637116.html (749B)
1 <!DOCTYPE html> 2 <html> 3 4 <head> 5 <script> 6 7 function K(v) { return function() { return v; } } 8 9 var errorProxy = new Proxy({}, {get: function() { throw new Error(); }}); 10 11 function boom() 12 { 13 var focused = document.createElementNS("http://www.w3.org/1999/xhtml", "input"); 14 document.body.appendChild(focused); 15 var otherWin = window.open("data:text/html,1", "_blank", "width=200,height=200"); 16 try { otherWin.history.replaceState(errorProxy, "title", "replaceState.html"); } catch(e) {} 17 focused.focus(); 18 focused.addEventListener("foo", K(otherWin.applicationCache)); 19 otherWin.close(); 20 } 21 22 </script> 23 </head> 24 25 <body onload="boom();"> 26 <button onclick="boom();">If you have popups blocked, click here to start the leak test</button> 27 </body> 28 29 </html>