UserField::cancelCloneValues

public function cancelCloneValues($data, $userId = 0)
{
	$result = new Result();

	$scheme = static::getScheme();

	foreach($scheme as $field => $desc)
	{
		if(
			!empty($scheme[$field]['USER_TYPE_ID'])
			&&
			array_key_exists($field, $data)
		)
		{
			$typeClass = BitrixTasksUtilUserFieldType::getClass($scheme[$field]['USER_TYPE_ID']);

			$typeClass::cancelCloneValue($data[$field], $scheme[$field], array(), $userId);
		}
	}

	return $result;
}