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      1 <script>
      2 var w;
      3 function clear() {
      4     w.clearTimeout(153);
      5 }
      6 
      7 function test() {
      8     w = window.open("data:text/html,"+
      9         "<script>" +
     10         "function navigate() { location.href='data:text/html,<body>Close this page and wait.</body>'};" +
     11         "setTimeout(navigate,0);</" + 
     12         "script>");
     13 
     14     setInterval(clear, 0);
     15 }
     16 </script>
     17 <body>
     18 <p>This test reproduces the crash in DOMWindow::clearTimeout that happens when DOMWindow is disconnected from the Frame (as in back/forward cache expiration case tested here).
     19 <p>This is the link to the bug: <a href="https://bugs.webkit.org/show_bug.cgi?id=29832">https://bugs.webkit.org/show_bug.cgi?id=29832</a>
     20 <p>To reproduce the crash, click the link below, the popup window opens, which will immediately navigate to another one, so the b/f cache entry will be created. Close the popup window. Wait a few seconds (~10), for the page cache to start deleting pages it doesn't need - crash will happen.<br><a href="javascript:test()">Crash me!</a>
     21