layout_content-1.0.0-rc3/layout_content.services.yml

services:
  layout_content_type.repository:
    class: Drupal\layout_content\Entity\Repository\LayoutContentTypeRepository
    arguments: ['@entity_type.manager']
  layout_content.repository:
    class: Drupal\layout_content\Entity\Repository\LayoutContentRepository
    arguments: ['@entity_type.manager']