file_bug1769155.html (397B)
1 <html> 2 <head> 3 <script> 4 addEventListener("pageshow", () => { 5 // Let's unblock the synchronous XHR in the opener. 6 let xhr = new XMLHttpRequest(); 7 xhr.open("GET", "bug1769155.sjs?stop", false); 8 xhr.addEventListener("load", () => { 9 opener.postMessage("redirectDone", "*"); 10 }); 11 xhr.send(); 12 }); 13 </script> 14 </head> 15 </html>