third_party/WebKit/ManualTests/back-forward-during-alert-2.html

   1 <script>
   2 function loaded()
   3 {
   4    alert("While this alert is showing, two-fingered swipe back using a MacBook trackpad, Magic Trackpad, or Magic Mouse.  You should not be able to navigate back.  If you can, dismissing this dialog will likely result in a crash.");
   5 }
   6 </script>
   7
   8 <body onload="loaded();">
   9 Follow the instructions in the alert that shows up on page load.
  10 </body>