All classes that implement WebformInterface in Webform 8.5
- class \Drupal\webform\Entity\Webform implements WebformInterface uses StringTranslationTrait
- class \Drupal\webform_revisions\Entity\WebformRevision implements ConfigEntityRevisionsConfigEntityInterface, EntityPublishedInterface uses ConfigEntityRevisionsConfigEntityTrait, EntityPublishedTrait
- class \Drupal\webform_revisions\Entity\WebformRevisions implements ConfigEntityRevisionsInterface uses WebformRevisionsConfigTrait