[Sync] Merge //components/browser_sync into one directory.

components/browser_sync/browser/profile_sync_components_factory_impl.cc

-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "components/browser_sync/browser/profile_sync_components_factory_impl.h"
-
-#include <utility>
-
-#include "base/command_line.h"
-#include "base/feature_list.h"
-#include "base/memory/ptr_util.h"
-#include "base/memory/ref_counted.h"
-#include "build/build_config.h"
-#include "components/autofill/core/browser/autofill_wallet_data_type_controller.h"
-#include "components/autofill/core/browser/webdata/autofill_data_type_controller.h"
-#include "components/autofill/core/browser/webdata/autofill_profile_data_type_controller.h"
-#include "components/autofill/core/browser/webdata/autofill_webdata_service.h"
-#include "components/autofill/core/common/autofill_pref_names.h"
-#include "components/autofill/core/common/autofill_switches.h"
-#include "components/browser_sync/browser/profile_sync_service.h"
-#include "components/browser_sync/common/browser_sync_switches.h"
-#include "components/dom_distiller/core/dom_distiller_features.h"
-#include "components/history/core/browser/history_delete_directives_data_type_controller.h"
-#include "components/history/core/browser/typed_url_data_type_controller.h"
-#include "components/password_manager/core/browser/password_store.h"
-#include "components/password_manager/sync/browser/password_data_type_controller.h"
-#include "components/prefs/pref_service.h"
-#include "components/sync/core/attachments/attachment_downloader.h"
-#include "components/sync/core/attachments/attachment_service.h"
-#include "components/sync/core/attachments/attachment_service_impl.h"
-#include "components/sync/core/attachments/attachment_uploader_impl.h"
-#include "components/sync/device_info/device_info_data_type_controller.h"
-#include "components/sync/device_info/local_device_info_provider_impl.h"
-#include "components/sync/driver/data_type_manager_impl.h"
-#include "components/sync/driver/glue/chrome_report_unrecoverable_error.h"
-#include "components/sync/driver/glue/sync_backend_host.h"
-#include "components/sync/driver/glue/sync_backend_host_impl.h"
-#include "components/sync/driver/proxy_data_type_controller.h"
-#include "components/sync/driver/sync_client.h"
-#include "components/sync/driver/sync_driver_switches.h"
-#include "components/sync/driver/ui_data_type_controller.h"
-#include "components/sync/driver/ui_model_type_controller.h"
-#include "components/sync_bookmarks/bookmark_change_processor.h"
-#include "components/sync_bookmarks/bookmark_data_type_controller.h"
-#include "components/sync_bookmarks/bookmark_model_associator.h"
-#include "components/sync_sessions/session_data_type_controller.h"
-#include "google_apis/gaia/oauth2_token_service.h"
-#include "google_apis/gaia/oauth2_token_service_request.h"
-#include "net/url_request/url_request_context_getter.h"
-
-using bookmarks::BookmarkModel;
-using browser_sync::AutofillDataTypeController;
-using browser_sync::AutofillProfileDataTypeController;
-using browser_sync::ChromeReportUnrecoverableError;
-using browser_sync::HistoryDeleteDirectivesDataTypeController;
-using browser_sync::PasswordDataTypeController;
-using browser_sync::SyncBackendHost;
-using browser_sync::TypedUrlDataTypeController;
-using sync_bookmarks::BookmarkChangeProcessor;
-using sync_bookmarks::BookmarkDataTypeController;
-using sync_bookmarks::BookmarkModelAssociator;
-using sync_driver::DataTypeController;
-using sync_driver::DataTypeManager;
-using sync_driver::DataTypeManagerImpl;
-using sync_driver::DataTypeManagerObserver;
-using sync_driver::DeviceInfoDataTypeController;
-using sync_driver::ProxyDataTypeController;
-using sync_driver::UIDataTypeController;
-using sync_driver_v2::UIModelTypeController;
-using sync_sessions::SessionDataTypeController;
-
-namespace {
-
-syncer::ModelTypeSet GetDisabledTypesFromCommandLine(
-    const base::CommandLine& command_line) {
-  syncer::ModelTypeSet disabled_types;
-  std::string disabled_types_str =
-      command_line.GetSwitchValueASCII(switches::kDisableSyncTypes);
-
-  disabled_types = syncer::ModelTypeSetFromString(disabled_types_str);
-  return disabled_types;
-}
-
-syncer::ModelTypeSet GetEnabledTypesFromCommandLine(
-    const base::CommandLine& command_line) {
-  return syncer::ModelTypeSet();
-}
-
-// Used to gate syncing preferences, see crbug.com/374865 for more information.
