It looks like this was added in Maya 2014. http://download.autodesk.com/global/docs/maya2014/en_us/index.html?url=files/Edit_Edge_Flow.htm,topicNumber=d30e183448
My old project (2014 - ArsenalEmirates Stadium) is in Unreal Engine with RTX. Old Project: https://kotaku.com/real-life-football-stadium-looks-glorious-in-cryengine-1651650663