Home | History | Annotate | Download | only in sync
      1 // Copyright (c) 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 "base/command_line.h"
      6 #include "build/build_config.h"
      7 #include "chrome/browser/bookmarks/bookmark_model_factory.h"
      8 #include "chrome/browser/bookmarks/enhanced_bookmarks_features.h"
      9 #include "chrome/browser/dom_distiller/dom_distiller_service_factory.h"
     10 #include "chrome/browser/history/history_service.h"
     11 #include "chrome/browser/history/history_service_factory.h"
     12 #include "chrome/browser/notifications/sync_notifier/chrome_notifier_service.h"
     13 #include "chrome/browser/notifications/sync_notifier/chrome_notifier_service_factory.h"
     14 #include "chrome/browser/password_manager/password_store_factory.h"
     15 #include "chrome/browser/pref_service_flags_storage.h"
     16 #include "chrome/browser/prefs/pref_model_associator.h"
     17 #include "chrome/browser/prefs/pref_service_syncable.h"
     18 #include "chrome/browser/profiles/profile.h"
     19 #include "chrome/browser/search_engines/template_url_service_factory.h"
     20 #include "chrome/browser/signin/signin_manager_factory.h"
     21 #include "chrome/browser/sync/glue/autofill_data_type_controller.h"
     22 #include "chrome/browser/sync/glue/autofill_profile_data_type_controller.h"
     23 #include "chrome/browser/sync/glue/bookmark_change_processor.h"
     24 #include "chrome/browser/sync/glue/bookmark_data_type_controller.h"
     25 #include "chrome/browser/sync/glue/bookmark_model_associator.h"
     26 #include "chrome/browser/sync/glue/chrome_report_unrecoverable_error.h"
     27 #include "chrome/browser/sync/glue/extension_backed_data_type_controller.h"
     28 #include "chrome/browser/sync/glue/extension_data_type_controller.h"
     29 #include "chrome/browser/sync/glue/extension_setting_data_type_controller.h"
     30 #include "chrome/browser/sync/glue/history_delete_directives_data_type_controller.h"
     31 #include "chrome/browser/sync/glue/local_device_info_provider_impl.h"
     32 #include "chrome/browser/sync/glue/password_data_type_controller.h"
     33 #include "chrome/browser/sync/glue/search_engine_data_type_controller.h"
     34 #include "chrome/browser/sync/glue/sync_backend_host.h"
     35 #include "chrome/browser/sync/glue/sync_backend_host_impl.h"
     36 #include "chrome/browser/sync/glue/theme_data_type_controller.h"
     37 #include "chrome/browser/sync/glue/typed_url_change_processor.h"
     38 #include "chrome/browser/sync/glue/typed_url_data_type_controller.h"
     39 #include "chrome/browser/sync/glue/typed_url_model_associator.h"
     40 #include "chrome/browser/sync/profile_sync_components_factory_impl.h"
     41 #include "chrome/browser/sync/profile_sync_service.h"
     42 #include "chrome/browser/sync/profile_sync_service_factory.h"
     43 #include "chrome/browser/sync/sessions/session_data_type_controller.h"
     44 #include "chrome/browser/themes/theme_service.h"
     45 #include "chrome/browser/themes/theme_service_factory.h"
     46 #include "chrome/browser/themes/theme_syncable_service.h"
     47 #include "chrome/browser/webdata/autocomplete_syncable_service.h"
     48 #include "chrome/browser/webdata/web_data_service_factory.h"
     49 #include "chrome/common/chrome_switches.h"
     50 #include "chrome/common/chrome_version_info.h"
     51 #include "chrome/common/pref_names.h"
     52 #include "components/autofill/core/browser/webdata/autofill_profile_syncable_service.h"
     53 #include "components/autofill/core/browser/webdata/autofill_webdata_service.h"
     54 #include "components/dom_distiller/core/dom_distiller_service.h"
     55 #include "components/password_manager/core/browser/password_store.h"
     56 #include "components/search_engines/template_url_service.h"
     57 #include "components/signin/core/browser/signin_manager.h"
     58 #include "components/sync_driver/data_type_manager_impl.h"
     59 #include "components/sync_driver/data_type_manager_observer.h"
     60 #include "components/sync_driver/device_info_data_type_controller.h"
     61 #include "components/sync_driver/generic_change_processor.h"
     62 #include "components/sync_driver/proxy_data_type_controller.h"
