common.js (266B)
1 function make_vtt_track(contents, test) { 2 var track_blob = new Blob([contents], { type: 'text/vtt' }); 3 var track_url = URL.createObjectURL(track_blob); 4 test.add_cleanup(function() { 5 URL.revokeObjectURL(track_url); 6 }); 7 return track_url; 8 }