    157 #include "chrome/browser/chromeos/login/users/avatar/user_image_sync_observer.h"
    158 #include "chrome/browser/chromeos/login/users/chrome_user_manager_impl.h"
    159 #include "chrome/browser/chromeos/login/users/multi_profile_user_controller.h"
    160 #include "chrome/browser/chromeos/login/users/wallpaper/wallpaper_manager.h"
    161 #include "chrome/browser/chromeos/net/proxy_config_handler.h"
    162 #include "chrome/browser/chromeos/policy/auto_enrollment_client.h"
    163 #include "chrome/browser/chromeos/policy/browser_policy_connector_chromeos.h"
    164 #include "chrome/browser/chromeos/policy/consumer_management_service.h"
    165 #include "chrome/browser/chromeos/policy/device_cloud_policy_manager_chromeos.h"
    166 #include "chrome/browser/chromeos/policy/device_status_collector.h"
    167 #include "chrome/browser/chromeos/policy/policy_cert_service_factory.h"
    168 #include "chrome/browser/chromeos/power/power_prefs.h"
    169 #include "chrome/browser/chromeos/preferences.h"
    170 #include "chrome/browser/chromeos/settings/device_oauth2_token_service.h"
    171 #include "chrome/browser/chromeos/settings/device_settings_cache.h"
    172 #include "chrome/browser/chromeos/status/data_promo_notification.h"
    173 #include "chrome/browser/chromeos/system/automatic_reboot_manager.h"
    174 #include "chrome/browser/extensions/api/enterprise_platform_keys_private/enterprise_platform_keys_private_api.h"
    175 #include "chrome/browser/extensions/extension_assets_manager_chromeos.h"
    176 #include "chrome/browser/metrics/chromeos_metrics_provider.h"
    177 #include "chrome/browser/ui/webui/chromeos/charger_replacement_handler.h"
    178 #include "chrome/browser/ui/webui/chromeos/login/demo_mode_detector.h"
    179 #include "chrome/browser/ui/webui/chromeos/login/hid_detection_screen_handler.h"
    180 #include "chrome/browser/ui/webui/chromeos/login/reset_screen_handler.h"
    181 #include "chrome/browser/ui/webui/chromeos/login/signin_screen_handler.h"
    182 #include "components/invalidation/invalidator_storage.h"
    183 #else
    184 #include "chrome/browser/extensions/default_apps.h"
    185 #endif
    186 
    187 #if defined(OS_MACOSX)
    188 #include "chrome/browser/ui/cocoa/apps/quit_with_apps_controller_mac.h"
    189 #include "chrome/browser/ui/cocoa/confirm_quit.h"
    190 #endif
    191 
    192 #if defined(OS_WIN)
    193 #include "chrome/browser/apps/app_launch_for_metro_restart_win.h"
    194 #include "chrome/browser/component_updater/sw_reporter_installer_win.h"
    195 #endif
    196 
    197 #if defined(TOOLKIT_VIEWS)
    198 #include "chrome/browser/ui/browser_view_prefs.h"
    199 #endif
    200 
    201 #if defined(USE_ASH)
    202 #include "chrome/browser/ui/ash/chrome_launcher_prefs.h"
    203 #endif
    204 
    205 namespace {
    206 
    207 enum MigratedPreferences {
    208   NO_PREFS = 0,
    209   DNS_PREFS = 1 << 0,
    210   WINDOWS_PREFS = 1 << 1,
    211   GOOGLE_URL_TRACKER_PREFS = 1 << 2,
    212 };
    213 
    214 // A previous feature (see
    215 // chrome/browser/protector/protected_prefs_watcher.cc in source
    216 // control history) used this string as a prefix for various prefs it
    217 // registered. We keep it here for now to clear out those old prefs in
    218 // MigrateUserPrefs.
    219 const char kBackupPref[] = "backup";
    220 
    221 #if !defined(OS_ANDROID)
    222 // The sync promo error message preference has been removed; this pref will
    223 // be cleared from user data.
    224 const char kSyncPromoErrorMessage[] = "sync_promo.error_message";
    225 
    226 // The AutomaticProfileResetter service used this preference to save that the
    227 // profile reset prompt had already been shown, however, the preference has been
    228 // renamed in Local State. We keep the name here for now so that we can clear
    229 // out legacy values.
    230 // TODO(engedy): Remove this and usages in M42 or later. See crbug.com/398813.