-// Has always been on for desktop/ChromeOS, so default to on. This feature is
-// mainly to give us a kill switch should something go wrong with starting to
-// sync prefs on mobile.
-const base::Feature kSyncPreferencesFeature{"SyncPreferences",
-                                            base::FEATURE_ENABLED_BY_DEFAULT};
-
-}  // namespace
-
-ProfileSyncComponentsFactoryImpl::ProfileSyncComponentsFactoryImpl(
-    sync_driver::SyncClient* sync_client,
-    version_info::Channel channel,
-    const std::string& version,
-    bool is_tablet,
-    const base::CommandLine& command_line,
-    const char* history_disabled_pref,
-    const GURL& sync_service_url,
-    const scoped_refptr<base::SingleThreadTaskRunner>& ui_thread,
-    const scoped_refptr<base::SingleThreadTaskRunner>& db_thread,
-    OAuth2TokenService* token_service,
-    net::URLRequestContextGetter* url_request_context_getter,
-    const scoped_refptr<autofill::AutofillWebDataService>& web_data_service,
-    const scoped_refptr<password_manager::PasswordStore>& password_store)
-    : sync_client_(sync_client),
-      channel_(channel),
-      version_(version),
-      is_tablet_(is_tablet),
-      command_line_(command_line),
-      history_disabled_pref_(history_disabled_pref),
-      sync_service_url_(sync_service_url),
-      ui_thread_(ui_thread),
-      db_thread_(db_thread),
-      token_service_(token_service),
-      url_request_context_getter_(url_request_context_getter),
-      web_data_service_(web_data_service),
-      password_store_(password_store),
-      weak_factory_(this) {
-  DCHECK(token_service_);
-  DCHECK(url_request_context_getter_);
-}
-
-ProfileSyncComponentsFactoryImpl::~ProfileSyncComponentsFactoryImpl() {}
-
-void ProfileSyncComponentsFactoryImpl::RegisterDataTypes(
-    sync_driver::SyncService* sync_service,
-    const RegisterDataTypesMethod& register_platform_types_method) {
-  syncer::ModelTypeSet disabled_types =
-      GetDisabledTypesFromCommandLine(command_line_);
-  syncer::ModelTypeSet enabled_types =
-      GetEnabledTypesFromCommandLine(command_line_);
-  RegisterCommonDataTypes(sync_service, disabled_types, enabled_types);
-  if (!register_platform_types_method.is_null())
-    register_platform_types_method.Run(sync_service, disabled_types,
-                                       enabled_types);
-}
-
-void ProfileSyncComponentsFactoryImpl::RegisterCommonDataTypes(
-    sync_driver::SyncService* sync_service,
-    syncer::ModelTypeSet disabled_types,
-    syncer::ModelTypeSet enabled_types) {
-  base::Closure error_callback =
-      base::Bind(&ChromeReportUnrecoverableError, channel_);
-
-  // TODO(stanisc): can DEVICE_INFO be one of disabled datatypes?
-  if (channel_ == version_info::Channel::UNKNOWN &&
-      command_line_.HasSwitch(switches::kSyncEnableUSSDeviceInfo)) {
-    sync_service->RegisterDataTypeController(
-        base::MakeUnique<UIModelTypeController>(syncer::DEVICE_INFO,
-                                                error_callback, sync_client_));
-  } else {
-    sync_service->RegisterDataTypeController(
-        base::MakeUnique<DeviceInfoDataTypeController>(
-            error_callback, sync_client_,
-            sync_service->GetLocalDeviceInfoProvider()));
-  }
-
-  // Autofill sync is enabled by default.  Register unless explicitly
-  // disabled.
