file.services.yml

services:
  file.usage:
    class: Drupal\file\FileUsage\DatabaseFileUsageBackend
    arguments: ['@config.factory', '@database', 'file_usage']
    tags:
      - { name: backend_overridable }
  file.upload_handler:
    class: Drupal\file\Upload\FileUploadHandler
    arguments: [ '@file_system', '@entity_type.manager', '@stream_wrapper_manager', '@event_dispatcher', '@file.mime_type.guesser', '@current_user', '@request_stack' ]
  file.repository:
    class: Drupal\file\FileRepository
    arguments: [ '@file_system', '@stream_wrapper_manager', '@entity_type.manager', '@module_handler', '@file.usage', '@current_user' ]