betasite-1.0.4/modules/betasite_menu_breadcrumb/betasite_menu_breadcrumb.services.yml

services:
  betasite.breadcrumb.default:
    class: Drupal\betasite_menu_breadcrumb\Service\BetaSiteBreadcrumbBuilder
    arguments: ['@config.factory', '@menu.active_trail', '@plugin.manager.menu.link', '@router.admin_context', '@title_resolver', '@request_stack', '@language_manager', '@entity_type.manager', '@cache.menu', '@lock', '@betasite.manager']
    tags:
      # The priority must be higher than menu_breadcrumb builder (priority: 1010
      - { name: breadcrumb_builder, priority: 1015 }