1<!DOCTYPE html> 2<html> 3 <head> 4 <meta charset="utf-8" /> 5 <title>Blank Page</title> 6 <script> 7 window.onload = function(event) { 8 // This is needed to ensure the onload event fires when this page is 9 // opened as a popup. 10 // See https://github.com/web-platform-tests/wpt/pull/18157 11 }; 12 </script> 13 </head> 14 <body> 15 </body> 16</html> 17