dom/base/crashtests/1419902.html

   1 <html>
   2   <head>
   3     <script>
   4       var winsToClose = []
   5       onbeforeunload = function() {
   6         for (let win of winsToClose) {
   7           if (win) {
   8             win.close();
   9           }
  10         }
  11       };
  12       for (let i = 0; i < 38; i++) {
  13         customElements.define("custom-element_0", class extends HTMLElement {
  14           constructor() {
  15             try { o1 = document.createElement("custom-element_0") } catch (e) {}
  16             try { winsToClose.push(window.open("data:,")); } catch (e) {}
  17           }
  18         })
  19         try { o3 = document.createElement("custom-element_0") } catch (e) {}
  20       }
  21     </script>
  22   </head>
  23 </html>