There were multiple problems here:

- \f had a special handler for the listlevel destination, \af had not
- in case of multiple \f or \af, the first one is used for the bullet
  font
- in case only \af is used for the bullet font, its value should be used
  for \f as well

Change-Id: I6631504c1aa9f2e0792a3469a5fdce5b7bd49518