-  if (!disabled_types.Has(syncer::AUTOFILL)) {
-    sync_service->RegisterDataTypeController(
-        base::MakeUnique<AutofillDataTypeController>(
-            db_thread_, error_callback, sync_client_, web_data_service_));
-  }
-
-  // Autofill profile sync is enabled by default.  Register unless explicitly
-  // disabled.
-  if (!disabled_types.Has(syncer::AUTOFILL_PROFILE)) {
-    sync_service->RegisterDataTypeController(
-        base::MakeUnique<AutofillProfileDataTypeController>(
-            db_thread_, error_callback, sync_client_, web_data_service_));
-  }
-
-  // Wallet data sync is enabled by default, but behind a syncer experiment
-  // enforced by the datatype controller. Register unless explicitly disabled.
-  bool wallet_disabled = disabled_types.Has(syncer::AUTOFILL_WALLET_DATA);
-  if (!wallet_disabled) {
-    sync_service->RegisterDataTypeController(
-        base::MakeUnique<browser_sync::AutofillWalletDataTypeController>(
-            syncer::AUTOFILL_WALLET_DATA, db_thread_, error_callback,
-            sync_client_, web_data_service_));
-  }
-
-  // Wallet metadata sync depends on Wallet data sync. Register if Wallet data
-  // is syncing and metadata sync is not explicitly disabled.
-  if (!wallet_disabled &&
-      !disabled_types.Has(syncer::AUTOFILL_WALLET_METADATA)) {
-    sync_service->RegisterDataTypeController(
-        base::MakeUnique<browser_sync::AutofillWalletDataTypeController>(
-            syncer::AUTOFILL_WALLET_METADATA, db_thread_, error_callback,
-            sync_client_, web_data_service_));
-  }
-
-  // Bookmark sync is enabled by default.  Register unless explicitly
-  // disabled.
-  if (!disabled_types.Has(syncer::BOOKMARKS)) {
-    sync_service->RegisterDataTypeController(
-        base::MakeUnique<BookmarkDataTypeController>(error_callback,
-                                                     sync_client_));
-  }
-
-  const bool history_disabled =
-      sync_client_->GetPrefService()->GetBoolean(history_disabled_pref_);
-  // TypedUrl sync is enabled by default.  Register unless explicitly disabled,
-  // or if saving history is disabled.
-  if (!disabled_types.Has(syncer::TYPED_URLS) && !history_disabled) {
-    sync_service->RegisterDataTypeController(
-        base::MakeUnique<TypedUrlDataTypeController>(
-            error_callback, sync_client_, history_disabled_pref_));
-  }
-
-  // Delete directive sync is enabled by default.  Register unless full history
-  // sync is disabled.
-  if (!disabled_types.Has(syncer::HISTORY_DELETE_DIRECTIVES) &&
-      !history_disabled) {
-    sync_service->RegisterDataTypeController(
-        base::MakeUnique<HistoryDeleteDirectivesDataTypeController>(
-            error_callback, sync_client_));
-  }
-
-  // Session sync is enabled by default.  Register unless explicitly disabled.
-  // This is also disabled if the browser history is disabled, because the
-  // tab sync data is added to the web history on the server.
-  if (!disabled_types.Has(syncer::PROXY_TABS) && !history_disabled) {
-    sync_service->RegisterDataTypeController(
-        base::MakeUnique<ProxyDataTypeController>(syncer::PROXY_TABS));
-    sync_service->RegisterDataTypeController(
-        base::MakeUnique<SessionDataTypeController>(
-            error_callback, sync_client_,
-            sync_service->GetLocalDeviceInfoProvider(),
-            history_disabled_pref_));
-  }
-
-  // Favicon sync is enabled by default. Register unless explicitly disabled.
-  if (!disabled_types.Has(syncer::FAVICON_IMAGES) &&
-      !disabled_types.Has(syncer::FAVICON_TRACKING) && !history_disabled) {
-    // crbug/384552. We disable error uploading for this data types for now.
-    sync_service->RegisterDataTypeController(
-        base::MakeUnique<UIDataTypeController>(syncer::FAVICON_IMAGES,
-                                               base::Closure(), sync_client_));
-    sync_service->RegisterDataTypeController(
-        base::MakeUnique<UIDataTypeController>(syncer::FAVICON_TRACKING,
-                                               base::Closure(), sync_client_));
-  }
-
-  // Password sync is enabled by default.  Register unless explicitly
-  // disabled.
