Comment 18 for bug 1168742

(In reply to comment #2)
> Hmm, I'm not sure this is the right fix so please don't commit it. I'll try
> to reproduce this...

Reproducing this is easy:
1. Insert CD/DVD media
2. Let Gnome/gvfs automount it (clean system, defaults)
3. Press the eject button on the drive
4. Watch the mount staying alive

Note that udisks cleanup routine properly registers the event, it's all about matching the cleanup conditions.