    231 const char kLegacyProfileResetPromptMemento[] = "profile.reset_prompt_memento";
    232 #endif
    233 
    234 }  // namespace
    235 
    236 namespace chrome {
    237 
    238 void RegisterLocalState(PrefRegistrySimple* registry) {
    239   // Prefs in Local State.
    240   registry->RegisterIntegerPref(prefs::kMultipleProfilePrefMigration, 0);
    241 
    242   // Please keep this list alphabetized.
    243   AppListService::RegisterPrefs(registry);
    244   browser_shutdown::RegisterPrefs(registry);
    245   BrowserProcessImpl::RegisterPrefs(registry);
    246   ChromeMetricsServiceClient::RegisterPrefs(registry);
    247   chrome_prefs::RegisterPrefs(registry);
    248   chrome_variations::VariationsService::RegisterPrefs(registry);
    249   component_updater::RegisterPrefsForRecoveryComponent(registry);
    250   ExternalProtocolHandler::RegisterPrefs(registry);
    251   FlagsUI::RegisterPrefs(registry);
    252   geolocation::RegisterPrefs(registry);
    253   GLStringManager::RegisterPrefs(registry);
    254   GpuModeManager::RegisterPrefs(registry);
    255   IntranetRedirectDetector::RegisterPrefs(registry);
    256   IOThread::RegisterPrefs(registry);
    257   network_time::NetworkTimeTracker::RegisterPrefs(registry);
    258   PrefProxyConfigTrackerImpl::RegisterPrefs(registry);
    259   ProfileInfoCache::RegisterPrefs(registry);
    260   profiles::RegisterPrefs(registry);
    261   PromoResourceService::RegisterPrefs(registry);
    262   rappor::RapporService::RegisterPrefs(registry);
    263   RegisterScreenshotPrefs(registry);
    264   SigninManagerFactory::RegisterPrefs(registry);
    265   SSLConfigServiceManager::RegisterPrefs(registry);
    266   UpgradeDetector::RegisterPrefs(registry);
    267 
    268 #if defined(ENABLE_AUTOFILL_DIALOG)
    269   autofill::AutofillDialogController::RegisterPrefs(registry);
    270 #endif
    271 
    272 #if defined(ENABLE_CONFIGURATION_POLICY)
    273   policy::BrowserPolicyConnector::RegisterPrefs(registry);
    274   policy::PolicyStatisticsCollector::RegisterPrefs(registry);
    275 #endif
    276 
    277 #if defined(ENABLE_EXTENSIONS)
    278   EasyUnlockService::RegisterPrefs(registry);
    279 #endif
    280 
    281 #if defined(ENABLE_NOTIFICATIONS) && !defined(OS_ANDROID)
    282   // Android does not use the message center for notifications.
    283   MessageCenterNotificationManager::RegisterPrefs(registry);
    284 #endif
    285 
    286 #if defined(ENABLE_PLUGINS)
    287   PluginFinder::RegisterPrefs(registry);
    288 #endif
    289 
    290 #if defined(ENABLE_PLUGIN_INSTALLATION)
    291   PluginsResourceService::RegisterPrefs(registry);
    292 #endif
    293 
    294 #if defined(ENABLE_TASK_MANAGER)
    295   TaskManager::RegisterPrefs(registry);
    296 #endif  // defined(ENABLE_TASK_MANAGER)
    297 
    298 #if !defined(OS_ANDROID)
    299   AutomaticProfileResetterFactory::RegisterPrefs(registry);
    300   BackgroundModeManager::RegisterPrefs(registry);
    301   RegisterBrowserPrefs(registry);
    302   // The native GCM is used on Android instead.