-  if (!disabled_types.Has(syncer::PASSWORDS)) {
-    sync_service->RegisterDataTypeController(
-        base::MakeUnique<PasswordDataTypeController>(
-            error_callback, sync_client_,
-            sync_client_->GetPasswordStateChangedCallback(), password_store_));
-  }
-
-  if (!disabled_types.Has(syncer::PREFERENCES) &&
-      base::FeatureList::IsEnabled(kSyncPreferencesFeature)) {
-    if (!override_prefs_controller_to_uss_for_test_) {
-      sync_service->RegisterDataTypeController(
-          base::MakeUnique<UIDataTypeController>(syncer::PREFERENCES,
-                                                 error_callback, sync_client_));
-    } else {
-      sync_service->RegisterDataTypeController(
-          base::MakeUnique<UIModelTypeController>(
-              syncer::PREFERENCES, error_callback, sync_client_));
-    }
-  }
-
-  if (!disabled_types.Has(syncer::PRIORITY_PREFERENCES)) {
-    sync_service->RegisterDataTypeController(
-        base::MakeUnique<UIDataTypeController>(syncer::PRIORITY_PREFERENCES,
-                                               error_callback, sync_client_));
-  }
-
-  // Article sync is disabled by default.  Register only if explicitly enabled.
-  if (dom_distiller::IsEnableSyncArticlesSet()) {
-    sync_service->RegisterDataTypeController(
-        base::MakeUnique<UIDataTypeController>(syncer::ARTICLES, error_callback,
-                                               sync_client_));
-  }
-}
-
-DataTypeManager* ProfileSyncComponentsFactoryImpl::CreateDataTypeManager(
-    const syncer::WeakHandle<syncer::DataTypeDebugInfoListener>&
-        debug_info_listener,
-    const DataTypeController::TypeMap* controllers,
-    const sync_driver::DataTypeEncryptionHandler* encryption_handler,
-    SyncBackendHost* backend,
-    DataTypeManagerObserver* observer) {
-  return new DataTypeManagerImpl(debug_info_listener, controllers,
-                                 encryption_handler, backend, observer);
-}
-
-browser_sync::SyncBackendHost*
-ProfileSyncComponentsFactoryImpl::CreateSyncBackendHost(
-    const std::string& name,
-    invalidation::InvalidationService* invalidator,
-    const base::WeakPtr<sync_driver::SyncPrefs>& sync_prefs,
-    const base::FilePath& sync_folder) {
-  return new browser_sync::SyncBackendHostImpl(
-      name, sync_client_, ui_thread_, invalidator, sync_prefs, sync_folder);
-}
-
-std::unique_ptr<sync_driver::LocalDeviceInfoProvider>
-ProfileSyncComponentsFactoryImpl::CreateLocalDeviceInfoProvider() {
-  return base::MakeUnique<browser_sync::LocalDeviceInfoProviderImpl>(
-      channel_, version_, is_tablet_);
-}
-
-class TokenServiceProvider
-    : public OAuth2TokenServiceRequest::TokenServiceProvider {
- public:
-  TokenServiceProvider(
-      const scoped_refptr<base::SingleThreadTaskRunner>& task_runner,
-      OAuth2TokenService* token_service);
-
-  // OAuth2TokenServiceRequest::TokenServiceProvider implementation.
-  scoped_refptr<base::SingleThreadTaskRunner> GetTokenServiceTaskRunner()
-      override;
-  OAuth2TokenService* GetTokenService() override;
-
- private:
-  ~TokenServiceProvider() override;
-
-  scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
-  OAuth2TokenService* token_service_;
-};
-
-TokenServiceProvider::TokenServiceProvider(
-    const scoped_refptr<base::SingleThreadTaskRunner>& task_runner,
-    OAuth2TokenService* token_service)
-    : task_runner_(task_runner), token_service_(token_service) {}
-
-TokenServiceProvider::~TokenServiceProvider() {}
-
-scoped_refptr<base::SingleThreadTaskRunner>
-TokenServiceProvider::GetTokenServiceTaskRunner() {
-  return task_runner_;
-}
-
-OAuth2TokenService* TokenServiceProvider::GetTokenService() {
-  return token_service_;
-}
-
-std::unique_ptr<syncer::AttachmentService>
-ProfileSyncComponentsFactoryImpl::CreateAttachmentService(
-    std::unique_ptr<syncer::AttachmentStoreForSync> attachment_store,
-    const syncer::UserShare& user_share,
-    const std::string& store_birthday,
-    syncer::ModelType model_type,
-    syncer::AttachmentService::Delegate* delegate) {
-  std::unique_ptr<syncer::AttachmentUploader> attachment_uploader;
-  std::unique_ptr<syncer::AttachmentDownloader> attachment_downloader;
-  // Only construct an AttachmentUploader and AttachmentDownload if we have sync
-  // credentials. We may not have sync credentials because there may not be a
-  // signed in sync user.
