Gnome: SIP: use custom cipher list is broken

Issue generated from Tuleap's migration script. Originally submitted by: Alexandre Viau (aviau)

Gnome: SIP: use custom cipher list is broken.

Clicking on it causes several warnings. and there is no cipher list that appears:

** (gnome-ring:2988): CRITICAL **: GtkTreePath* gtk_q_tree_model_get_path(GtkTreeModel*, GtkTreeIter*): assertion 'iter_is_valid(iter, q_tree_model)' failed

(gnome-ring:2988): Gtk-CRITICAL **: gtk_tree_model_row_changed: assertion 'path != NULL' failed

** (gnome-ring:2988): CRITICAL **: GtkTreePath* gtk_q_tree_model_get_path(GtkTreeModel*, GtkTreeIter*): assertion 'iter_is_valid(iter, q_tree_model)' failed

(gnome-ring:2988): Gtk-CRITICAL **: gtk_tree_model_row_changed: assertion 'path != NULL' failed

** (gnome-ring:2988): CRITICAL **: GtkTreePath* gtk_q_tree_model_get_path(GtkTreeModel*, GtkTreeIter*): assertion 'iter_is_valid(iter, q_tree_model)' failed

(gnome-ring:2988): Gtk-CRITICAL **: gtk_tree_model_row_changed: assertion 'path != NULL' failed

** (gnome-ring:2988): CRITICAL **: GtkTreePath* gtk_q_tree_model_get_path(GtkTreeModel*, GtkTreeIter*): assertion 'iter_is_valid(iter, q_tree_model)' failed

(gnome-ring:2988): Gtk-CRITICAL **: gtk_tree_model_row_changed: assertion 'path != NULL' failed

** (gnome-ring:2988): CRITICAL **: GtkTreePath* gtk_q_tree_model_get_path(GtkTreeModel*, GtkTreeIter*): assertion 'iter_is_valid(iter, q_tree_model)' failed

(gnome-ring:2988): Gtk-CRITICAL **: gtk_tree_model_row_changed: assertion 'path != NULL' failed

** (gnome-ring:2988): CRITICAL **: GtkTreePath* gtk_q_tree_model_get_path(GtkTreeModel*, GtkTreeIter*): assertion 'iter_is_valid(iter, q_tree_model)' failed

(gnome-ring:2988): Gtk-CRITICAL **: gtk_tree_model_row_changed: assertion 'path != NULL' failed

(gnome-ring:2988): Gdk-CRITICAL **: gdk_window_get_window_type: assertion 'GDK_IS_WINDOW (window)' failed