Open bugs: no. But this bug explains why a similar feature was removed:
On 18 Aug 2008, at 14:54, Gilles Dartiguelongue wrote:
Is there any pointers to open bugs or some stuff I should start
with to make this thing happen ?
<http://bugzilla.gnome.org/show_bug.cgi?id=83552>
and a few calls for its reinstatement have been marked as dups of <http://bugzilla.gnome.org/show_bug.cgi?id=44772> (which is marked NOTABUG).