1 CONFIRM: I hope the movie continues to play!
2 Make sure we don't reload a <video> element after a dialog is shown.
3 Test this by loading a movie slowly and showing a dialog when a 'loadstart' event
4 handler is called. If the movie is reloaded when the dialog is "dismissed", another
5 'loadstart' event will be fired
9 *** Setting up element...
12 *** Showing confirm dialog...
14 'canplaythrough' event