Fix comment on units in cue externs
Fix comment on units in cue externs

Change-Id: I63a80df4d603f30983eb5b6679e02f28e6e5c572

tvoli/shaka-player,shaka-project/shaka-player,tvoli/shaka-player,tvoli/shaka-player,shaka-project/shaka-player,shaka-project/shaka-player,shaka-project/shaka-player,tvoli/shaka-player