    303   gcm::GCMChannelStatusSyncer::RegisterPrefs(registry);
    304 #if !defined(OS_CHROMEOS)
    305   RegisterDefaultBrowserPromptPrefs(registry);
    306 #endif  // !defined(OS_CHROMEOS)
    307 #endif  // !defined(OS_ANDROID)
    308 
    309 #if defined(OS_CHROMEOS)
    310   ChromeOSMetricsProvider::RegisterPrefs(registry);
    311   chromeos::AudioDevicesPrefHandlerImpl::RegisterPrefs(registry);
    312   chromeos::ChargerReplacementHandler::RegisterPrefs(registry);
    313   chromeos::ChromeUserManagerImpl::RegisterPrefs(registry);
    314   chromeos::DataPromoNotification::RegisterPrefs(registry);
    315   chromeos::DeviceOAuth2TokenService::RegisterPrefs(registry);
    316   chromeos::device_settings_cache::RegisterPrefs(registry);
    317   chromeos::default_pinned_apps_field_trial::RegisterPrefs(registry);
    318   chromeos::language_prefs::RegisterPrefs(registry);
    319   chromeos::KioskAppManager::RegisterPrefs(registry);
    320   chromeos::MultiProfileUserController::RegisterPrefs(registry);
    321   chromeos::HIDDetectionScreenHandler::RegisterPrefs(registry);
    322   chromeos::DemoModeDetector::RegisterPrefs(registry);
    323   chromeos::Preferences::RegisterPrefs(registry);
    324   chromeos::proxy_config::RegisterPrefs(registry);
    325   chromeos::RegisterDisplayLocalStatePrefs(registry);
    326   chromeos::ResetScreenHandler::RegisterPrefs(registry);
    327   chromeos::ServicesCustomizationDocument::RegisterPrefs(registry);
    328   chromeos::SigninScreenHandler::RegisterPrefs(registry);
    329   chromeos::StartupUtils::RegisterPrefs(registry);
    330   chromeos::system::AutomaticRebootManager::RegisterPrefs(registry);
    331   chromeos::UserImageManager::RegisterPrefs(registry);
    332   chromeos::UserSessionManager::RegisterPrefs(registry);
    333   chromeos::WallpaperManager::RegisterPrefs(registry);
    334   chromeos::echo_offer::RegisterPrefs(registry);
    335   extensions::ExtensionAssetsManagerChromeOS::RegisterPrefs(registry);
    336   invalidation::InvalidatorStorage::RegisterPrefs(registry);
    337   policy::AutoEnrollmentClient::RegisterPrefs(registry);
    338   policy::BrowserPolicyConnectorChromeOS::RegisterPrefs(registry);
    339   policy::ConsumerManagementService::RegisterPrefs(registry);
    340   policy::DeviceCloudPolicyManagerChromeOS::RegisterPrefs(registry);
    341   policy::DeviceStatusCollector::RegisterPrefs(registry);
    342   policy::PolicyCertServiceFactory::RegisterPrefs(registry);
    343 #endif
    344 
    345 #if defined(OS_MACOSX)
    346   confirm_quit::RegisterLocalState(registry);
    347   QuitWithAppsController::RegisterPrefs(registry);
    348 #endif
    349 
    350 #if defined(OS_WIN)
    351   app_metro_launch::RegisterPrefs(registry);
    352   component_updater::RegisterPrefsForSwReporter(registry);
    353   password_manager::PasswordManager::RegisterLocalPrefs(registry);
    354 #endif
    355 
    356 #if defined(TOOLKIT_VIEWS)
    357   RegisterBrowserViewLocalPrefs(registry);
    358 #endif
    359 
    360   // Preferences registered only for migration (clearing or moving to a new key)
    361   // go here.
    362 #if !defined(OS_ANDROID)
    363   registry->RegisterDictionaryPref(kLegacyProfileResetPromptMemento);
    364 #endif  // !defined(OS_ANDROID)
    365 }
    366 
    367 // Register prefs applicable to all profiles.
    368 void RegisterProfilePrefs(user_prefs::PrefRegistrySyncable* registry) {
    369   TRACE_EVENT0("browser", "chrome::RegisterUserPrefs");
    370   // User prefs. Please keep this list alphabetized.