     63 #include "components/sync_driver/shared_change_processor.h"
     64 #include "components/sync_driver/ui_data_type_controller.h"
     65 #include "content/public/browser/browser_thread.h"
     66 #include "google_apis/gaia/oauth2_token_service_request.h"
     67 #include "net/url_request/url_request_context_getter.h"
     68 #include "sync/api/attachments/fake_attachment_store.h"
     69 #include "sync/api/syncable_service.h"
     70 #include "sync/internal_api/public/attachments/attachment_downloader.h"
     71 #include "sync/internal_api/public/attachments/attachment_service.h"
     72 #include "sync/internal_api/public/attachments/attachment_service_impl.h"
     73 #include "sync/internal_api/public/attachments/attachment_uploader_impl.h"
     74 
     75 #if defined(ENABLE_APP_LIST)
     76 #include "chrome/browser/ui/app_list/app_list_syncable_service.h"
     77 #include "chrome/browser/ui/app_list/app_list_syncable_service_factory.h"
     78 #include "ui/app_list/app_list_switches.h"
     79 #endif
     80 
     81 #if defined(ENABLE_EXTENSIONS)
     82 #include "chrome/browser/extensions/api/storage/settings_sync_util.h"
     83 #include "chrome/browser/extensions/api/synced_notifications_private/synced_notifications_shim.h"
     84 #include "chrome/browser/extensions/extension_sync_service.h"
     85 #endif
     86 
     87 #if defined(ENABLE_MANAGED_USERS)
     88 #include "chrome/browser/supervised_user/supervised_user_settings_service.h"
     89 #include "chrome/browser/supervised_user/supervised_user_settings_service_factory.h"
     90 #include "chrome/browser/supervised_user/supervised_user_shared_settings_service.h"
     91 #include "chrome/browser/supervised_user/supervised_user_shared_settings_service_factory.h"
     92 #include "chrome/browser/supervised_user/supervised_user_sync_data_type_controller.h"
     93 #include "chrome/browser/supervised_user/supervised_user_sync_service.h"
     94 #include "chrome/browser/supervised_user/supervised_user_sync_service_factory.h"
     95 #endif
     96 
     97 #if defined(ENABLE_SPELLCHECK)
     98 #include "chrome/browser/spellchecker/spellcheck_factory.h"
     99 #include "chrome/browser/spellchecker/spellcheck_service.h"
    100 #endif
    101 
    102 using browser_sync::AutofillDataTypeController;
    103 using browser_sync::AutofillProfileDataTypeController;
    104 using browser_sync::BookmarkChangeProcessor;
    105 using browser_sync::BookmarkDataTypeController;
    106 using browser_sync::BookmarkModelAssociator;
    107 using browser_sync::ChromeReportUnrecoverableError;
    108 using browser_sync::ExtensionBackedDataTypeController;
    109 using browser_sync::ExtensionDataTypeController;
    110 using browser_sync::ExtensionSettingDataTypeController;
    111 using browser_sync::HistoryDeleteDirectivesDataTypeController;
    112 using browser_sync::PasswordDataTypeController;
    113 using browser_sync::SearchEngineDataTypeController;
    114 using browser_sync::SessionDataTypeController;
    115 using browser_sync::SyncBackendHost;
    116 using browser_sync::ThemeDataTypeController;
    117 using browser_sync::TypedUrlChangeProcessor;
    118 using browser_sync::TypedUrlDataTypeController;
    119 using browser_sync::TypedUrlModelAssociator;
    120 using content::BrowserThread;
    121 using sync_driver::DataTypeController;
    122 using sync_driver::DataTypeErrorHandler;
    123 using sync_driver::DataTypeManager;
    124 using sync_driver::DataTypeManagerImpl;
    125 using sync_driver::DataTypeManagerObserver;
    126 using sync_driver::DeviceInfoDataTypeController;
    127 using sync_driver::ProxyDataTypeController;
    128 using sync_driver::SharedChangeProcessor;
    129 using sync_driver::UIDataTypeController;
    130 
    131 namespace {
    132 
    133 syncer::ModelTypeSet GetDisabledTypesFromCommandLine(
    134     const CommandLine& command_line) {
    135   syncer::ModelTypeSet disabled_types;
    136   std::string disabled_types_str =
    137       command_line.GetSwitchValueASCII(switches::kDisableSyncTypes);
    138   disabled_types = syncer::ModelTypeSetFromString(disabled_types_str);
    139   return disabled_types;
    140 }
    141 
