Works perfectly for me. With an empty keychain, Firefox prompts for
credentials and saves them in the keychain, and printing just works.
Gedit (GTK3 application) is then able to use the same credentials,
although they are a bit different from what GTK3 saves to the keychain.
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You received this
Thanks Arnulf, I made another workaround based on your tip.
We already distributed the file /usr/share/gconf/defaults/99-our-
defaults to workstations, so we can just override the default
active_plugins specified in 10_compiz-gnome.
That file in turn comes from the package compiz-gnome and I