    371   autofill::AutofillManager::RegisterProfilePrefs(registry);
    372   bookmarks::RegisterProfilePrefs(registry);
    373   sync_driver::SyncPrefs::RegisterProfilePrefs(registry);
    374   ChromeContentBrowserClient::RegisterProfilePrefs(registry);
    375   ChromeVersionService::RegisterProfilePrefs(registry);
    376   chrome_browser_net::HttpServerPropertiesManagerFactory::RegisterProfilePrefs(
    377       registry);
    378   chrome_browser_net::Predictor::RegisterProfilePrefs(registry);
    379   chrome_browser_net::RegisterPredictionOptionsProfilePrefs(registry);
    380   chrome_prefs::RegisterProfilePrefs(registry);
    381   dom_distiller::DistilledPagePrefs::RegisterProfilePrefs(registry);
    382   DownloadPrefs::RegisterProfilePrefs(registry);
    383   gcm::GCMProfileService::RegisterProfilePrefs(registry);
    384   HostContentSettingsMap::RegisterProfilePrefs(registry);
    385   IncognitoModePrefs::RegisterProfilePrefs(registry);
    386   InstantUI::RegisterProfilePrefs(registry);
    387   NavigationCorrectionTabObserver::RegisterProfilePrefs(registry);
    388   MediaCaptureDevicesDispatcher::RegisterProfilePrefs(registry);
    389   MediaDeviceIDSalt::RegisterProfilePrefs(registry);
    390   MediaStreamDevicesController::RegisterProfilePrefs(registry);
    391   NetPrefObserver::RegisterProfilePrefs(registry);
    392   password_manager::PasswordManager::RegisterProfilePrefs(registry);
    393   PrefProxyConfigTrackerImpl::RegisterProfilePrefs(registry);
    394   PrefsTabHelper::RegisterProfilePrefs(registry);
    395   Profile::RegisterProfilePrefs(registry);
    396   ProfileImpl::RegisterProfilePrefs(registry);
    397   PromoResourceService::RegisterProfilePrefs(registry);
    398   ProtocolHandlerRegistry::RegisterProfilePrefs(registry);
    399   RegisterBrowserUserPrefs(registry);
    400   SessionStartupPref::RegisterProfilePrefs(registry);
    401   TemplateURLPrepopulateData::RegisterProfilePrefs(registry);
    402   translate::TranslatePrefs::RegisterProfilePrefs(registry);
    403   ZeroSuggestProvider::RegisterProfilePrefs(registry);
    404 
    405 #if defined(ENABLE_AUTOFILL_DIALOG)
    406   autofill::AutofillDialogController::RegisterProfilePrefs(registry);
    407 #endif
    408 
    409 #if defined(ENABLE_CONFIGURATION_POLICY)
    410   policy::URLBlacklistManager::RegisterProfilePrefs(registry);
    411 #endif
    412 
    413 #if defined(ENABLE_EXTENSIONS)
    414   EasyUnlockService::RegisterProfilePrefs(registry);
    415   extensions::ActivityLog::RegisterProfilePrefs(registry);
    416   extensions::launch_util::RegisterProfilePrefs(registry);
    417   ExtensionWebUI::RegisterProfilePrefs(registry);
    418   extensions::ExtensionPrefs::RegisterProfilePrefs(registry);
    419 #endif
    420 
    421 #if defined(ENABLE_FULL_PRINTING)
    422   print_dialog_cloud::RegisterProfilePrefs(registry);
    423   printing::StickySettings::RegisterProfilePrefs(registry);
    424 #endif
    425 
    426 #if defined(ENABLE_MANAGED_USERS)
    427   SupervisedUserService::RegisterProfilePrefs(registry);
    428   SupervisedUserSharedSettingsService::RegisterProfilePrefs(registry);
    429   SupervisedUserSyncService::RegisterProfilePrefs(registry);
    430 #endif
    431 
    432 #if defined(ENABLE_NOTIFICATIONS)
    433   DesktopNotificationService::RegisterProfilePrefs(registry);
    434 #endif
    435 
    436 #if defined(ENABLE_NOTIFICATIONS) && defined(ENABLE_EXTENSIONS) && \
    437     !defined(OS_ANDROID)
    438   // The extension welcome notification requires a build that enables extensions
    439   // and notifications, and uses the UI message center.
