virtual [TValueOrError](API\Runtime\Core\Math\TValueOrError)< [FNewSpawnable](API\Runtime\MovieScene\FNewSpawnable), [FText](API\Runtime\Core\Internationalization\FText) > CreateNewSpawnableType ( [UObject](API\Runtime\CoreUObject\UObject\UObject) & SourceObject, [UMovieScene](API\Runtime\MovieScene\UMovieScene) & OwnerMovieScene, [UActorFactory](API\Editor\UnrealEd\ActorFactories\UActorFactory) * ActorFactory )