| <!DOCTYPE html> | |
| <title>Service Worker: Synchronous XHR is intercepted iframe</title> | |
| <script> | |
| 'use strict'; | |
| function performSyncXHR(url) { | |
| var syncXhr = new XMLHttpRequest(); | |
| syncXhr.open('GET', url, false); | |
| syncXhr.send(); | |
| return syncXhr; | |
| } | |
| </script> |