mix-1.1.0-rc1/mix.services.yml

services:
  mix.event_subscriber:
    class: Drupal\mix\EventSubscriber\MixSubscriber
    arguments: ['@config.factory', '@current_user', '@url_generator', '@messenger', '@page_cache_kill_switch']
    tags:
      - { name: event_subscriber }
  mix.config_import_ignore_event_subscriber:
    class: Drupal\mix\EventSubscriber\MixConfigImportIgnoreEventSubscriber
    arguments: ['@config.factory', '@config.storage', '@config.storage.sync']
    tags:
      - { name: event_subscriber }
  mix.exception_subscriber:
    class: Drupal\mix\EventSubscriber\MixExceptionHtmlSubscriber
    arguments: ['@config.factory']
    tags:
      - { name: event_subscriber }
  mix.content_sync_subscriber:
    class: Drupal\mix\EventSubscriber\MixContentSyncSubscriber
    tags:
      - { name: event_subscriber }
  mix.config_overrider:
    class: Drupal\mix\Config\ConfigOverrider
    arguments: ['@config.factory']
    tags:
      - { name: config.factory.override, priority: 5 }
  mix.cache.backend.null:
    class: Drupal\mix\Cache\NullBackendFactory