    142 syncer::ModelTypeSet GetEnabledTypesFromCommandLine(
    143     const CommandLine& command_line) {
    144   syncer::ModelTypeSet enabled_types;
    145   if (command_line.HasSwitch(switches::kEnableSyncSyncedNotifications)) {
    146     enabled_types.Put(syncer::SYNCED_NOTIFICATIONS);
    147   }
    148   return enabled_types;
    149 }
    150 
    151 }  // namespace
    152 
    153 ProfileSyncComponentsFactoryImpl::ProfileSyncComponentsFactoryImpl(
    154     Profile* profile,
    155     CommandLine* command_line,
    156     const GURL& sync_service_url,
    157     OAuth2TokenService* token_service,
    158     net::URLRequestContextGetter* url_request_context_getter)
    159     : profile_(profile),
    160       command_line_(command_line),
    161       web_data_service_(WebDataServiceFactory::GetAutofillWebDataForProfile(
    162           profile_, Profile::EXPLICIT_ACCESS)),
    163       sync_service_url_(sync_service_url),
    164       token_service_(token_service),
    165       url_request_context_getter_(url_request_context_getter),
    166       weak_factory_(this) {
    167   DCHECK(token_service_);
    168   DCHECK(url_request_context_getter_);
    169 }
    170 
    171 ProfileSyncComponentsFactoryImpl::~ProfileSyncComponentsFactoryImpl() {
    172 }
    173 
    174 void ProfileSyncComponentsFactoryImpl::RegisterDataTypes(
    175     ProfileSyncService* pss) {
    176   syncer::ModelTypeSet disabled_types =
    177       GetDisabledTypesFromCommandLine(*command_line_);
    178   syncer::ModelTypeSet enabled_types =
    179       GetEnabledTypesFromCommandLine(*command_line_);
    180   RegisterCommonDataTypes(disabled_types, enabled_types, pss);
    181 #if !defined(OS_ANDROID)
    182   RegisterDesktopDataTypes(disabled_types, enabled_types, pss);
    183 #endif
    184 }
    185 
    186 void ProfileSyncComponentsFactoryImpl::RegisterCommonDataTypes(
    187     syncer::ModelTypeSet disabled_types,
    188     syncer::ModelTypeSet enabled_types,
    189     ProfileSyncService* pss) {
    190   // TODO(stanisc): can DEVICE_INFO be one of disabled datatypes?
    191   pss->RegisterDataTypeController(new DeviceInfoDataTypeController(
    192       BrowserThread::GetMessageLoopProxyForThread(BrowserThread::UI),
    193       base::Bind(&ChromeReportUnrecoverableError),
    194       this,
    195       pss->GetLocalDeviceInfoProvider()));
    196 
    197   // Autofill sync is enabled by default.  Register unless explicitly
    198   // disabled.
    199   if (!disabled_types.Has(syncer::AUTOFILL)) {
    200     pss->RegisterDataTypeController(
    201         new AutofillDataTypeController(this, profile_));
    202   }
    203 
    204   // Autofill profile sync is enabled by default.  Register unless explicitly
    205   // disabled.
    206   if (!disabled_types.Has(syncer::AUTOFILL_PROFILE)) {
    207     pss->RegisterDataTypeController(
    208         new AutofillProfileDataTypeController(this, profile_));
    209   }
    210 
    211   // Bookmark sync is enabled by default.  Register unless explicitly
    212   // disabled.
    213   if (!disabled_types.Has(syncer::BOOKMARKS)) {
    214     pss->RegisterDataTypeController(
    215         new BookmarkDataTypeController(this, profile_, pss));
    216   }
    217 
    218   const bool history_disabled =
    219       profile_->GetPrefs()->GetBoolean(prefs::kSavingBrowserHistoryDisabled);
    220   // TypedUrl sync is enabled by default.  Register unless explicitly disabled,
    221   // or if saving history is disabled.
    222   if (!disabled_types.Has(syncer::TYPED_URLS) && !history_disabled) {
    223     pss->RegisterDataTypeController(
    224         new TypedUrlDataTypeController(this, profile_, pss));
    225   }
    226 
    227   // Delete directive sync is enabled by default.  Register unless full history
    228   // sync is disabled.
    229   if (!disabled_types.Has(syncer::HISTORY_DELETE_DIRECTIVES) &&
    230       !history_disabled) {
    231     pss->RegisterDataTypeController(
    232         new HistoryDeleteDirectivesDataTypeController(this, pss));
    233   }
    234 
    235   // Session sync is enabled by default.  Register unless explicitly disabled.
