src/PEAR/PackageFile/v2.php
function &getPEARDownloader(&$i, $o, &$c)
    {
        $z = &new PEAR_Downloader($i, $o, $c);
        return $z;
    }
function &getPEARDownloader(&$i, $o, &$c)
    {
        $z = &new PEAR_Downloader($i, $o, $c);
        return $z;
    }
To make unit-testing easier
@param PEAR_Frontend_*
@param array options
@param PEAR_Config
@return PEAR_Downloader
@access protected