Last modified: 2014-08-27 10:31:08 UTC
The only function is SpecialRunJobs::getQuerySignature, which is reading $wgSecretKey. It's also called from MediaWiki::triggerJobs, which has a Config instance available too.
Change 152114 had a related patch set uploaded by Florianschmidtwelzow: Use Config instead of global https://gerrit.wikimedia.org/r/152114
Change 152114 merged by jenkins-bot: SpecialRunJobs: Use Config instead of global https://gerrit.wikimedia.org/r/152114