services: access_check.cron: class: Drupal\system\Access\CronAccessCheck tags: - { name: access_check, applies_to: _access_system_cron } access_check.db_update: class: Drupal\system\Access\DbUpdateAccessCheck tags: - { name: access_check, applies_to: _access_system_update } system.manager: class: Drupal\system\SystemManager arguments: ['@module_handler', '@entity.manager', '@request_stack', '@menu.link_tree', '@menu.active_trail'] system.breadcrumb.default: class: Drupal\system\PathBasedBreadcrumbBuilder arguments: ['@router.request_context', '@access_manager', '@router', '@path_processor_manager', '@config.factory', '@title_resolver', '@current_user', '@path.current', '@path.matcher'] tags: - { name: breadcrumb_builder, priority: 0 } path_processor.files: class: Drupal\system\PathProcessor\PathProcessorFiles tags: - { name: path_processor_inbound, priority: 200 } system.admin_path.route_subscriber: class: Drupal\system\EventSubscriber\AdminRouteSubscriber tags: - { name: event_subscriber } theme.negotiator.system.batch: class: Drupal\system\Theme\BatchNegotiator arguments: ['@batch.storage', '@request_stack'] tags: - { name: theme_negotiator, priority: 1000 } theme.negotiator.system.db_update: class: Drupal\system\Theme\DbUpdateNegotiator arguments: ['@config.factory'] tags: - { name: theme_negotiator, priority: 100 } system.config_subscriber: class: Drupal\system\SystemConfigSubscriber arguments: ['@router.builder'] tags: - { name: event_subscriber } system.config_cache_tag: class: Drupal\system\EventSubscriber\ConfigCacheTag arguments: ['@theme_handler', '@cache_tags.invalidator'] tags: - { name: event_subscriber }