-  if (!user_share.sync_credentials.account_id.empty() &&
-      !user_share.sync_credentials.scope_set.empty()) {
-    scoped_refptr<OAuth2TokenServiceRequest::TokenServiceProvider>
-        token_service_provider(
-            new TokenServiceProvider(ui_thread_, token_service_));
-    // TODO(maniscalco): Use shared (one per profile) thread-safe instances of
-    // AttachmentUploader and AttachmentDownloader instead of creating a new one
-    // per AttachmentService (bug 369536).
-    attachment_uploader.reset(new syncer::AttachmentUploaderImpl(
-        sync_service_url_, url_request_context_getter_,
-        user_share.sync_credentials.account_id,
-        user_share.sync_credentials.scope_set, token_service_provider,
-        store_birthday, model_type));
-
-    token_service_provider =
-        new TokenServiceProvider(ui_thread_, token_service_);
-    attachment_downloader = syncer::AttachmentDownloader::Create(
-        sync_service_url_, url_request_context_getter_,
-        user_share.sync_credentials.account_id,
-        user_share.sync_credentials.scope_set, token_service_provider,
-        store_birthday, model_type);
-  }
-
-  // It is important that the initial backoff delay is relatively large.  For
-  // whatever reason, the server may fail all requests for a short period of
-  // time.  When this happens we don't want to overwhelm the server with
-  // requests so we use a large initial backoff.
-  const base::TimeDelta initial_backoff_delay =
-      base::TimeDelta::FromMinutes(30);
-  const base::TimeDelta max_backoff_delay = base::TimeDelta::FromHours(4);
-  std::unique_ptr<syncer::AttachmentService> attachment_service(
-      new syncer::AttachmentServiceImpl(
-          std::move(attachment_store), std::move(attachment_uploader),
-          std::move(attachment_downloader), delegate, initial_backoff_delay,
-          max_backoff_delay));
-  return attachment_service;
-}
-
-sync_driver::SyncApiComponentFactory::SyncComponents
-ProfileSyncComponentsFactoryImpl::CreateBookmarkSyncComponents(
-    sync_driver::SyncService* sync_service,
-    std::unique_ptr<syncer::DataTypeErrorHandler> error_handler) {
-  BookmarkModel* bookmark_model =
-      sync_service->GetSyncClient()->GetBookmarkModel();
-  syncer::UserShare* user_share = sync_service->GetUserShare();
-// TODO(akalin): We may want to propagate this switch up eventually.
-#if defined(OS_ANDROID) || defined(OS_IOS)
-  const bool kExpectMobileBookmarksFolder = true;
-#else
-  const bool kExpectMobileBookmarksFolder = false;
-#endif
-  BookmarkModelAssociator* model_associator = new BookmarkModelAssociator(
-      bookmark_model, sync_service->GetSyncClient(), user_share,
-      error_handler->Copy(), kExpectMobileBookmarksFolder);
-  BookmarkChangeProcessor* change_processor =
-      new BookmarkChangeProcessor(sync_service->GetSyncClient(),
-                                  model_associator, std::move(error_handler));
-  return SyncComponents(model_associator, change_processor);
-}
-
-// static
-void ProfileSyncComponentsFactoryImpl::OverridePrefsForUssTest(bool use_uss) {
-  override_prefs_controller_to_uss_for_test_ = use_uss;
-}
-
-bool ProfileSyncComponentsFactoryImpl::
-    override_prefs_controller_to_uss_for_test_ = false;