894104.html (384B)
1 <!DOCTYPE html> 2 <html> 3 <head> 4 <meta charset="UTF-8"> 5 <script> 6 7 function boom() 8 { 9 var frame = document.getElementById("f"); 10 var frameWin = frame.contentWindow; 11 frameWin.VTTCue; 12 document.body.removeChild(frame); 13 new frameWin.VTTCue(0, 1, "Bug 894104").getCueAsHTML(); 14 } 15 16 </script> 17 </head> 18 19 <body onload="boom();"><iframe id="f" src="data:text/html,1"></iframe></body> 20 </html>