Fix live test flake.
Fix live test flake.

b/28116252

Change-Id: I1f3a0ae2c366641a356c236fe1b4fed364906ac2

ustudio/shaka-player,TobbeEdgeware/shaka-player,brightcove/shaka-player,russitto/shaka-player,TobbeEdgeware/shaka-player,ustudio/shaka-player,shaka-project/shaka-player,indiereign/shaka-player,baconz/shaka-player,tvoli/shaka-player,TheModMaker/shaka-player,Ross-cz/shaka-player,ustudio/shaka-player,tvoli/shaka-player,vimond/shaka-player,TobbeEdgeware/shaka-player,TheModMaker/shaka-player,vimond/shaka-player,brightcove/shaka-player,shaka-project/shaka-player,baconz/shaka-player,baconz/shaka-player,russitto/shaka-player,indiereign/shaka-player,tvoli/shaka-player,russitto/shaka-player,TheModMaker/shaka-player,Ross-cz/shaka-player,vimond/shaka-player,indiereign/shaka-player,tvoli/shaka-player,Ross-cz/shaka-player,TheModMaker/shaka-player,shaka-project/shaka-player,shaka-project/shaka-player,brightcove/shaka-player,ustudio/shaka-player