All classes that implement ModerationHandlerInterface in Workbench Moderation 8
- class \Drupal\workbench_moderation\Entity\Handler\BlockContentModerationHandler
- class \Drupal\workbench_moderation\Entity\Handler\ModerationHandler implements EntityHandlerInterface, ModerationHandlerInterface uses StringTranslationTrait
- class \Drupal\workbench_moderation\Entity\Handler\NodeModerationHandler