    236   // This is also disabled if the browser history is disabled, because the
    237   // tab sync data is added to the web history on the server.
    238   if (!disabled_types.Has(syncer::PROXY_TABS) && !history_disabled) {
    239     pss->RegisterDataTypeController(new ProxyDataTypeController(
    240         BrowserThread::GetMessageLoopProxyForThread(BrowserThread::UI),
    241         syncer::PROXY_TABS));
    242     pss->RegisterDataTypeController(
    243         new SessionDataTypeController(this,
    244                                       profile_,
    245                                       pss->GetSyncedWindowDelegatesGetter(),
    246                                       pss->GetLocalDeviceInfoProvider()));
    247   }
    248 
    249   // Favicon sync is enabled by default. Register unless explicitly disabled.
    250   if (!disabled_types.Has(syncer::FAVICON_IMAGES) &&
    251       !disabled_types.Has(syncer::FAVICON_TRACKING) &&
    252       !history_disabled) {
    253     // crbug/384552. We disable error uploading for this data types for now.
    254     pss->RegisterDataTypeController(
    255         new UIDataTypeController(
    256             BrowserThread::GetMessageLoopProxyForThread(BrowserThread::UI),
    257             base::Closure(),
    258             syncer::FAVICON_IMAGES,
    259             this));
    260     pss->RegisterDataTypeController(
    261         new UIDataTypeController(
    262             BrowserThread::GetMessageLoopProxyForThread(BrowserThread::UI),
    263             base::Closure(),
    264             syncer::FAVICON_TRACKING,
    265             this));
    266   }
    267 
    268   // Password sync is enabled by default.  Register unless explicitly
    269   // disabled.
    270   if (!disabled_types.Has(syncer::PASSWORDS)) {
    271     pss->RegisterDataTypeController(
    272         new PasswordDataTypeController(this, profile_));
    273   }
    274 
    275   // Article sync is disabled by default.  Register only if explicitly enabled.
    276   if (IsEnableSyncArticlesSet()) {
    277     pss->RegisterDataTypeController(
    278         new UIDataTypeController(
    279             BrowserThread::GetMessageLoopProxyForThread(BrowserThread::UI),
    280             base::Bind(&ChromeReportUnrecoverableError),
    281             syncer::ARTICLES,
    282             this));
    283   }
    284 
    285 #if defined(ENABLE_MANAGED_USERS)
    286   pss->RegisterDataTypeController(
    287       new SupervisedUserSyncDataTypeController(
    288           syncer::SUPERVISED_USER_SETTINGS,
    289           this,
    290           profile_));
    291 #endif
    292 }
    293 
    294 void ProfileSyncComponentsFactoryImpl::RegisterDesktopDataTypes(
    295     syncer::ModelTypeSet disabled_types,
    296     syncer::ModelTypeSet enabled_types,
    297     ProfileSyncService* pss) {
    298   // App sync is enabled by default.  Register unless explicitly
    299   // disabled.
    300   if (!disabled_types.Has(syncer::APPS)) {
    301     pss->RegisterDataTypeController(
    302         new ExtensionDataTypeController(syncer::APPS, this, profile_));
    303   }
    304 
    305   // Extension sync is enabled by default.  Register unless explicitly
    306   // disabled.
    307   if (!disabled_types.Has(syncer::EXTENSIONS)) {
    308     pss->RegisterDataTypeController(
    309         new ExtensionDataTypeController(syncer::EXTENSIONS, this, profile_));
    310   }
    311 
    312   // Preference sync is enabled by default.  Register unless explicitly
    313   // disabled.
    314   if (!disabled_types.Has(syncer::PREFERENCES)) {
    315     pss->RegisterDataTypeController(
    316         new UIDataTypeController(
    317             BrowserThread::GetMessageLoopProxyForThread(BrowserThread::UI),
    318             base::Bind(&ChromeReportUnrecoverableError),
    319             syncer::PREFERENCES,
    320             this));
    321   }
    322 
    323   if (!disabled_types.Has(syncer::PRIORITY_PREFERENCES)) {
    324     pss->RegisterDataTypeController(
    325         new UIDataTypeController(
    326             BrowserThread::GetMessageLoopProxyForThread(BrowserThread::UI),
    327             base::Bind(&ChromeReportUnrecoverableError),
    328             syncer::PRIORITY_PREFERENCES,
    329             this));
    330   }
    331 
    332 #if defined(ENABLE_THEMES)
    333   // Theme sync is enabled by default.  Register unless explicitly disabled.
