Comment 2 for bug 1022723

StacktraceTop:
 g_menu_model_get_n_items (model=0x0) at /build/buildd/glib2.0-2.33.3/./gio/gmenumodel.c:504
 gtk_application_window_update_shell_shows_app_menu (window=0x1af1000, settings=<optimized out>) at /build/buildd/gtk+3.0-3.5.6/./gtk/gtkapplicationwindow.c:299
 gtk_application_window_real_realize (widget=0x1af1000) at /build/buildd/gtk+3.0-3.5.6/./gtk/gtkapplicationwindow.c:759
 _g_closure_invoke_va (closure=0x162fc60, return_value=0x0, instance=0x1af1000, args=0x7fff2c18e788, n_params=0, param_types=0x0) at /build/buildd/glib2.0-2.33.3/./gobject/gclosure.c:840
 g_signal_emit_valist (instance=0x1af1000, signal_id=<optimized out>, detail=0, var_args=var_args@entry=0x7fff2c18e788) at /build/buildd/glib2.0-2.33.3/./gobject/gsignal.c:3211