public EntityFieldManagerInterface::getExtraFields($entity_type_id, $bundle)
Gets the "extra fields" for a bundle.
Parameters
string $entity_type_id: The entity type ID.
string $bundle: The bundle name.
Return value
array A nested array of 'pseudo-field' elements. Each list is nested within the following keys: entity type, bundle name, context (either 'form' or 'display'). The keys are the name of the elements as appearing in the renderable array (either the entity form or the displayed entit