    334   if (!disabled_types.Has(syncer::THEMES)) {
    335     pss->RegisterDataTypeController(
    336         new ThemeDataTypeController(this, profile_));
    337   }
    338 #endif
    339 
    340   // Search Engine sync is enabled by default.  Register unless explicitly
    341   // disabled.
    342   if (!disabled_types.Has(syncer::SEARCH_ENGINES)) {
    343     pss->RegisterDataTypeController(
    344         new SearchEngineDataTypeController(this, profile_));
    345   }
    346 
    347   // Extension setting sync is enabled by default.  Register unless explicitly
    348   // disabled.
    349   if (!disabled_types.Has(syncer::EXTENSION_SETTINGS)) {
    350     pss->RegisterDataTypeController(new ExtensionSettingDataTypeController(
    351         syncer::EXTENSION_SETTINGS, this, profile_));
    352   }
    353 
    354   // App setting sync is enabled by default.  Register unless explicitly
    355   // disabled.
    356   if (!disabled_types.Has(syncer::APP_SETTINGS)) {
    357     pss->RegisterDataTypeController(new ExtensionSettingDataTypeController(
    358         syncer::APP_SETTINGS, this, profile_));
    359   }
    360 
    361 #if defined(ENABLE_APP_LIST)
    362   if (app_list::switches::IsAppListSyncEnabled()) {
    363     pss->RegisterDataTypeController(
    364         new UIDataTypeController(
    365             BrowserThread::GetMessageLoopProxyForThread(BrowserThread::UI),
    366             base::Bind(&ChromeReportUnrecoverableError),
    367             syncer::APP_LIST,
    368             this));
    369   }
    370 #endif
    371 
    372   // Synced Notifications are disabled by default.
    373 #if defined(ENABLE_EXTENSIONS) && defined(ENABLE_NOTIFICATIONS)
    374   if (enabled_types.Has(syncer::SYNCED_NOTIFICATIONS)) {
    375     pss->RegisterDataTypeController(
    376         new ExtensionBackedDataTypeController(
    377               syncer::SYNCED_NOTIFICATIONS,
    378               "",  // TODO(dewittj): pass the extension hash here.
    379               this,
    380               profile_));
    381 
    382     pss->RegisterDataTypeController(
    383         new ExtensionBackedDataTypeController(
    384               syncer::SYNCED_NOTIFICATION_APP_INFO,
    385               "",  // TODO(dewittj): pass the extension hash here.
    386               this,
    387               profile_));
    388   }
    389 #endif
    390 
    391 #if defined(OS_LINUX) || defined(OS_WIN) || defined(OS_CHROMEOS)
    392   // Dictionary sync is enabled by default.
    393   if (!disabled_types.Has(syncer::DICTIONARY)) {
    394     pss->RegisterDataTypeController(
    395         new UIDataTypeController(
    396             BrowserThread::GetMessageLoopProxyForThread(BrowserThread::UI),
    397             base::Bind(&ChromeReportUnrecoverableError),
    398             syncer::DICTIONARY,
    399             this));
    400   }
    401 #endif
    402 
    403 #if defined(ENABLE_MANAGED_USERS)
    404   pss->RegisterDataTypeController(
    405       new SupervisedUserSyncDataTypeController(
    406           syncer::SUPERVISED_USERS,
    407           this,
    408           profile_));
    409   pss->RegisterDataTypeController(
    410       new SupervisedUserSyncDataTypeController(
    411           syncer::SUPERVISED_USER_SHARED_SETTINGS,
    412           this,
    413           profile_));
    414 #endif
    415 }
    416 
    417 DataTypeManager* ProfileSyncComponentsFactoryImpl::CreateDataTypeManager(
    418     const syncer::WeakHandle<syncer::DataTypeDebugInfoListener>&
    419         debug_info_listener,
    420     const DataTypeController::TypeMap* controllers,
    421     const sync_driver::DataTypeEncryptionHandler* encryption_handler,
    422     SyncBackendHost* backend,
    423     DataTypeManagerObserver* observer) {
    424   return new DataTypeManagerImpl(base::Bind(ChromeReportUnrecoverableError),
    425                                  debug_info_listener,
    426                                  controllers,
    427                                  encryption_handler,
    428                                  backend,
    429                                  observer);
    430 }
    431 
    432 browser_sync::SyncBackendHost*
    433 ProfileSyncComponentsFactoryImpl::CreateSyncBackendHost(
    434     const std::string& name,
    435     Profile* profile,
    436     invalidation::InvalidationService* invalidator,
    437     const base::WeakPtr<sync_driver::SyncPrefs>& sync_prefs,
    438     const base::FilePath& sync_folder) {
    439   return new browser_sync::SyncBackendHostImpl(name, profile, invalidator,
    440                                                sync_prefs, sync_folder);
    441 }
    442 
    443 scoped_ptr<sync_driver::LocalDeviceInfoProvider>
    444 ProfileSyncComponentsFactoryImpl::CreateLocalDeviceInfoProvider() {
    445   return scoped_ptr<sync_driver::LocalDeviceInfoProvider>(
    446       new browser_sync::LocalDeviceInfoProviderImpl());
    447 }
    448 
    449 base::WeakPtr<syncer::SyncableService> ProfileSyncComponentsFactoryImpl::
    450     GetSyncableServiceForType(syncer::ModelType type) {
    451   if (!profile_) {  // For tests.
