LayoutBuilderEnabledInterface

class \Drupal\layout_builder\Entity\LayoutBuilderEntityViewDisplay extends \Drupal\Core\Entity\Entity\EntityViewDisplay implements \Drupal\layout_builder\Entity\LayoutEntityDisplayInterface uses \Drupal\layout_builder\LayoutEntityHelperTrait, \Drupal\layout_builder\SectionListTrait
class \Drupal\layout_builder\Plugin\SectionStorage\DefaultsSectionStorage extends \Drupal\layout_builder\Plugin\SectionStorage\SectionStorageBase implements \Drupal\Core\Plugin\ContainerFactoryPluginInterface, \Drupal\layout_builder\DefaultsSectionStorageInterface