static [EBuiltInAutoState](API\Plugins\GameFeatures\EBuiltInAutoState) DetermineBuiltInInitialFeatureState ( [TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< [FJsonObject](API\Runtime\Json\Dom\FJsonObject) > Descriptor, const [FString](API\Runtime\Core\Containers\FString) & ErrorContext )