    452      return base::WeakPtr<syncer::SyncableService>();
    453   }
    454   switch (type) {
    455     case syncer::DEVICE_INFO:
    456       return ProfileSyncServiceFactory::GetForProfile(profile_)
    457           ->GetDeviceInfoSyncableService()
    458           ->AsWeakPtr();
    459     case syncer::PREFERENCES:
    460       return PrefServiceSyncable::FromProfile(
    461           profile_)->GetSyncableService(syncer::PREFERENCES)->AsWeakPtr();
    462     case syncer::PRIORITY_PREFERENCES:
    463       return PrefServiceSyncable::FromProfile(profile_)->GetSyncableService(
    464           syncer::PRIORITY_PREFERENCES)->AsWeakPtr();
    465     case syncer::AUTOFILL:
    466     case syncer::AUTOFILL_PROFILE: {
    467       if (!web_data_service_.get())
    468         return base::WeakPtr<syncer::SyncableService>();
    469       if (type == syncer::AUTOFILL) {
    470         return AutocompleteSyncableService::FromWebDataService(
    471             web_data_service_.get())->AsWeakPtr();
    472       } else {
    473         return autofill::AutofillProfileSyncableService::FromWebDataService(
    474             web_data_service_.get())->AsWeakPtr();
    475       }
    476     }
    477     case syncer::SEARCH_ENGINES:
    478       return TemplateURLServiceFactory::GetForProfile(profile_)->AsWeakPtr();
    479 #if defined(ENABLE_EXTENSIONS)
    480     case syncer::APPS:
    481     case syncer::EXTENSIONS:
    482       return ExtensionSyncService::Get(profile_)->AsWeakPtr();
    483     case syncer::APP_SETTINGS:
    484     case syncer::EXTENSION_SETTINGS:
    485       return extensions::settings_sync_util::GetSyncableService(profile_, type)
    486           ->AsWeakPtr();
    487 #endif
    488 #if defined(ENABLE_APP_LIST)
    489     case syncer::APP_LIST:
    490       return app_list::AppListSyncableServiceFactory::GetForProfile(profile_)->
    491           AsWeakPtr();
    492 #endif
    493 #if defined(ENABLE_THEMES)
    494     case syncer::THEMES:
    495       return ThemeServiceFactory::GetForProfile(profile_)->
    496           GetThemeSyncableService()->AsWeakPtr();
    497 #endif
    498     case syncer::HISTORY_DELETE_DIRECTIVES: {
    499       HistoryService* history =
    500           HistoryServiceFactory::GetForProfile(
    501               profile_, Profile::EXPLICIT_ACCESS);
    502       return history ? history->AsWeakPtr() : base::WeakPtr<HistoryService>();
    503     }
    504 #if defined(ENABLE_EXTENSIONS)
    505     case syncer::SYNCED_NOTIFICATIONS:
    506     case syncer::SYNCED_NOTIFICATION_APP_INFO: {
    507       return notifier::ChromeNotifierServiceFactory::GetForProfile(
    508                  profile_, Profile::IMPLICIT_ACCESS)
    509           ->GetSyncedNotificationsShim()
    510           ->AsWeakPtr();
    511     }
    512 #endif
    513 #if defined(ENABLE_SPELLCHECK)
    514     case syncer::DICTIONARY:
    515       return SpellcheckServiceFactory::GetForContext(profile_)->
    516           GetCustomDictionary()->AsWeakPtr();
    517 #endif
    518     case syncer::FAVICON_IMAGES:
    519     case syncer::FAVICON_TRACKING: {
    520       browser_sync::FaviconCache* favicons =
    521           ProfileSyncServiceFactory::GetForProfile(profile_)->
    522               GetFaviconCache();
    523       return favicons ? favicons->AsWeakPtr()
    524                       : base::WeakPtr<syncer::SyncableService>();
    525     }
    526 #if defined(ENABLE_MANAGED_USERS)
    527     case syncer::SUPERVISED_USER_SETTINGS:
    528       return SupervisedUserSettingsServiceFactory::GetForProfile(profile_)->
    529           AsWeakPtr();
    530     case syncer::SUPERVISED_USERS:
    531       return SupervisedUserSyncServiceFactory::GetForProfile(profile_)->
