Fix skipping of htmlhint when missing
Fix skipping of htmlhint when missing

We were returning 0 in a function that was supposed to return True/False.

Change-Id: Ie569c017b2620a5c0fe3ffc0df951bdb2a2ab546

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