    440   ExtensionWelcomeNotification::RegisterProfilePrefs(registry);
    441 #endif
    442 
    443 #if defined(ENABLE_SERVICE_DISCOVERY)
    444   LocalDiscoveryUI::RegisterProfilePrefs(registry);
    445 #endif
    446 
    447 #if defined(OS_ANDROID)
    448   chrome_variations::VariationsService::RegisterProfilePrefs(registry);
    449   NewTabPagePrefs::RegisterProfilePrefs(registry);
    450   PartnerBookmarksShim::RegisterProfilePrefs(registry);
    451 #else
    452   AppShortcutManager::RegisterProfilePrefs(registry);
    453   autofill::GeneratedCreditCardBubbleController::RegisterUserPrefs(registry);
    454   DeviceIDFetcher::RegisterProfilePrefs(registry);
    455   DevToolsWindow::RegisterProfilePrefs(registry);
    456   DriveAppMapping::RegisterProfilePrefs(registry);
    457   extensions::CommandService::RegisterProfilePrefs(registry);
    458   extensions::ExtensionSettingsHandler::RegisterProfilePrefs(registry);
    459 #if !defined(USE_ATHENA)
    460   extensions::TabsCaptureVisibleTabFunction::RegisterProfilePrefs(registry);
    461 #endif
    462   first_run::RegisterProfilePrefs(registry);
    463   gcm::GCMChannelStatusSyncer::RegisterProfilePrefs(registry);
    464   NewTabUI::RegisterProfilePrefs(registry);
    465   PepperFlashSettingsManager::RegisterProfilePrefs(registry);
    466   PinnedTabCodec::RegisterProfilePrefs(registry);
    467   PluginsUI::RegisterProfilePrefs(registry);
    468   RegisterAutolaunchUserPrefs(registry);
    469   signin::RegisterProfilePrefs(registry);
    470 #endif
    471 
    472 #if !defined(OS_ANDROID) && !defined(OS_CHROMEOS)
    473   default_apps::RegisterProfilePrefs(registry);
    474 #endif
    475 
    476 #if defined(OS_CHROMEOS)
    477   chromeos::attestation::PlatformVerificationFlow::RegisterProfilePrefs(
    478       registry);
    479   chromeos::first_run::RegisterProfilePrefs(registry);
    480   chromeos::file_system_provider::RegisterProfilePrefs(registry);
    481   chromeos::MultiProfileUserController::RegisterProfilePrefs(registry);
    482   chromeos::Preferences::RegisterProfilePrefs(registry);
    483   chromeos::proxy_config::RegisterProfilePrefs(registry);
    484   chromeos::SAMLOfflineSigninLimiter::RegisterProfilePrefs(registry);
    485   chromeos::ServicesCustomizationDocument::RegisterProfilePrefs(registry);
    486   chromeos::UserImageSyncObserver::RegisterProfilePrefs(registry);
    487   extensions::EnterprisePlatformKeysPrivateChallengeUserKeyFunction::
    488       RegisterProfilePrefs(registry);
    489   FlagsUI::RegisterProfilePrefs(registry);
    490 #endif
    491 
    492 #if defined(OS_WIN)
    493   component_updater::RegisterProfilePrefsForSwReporter(registry);
    494   NetworkProfileBubble::RegisterProfilePrefs(registry);
    495 #endif
    496 
    497 #if defined(TOOLKIT_VIEWS)
    498   RegisterBrowserViewProfilePrefs(registry);
    499   RegisterInvertBubbleUserPrefs(registry);
    500 #endif
    501 
    502 #if defined(USE_ASH)
    503   ash::RegisterChromeLauncherUserPrefs(registry);
    504 #endif
    505 
    506   // Preferences registered only for migration (clearing or moving to a new key)
    507   // go here.
    508   registry->RegisterDictionaryPref(
    509       kBackupPref,
    510       new base::DictionaryValue(),
    511       user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
    512 #if !defined(OS_ANDROID)
    513   registry->RegisterStringPref(
    514       kSyncPromoErrorMessage,
    515       std::string(),
    516       user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
    517 #endif
    518 }
    519 
    520 void RegisterUserProfilePrefs(user_prefs::PrefRegistrySyncable* registry) {
    521   RegisterProfilePrefs(registry);
    522 
    523 #if defined(OS_CHROMEOS)
    524   chromeos::PowerPrefs::RegisterUserProfilePrefs(registry);
    525 #endif
    526 }
    527 
    528 void RegisterScreenshotPrefs(PrefRegistrySimple* registry) {
    529   registry->RegisterBooleanPref(prefs::kDisableScreenshots, false);
    530 }
    531 
    532 #if defined(OS_CHROMEOS)
    533 void RegisterLoginProfilePrefs(user_prefs::PrefRegistrySyncable* registry) {
    534   RegisterProfilePrefs(registry);
    535 
    536   chromeos::PowerPrefs::RegisterLoginProfilePrefs(registry);
    537 }
    538 #endif
    539 
    540 void MigrateUserPrefs(Profile* profile) {
    541   PrefService* prefs = profile->GetPrefs();
    542 
    543   // Cleanup prefs from now-removed protector feature.
    544   prefs->ClearPref(kBackupPref);
    545 
    546 #if !defined(OS_ANDROID)
    547   // Cleanup now-removed sync promo error message preference.
    548   // TODO(fdoray): Remove this when it's safe to do so (crbug.com/268442).
    549   prefs->ClearPref(kSyncPromoErrorMessage);
    550   // Migrate kNetworkPredictionEnabled to kNetworkPredictionOptions when not on
    551   // Android.  On Android, platform-specific code performs preference migration.
