Comment 2 for bug 1048265

StacktraceTop:
 g_action_muxer_insert (muxer=0x1f14f30, prefix=0x7f3fcab0a11d "app", action_group=0x1eb2150) at /build/buildd/gtk+3.0-3.5.16/./gtk/gactionmuxer.c:645
 gtk_window_set_application (window=window@entry=0x1ec1060, application=application@entry=0x1eb2150) at /build/buildd/gtk+3.0-3.5.16/./gtk/gtkwindow.c:2845
 gtk_application_window_added (application=0x1eb2150, window=window@entry=0x1ec1060) at /build/buildd/gtk+3.0-3.5.16/./gtk/gtkapplication.c:507
 g_cclosure_marshal_VOID__OBJECTv (closure=0x1eb0540, return_value=<optimized out>, instance=0x1eb2150, args=<optimized out>, marshal_data=<optimized out>, n_params=<optimized out>, param_types=0x1eb0570) at /build/buildd/glib2.0-2.33.12/./gobject/gmarshal.c:1312
 _g_closure_invoke_va (closure=0x1eb0540, return_value=0x0, instance=0x1eb2150, args=0x7fffdc9eb598, n_params=1, param_types=0x1eb0570) at /build/buildd/glib2.0-2.33.12/./gobject/gclosure.c:840