Comment 2 for bug 1108604

StacktraceTop:
 new_chatroom_dialog_model_selection_changed (selection=<optimized out>, self=0x316a080) at empathy-new-chatroom-dialog.c:238
 _g_closure_invoke_va (closure=0x16d8420, return_value=0x0, instance=0x1ed3050, args=0x7fffbd4c6198, n_params=0, param_types=0x0) at /build/buildd/glib2.0-2.35.4/./gobject/gclosure.c:840
 g_signal_emit_valist (instance=0x1ed3050, signal_id=<optimized out>, detail=0, var_args=var_args@entry=0x7fffbd4c6198) at /build/buildd/glib2.0-2.35.4/./gobject/gsignal.c:3225
 g_signal_emit (instance=<optimized out>, signal_id=<optimized out>, detail=detail@entry=0) at /build/buildd/glib2.0-2.35.4/./gobject/gsignal.c:3370
 _gtk_tree_selection_internal_select_node (selection=<optimized out>, node=<optimized out>, tree=<optimized out>, path=path@entry=0x4419ca0, mode=<optimized out>, override_browse_mode=override_browse_mode@entry=0) at /build/buildd/gtk+3.0-3.6.4/./gtk/gtktreeselection.c:1604