Fix bug in playerDisposedListener
Fix bug in playerDisposedListener

Someone tried to use what I assume is an attempt at es6 syntax...
http://es6-features.org/#ArrayMatching

They ended up creating a comma operator chain instead.
tv2/videojs-ima,ypavlotsky/videojs-ima,googleads/videojs-ima,valse/videojs-ima,googleads/videojs-ima,tv2/videojs-ima,shawnbuso/videojs-ima,ypavlotsky/videojs-ima,valse/videojs-ima,shawnbuso/videojs-ima