    552   // TODO(bnc): https://crbug.com/401970  Remove migration code one year after
    553   // M38.
    554   chrome_browser_net::MigrateNetworkPredictionUserPrefs(prefs);
    555 #endif
    556 
    557   PromoResourceService::MigrateUserPrefs(prefs);
    558   translate::TranslatePrefs::MigrateUserPrefs(prefs, prefs::kAcceptLanguages);
    559 
    560 #if defined(OS_MACOSX) && !defined(OS_IOS)
    561   autofill::AutofillManager::MigrateUserPrefs(prefs);
    562 #endif  // defined(OS_MACOSX) && !defined(OS_IOS)
    563 }
    564 
    565 void MigrateBrowserPrefs(Profile* profile, PrefService* local_state) {
    566   // Copy pref values which have been migrated to user_prefs from local_state,
    567   // or remove them from local_state outright, if copying is not required.
    568   int current_version =
    569       local_state->GetInteger(prefs::kMultipleProfilePrefMigration);
    570   PrefRegistrySimple* registry = static_cast<PrefRegistrySimple*>(
    571       local_state->DeprecatedGetPrefRegistry());
    572 
    573   if (!(current_version & DNS_PREFS)) {
    574     registry->RegisterListPref(prefs::kDnsStartupPrefetchList);
    575     local_state->ClearPref(prefs::kDnsStartupPrefetchList);
    576 
    577     registry->RegisterListPref(prefs::kDnsHostReferralList);
    578     local_state->ClearPref(prefs::kDnsHostReferralList);
    579 
    580     current_version |= DNS_PREFS;
    581     local_state->SetInteger(prefs::kMultipleProfilePrefMigration,
    582                             current_version);
    583   }
    584 
    585   PrefService* user_prefs = profile->GetPrefs();
    586   if (!(current_version & WINDOWS_PREFS)) {
    587     registry->RegisterDictionaryPref(prefs::kBrowserWindowPlacement);
    588     if (local_state->HasPrefPath(prefs::kBrowserWindowPlacement)) {
    589       const PrefService::Preference* pref =
    590           local_state->FindPreference(prefs::kBrowserWindowPlacement);
    591       DCHECK(pref);
    592       user_prefs->Set(prefs::kBrowserWindowPlacement,
    593                       *(pref->GetValue()));
    594     }
    595     local_state->ClearPref(prefs::kBrowserWindowPlacement);
    596 
    597     current_version |= WINDOWS_PREFS;
    598     local_state->SetInteger(prefs::kMultipleProfilePrefMigration,
    599                             current_version);
    600   }
    601 
    602   if (!(current_version & GOOGLE_URL_TRACKER_PREFS)) {
    603     registry->RegisterStringPref(prefs::kLastKnownGoogleURL,
    604                                  GoogleURLTracker::kDefaultGoogleHomepage);
    605     if (local_state->HasPrefPath(prefs::kLastKnownGoogleURL)) {
    606       user_prefs->SetString(prefs::kLastKnownGoogleURL,
    607                             local_state->GetString(prefs::kLastKnownGoogleURL));
    608     }
    609     local_state->ClearPref(prefs::kLastKnownGoogleURL);
    610 
    611     registry->RegisterStringPref(prefs::kLastPromptedGoogleURL,
    612                                  std::string());
    613     if (local_state->HasPrefPath(prefs::kLastPromptedGoogleURL)) {
    614       user_prefs->SetString(
    615           prefs::kLastPromptedGoogleURL,
    616           local_state->GetString(prefs::kLastPromptedGoogleURL));
    617     }
    618     local_state->ClearPref(prefs::kLastPromptedGoogleURL);
    619 
    620     current_version |= GOOGLE_URL_TRACKER_PREFS;
    621     local_state->SetInteger(prefs::kMultipleProfilePrefMigration,
    622                             current_version);
    623   }
    624 
    625 #if !defined(OS_ANDROID)
    626   local_state->ClearPref(kLegacyProfileResetPromptMemento);
    627 #endif
    628 
    629 #if defined(OS_CHROMEOS)
    630   chromeos::default_pinned_apps_field_trial::MigratePrefs(local_state);
    631 #endif
    632 
    633 #if defined(TOOLKIT_VIEWS)
    634   MigrateBrowserTabStripPrefs(local_state);
    635 #endif
    636 }
    637 
    638 }  // namespace chrome
    639