monster_menus-9.0.x-dev/modules/mm_webform/mm_webform.services.yml

services:
  mm_webform.outgoing_route_processor:
    class: Drupal\mm_webform\RouteProcessor\OutboundRouteProcessor
    arguments: ['@router.route_provider', '@current_route_match']
    public: false
    tags:
      - { name: route_processor_outbound }