898906.html
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<script>
var plug = navigator.plugins[0];
var mime = plug[0];
// This shouldn't leak.
mime.expando = true;
</script>
</head>
</html>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<script>
var plug = navigator.plugins[0];
var mime = plug[0];
// This shouldn't leak.
mime.expando = true;
</script>
</head>
</html>