    532           AsWeakPtr();
    533     case syncer::SUPERVISED_USER_SHARED_SETTINGS:
    534       return SupervisedUserSharedSettingsServiceFactory::GetForBrowserContext(
    535           profile_)->AsWeakPtr();
    536 #endif
    537     case syncer::ARTICLES: {
    538       dom_distiller::DomDistillerService* service =
    539           dom_distiller::DomDistillerServiceFactory::GetForBrowserContext(
    540               profile_);
    541       if (service)
    542         return service->GetSyncableService()->AsWeakPtr();
    543       return base::WeakPtr<syncer::SyncableService>();
    544     }
    545     case syncer::SESSIONS: {
    546       return ProfileSyncServiceFactory::GetForProfile(profile_)->
    547           GetSessionsSyncableService()->AsWeakPtr();
    548     }
    549     case syncer::PASSWORDS: {
    550 #if defined(PASSWORD_MANAGER_ENABLE_SYNC)
    551       scoped_refptr<password_manager::PasswordStore> password_store =
    552           PasswordStoreFactory::GetForProfile(profile_,
    553                                               Profile::EXPLICIT_ACCESS);
    554       return password_store.get() ? password_store->GetPasswordSyncableService()
    555                                   : base::WeakPtr<syncer::SyncableService>();
    556 #else
    557       return base::WeakPtr<syncer::SyncableService>();
    558 #endif
    559     }
    560     default:
    561       // The following datatypes still need to be transitioned to the
    562       // syncer::SyncableService API:
    563       // Bookmarks
    564       // Typed URLs
    565       NOTREACHED();
    566       return base::WeakPtr<syncer::SyncableService>();
    567   }
    568 }
    569 
    570 class TokenServiceProvider
    571     : public OAuth2TokenServiceRequest::TokenServiceProvider {
    572  public:
    573   TokenServiceProvider(
    574       const scoped_refptr<base::SingleThreadTaskRunner>& task_runner,
    575       OAuth2TokenService* token_service);
    576 
    577   // OAuth2TokenServiceRequest::TokenServiceProvider implementation.
    578   virtual scoped_refptr<base::SingleThreadTaskRunner>
    579       GetTokenServiceTaskRunner() OVERRIDE;
    580   virtual OAuth2TokenService* GetTokenService() OVERRIDE;
    581 
    582  private:
    583   virtual ~TokenServiceProvider();
    584 
    585   scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
    586   OAuth2TokenService* token_service_;
    587 };
    588 
    589 TokenServiceProvider::TokenServiceProvider(
    590     const scoped_refptr<base::SingleThreadTaskRunner>& task_runner,
    591     OAuth2TokenService* token_service)
    592     : task_runner_(task_runner), token_service_(token_service) {
    593 }
    594 
    595 TokenServiceProvider::~TokenServiceProvider() {
    596 }
    597 
    598 scoped_refptr<base::SingleThreadTaskRunner>
    599 TokenServiceProvider::GetTokenServiceTaskRunner() {
    600   return task_runner_;
    601 }
    602 
    603 OAuth2TokenService* TokenServiceProvider::GetTokenService() {
    604   return token_service_;
    605 }
    606 
    607 scoped_ptr<syncer::AttachmentService>
    608 ProfileSyncComponentsFactoryImpl::CreateAttachmentService(
    609     const scoped_refptr<syncer::AttachmentStore>& attachment_store,
    610     const syncer::UserShare& user_share,
    611     syncer::AttachmentService::Delegate* delegate) {
    612   scoped_ptr<syncer::AttachmentUploader> attachment_uploader;
    613   scoped_ptr<syncer::AttachmentDownloader> attachment_downloader;
    614   // Only construct an AttachmentUploader and AttachmentDownload if we have sync
    615   // credentials. We may not have sync credentials because there may not be a
    616   // signed in sync user (e.g. sync is running in "backup" mode).
