videojs/video.js — pull request #1290 by dmlap (2014-06-12 23:10:11+00:00)
Title: Count stageclick events from the SWF as user activity

IE11 on Win8.1 RT does not report click events on the SWF object. The SWF already triggers `stageclick` events whenever a click/touch is detected however, so we can use those to keep the control bar from hiding forever.