FileInputUtility::unRegisterFile

public function unRegisterFile($CID, $fileId)
{
	if (isset(BitrixMainApplication::getInstance()->getSession()[self::SESSION_VAR_PREFIX.$CID]))
	{
		$key = array_search($fileId, BitrixMainApplication::getInstance()->getSession()[self::SESSION_VAR_PREFIX.$CID]);
		if($key !== false)
		{
			unset(BitrixMainApplication::getInstance()->getSession()[self::SESSION_VAR_PREFIX.$CID][$key]);
			return true;
		}
	}
	return false;
}