    617   if (!user_share.sync_credentials.email.empty() &&
    618       !user_share.sync_credentials.scope_set.empty()) {
    619     scoped_refptr<OAuth2TokenServiceRequest::TokenServiceProvider>
    620         token_service_provider(new TokenServiceProvider(
    621             content::BrowserThread::GetMessageLoopProxyForThread(
    622                 content::BrowserThread::UI),
    623             token_service_));
    624     // TODO(maniscalco): Use shared (one per profile) thread-safe instances of
    625     // AttachmentUploader and AttachmentDownloader instead of creating a new one
    626     // per AttachmentService (bug 369536).
    627     attachment_uploader.reset(new syncer::AttachmentUploaderImpl(
    628         sync_service_url_,
    629         url_request_context_getter_,
    630         user_share.sync_credentials.email,
    631         user_share.sync_credentials.scope_set,
    632         token_service_provider));
    633 
    634     token_service_provider = new TokenServiceProvider(
    635         content::BrowserThread::GetMessageLoopProxyForThread(
    636             content::BrowserThread::UI),
    637         token_service_);
    638     attachment_downloader = syncer::AttachmentDownloader::Create(
    639         sync_service_url_,
    640         url_request_context_getter_,
    641         user_share.sync_credentials.email,
    642         user_share.sync_credentials.scope_set,
    643         token_service_provider);
    644   }
    645 
    646   // It is important that the initial backoff delay is relatively large.  For
    647   // whatever reason, the server may fail all requests for a short period of
    648   // time.  When this happens we don't want to overwhelm the server with
    649   // requests so we use a large initial backoff.
    650   const base::TimeDelta initial_backoff_delay =
    651       base::TimeDelta::FromMinutes(30);
    652   const base::TimeDelta max_backoff_delay = base::TimeDelta::FromHours(4);
    653   scoped_ptr<syncer::AttachmentService> attachment_service(
    654       new syncer::AttachmentServiceImpl(attachment_store,
    655                                         attachment_uploader.Pass(),
    656                                         attachment_downloader.Pass(),
    657                                         delegate,
    658                                         initial_backoff_delay,
    659                                         max_backoff_delay));
    660   return attachment_service.Pass();
    661 }
    662 
    663 ProfileSyncComponentsFactory::SyncComponents
    664     ProfileSyncComponentsFactoryImpl::CreateBookmarkSyncComponents(
    665         ProfileSyncService* profile_sync_service,
    666         sync_driver::DataTypeErrorHandler* error_handler) {
    667   BookmarkModel* bookmark_model =
    668       BookmarkModelFactory::GetForProfile(profile_sync_service->profile());
    669   syncer::UserShare* user_share = profile_sync_service->GetUserShare();
    670   // TODO(akalin): We may want to propagate this switch up eventually.
    671 #if defined(OS_ANDROID)
    672   const bool kExpectMobileBookmarksFolder = true;
    673 #else
    674   const bool kExpectMobileBookmarksFolder = false;
    675 #endif
    676   BookmarkModelAssociator* model_associator =
    677       new BookmarkModelAssociator(bookmark_model,
    678                                   profile_sync_service->profile(),
    679                                   user_share,
    680                                   error_handler,
    681                                   kExpectMobileBookmarksFolder);
    682   BookmarkChangeProcessor* change_processor =
    683       new BookmarkChangeProcessor(profile_sync_service->profile(),
    684                                   model_associator,
    685                                   error_handler);
    686   return SyncComponents(model_associator, change_processor);
    687 }
    688 
    689 ProfileSyncComponentsFactory::SyncComponents
    690     ProfileSyncComponentsFactoryImpl::CreateTypedUrlSyncComponents(
    691         ProfileSyncService* profile_sync_service,
    692         history::HistoryBackend* history_backend,
    693         sync_driver::DataTypeErrorHandler* error_handler) {
    694   TypedUrlModelAssociator* model_associator =
    695       new TypedUrlModelAssociator(profile_sync_service,
    696                                   history_backend,
    697                                   error_handler);
    698   TypedUrlChangeProcessor* change_processor =
    699       new TypedUrlChangeProcessor(profile_,
    700                                   model_associator,
    701                                   history_backend,
    702                                   error_handler);
    703   return SyncComponents(model_associator, change_processor);
    704 }
    705