Comment 2 for bug 731881

StacktraceTop:
 brasero_drive_settings_get_mapping_flags (value=0xbfae1a1c, variant=0x9fb5b20, user_data=0x9dcb2f0) at brasero-drive-settings.c:113
 g_settings_binding_key_changed (settings=0x9ee6a00, key=0x48dfc1 "flags", user_data=0x9f6d800) at /build/buildd/glib2.0-2.28.2/./gio/gsettings.c:2483
 g_cclosure_marshal_VOID__STRING (closure=0x9f632b0, return_value=0x0, n_param_values=2, param_values=0x9e93d40, invocation_hint=0xbfae1b80, marshal_data=0x0) at /build/buildd/glib2.0-2.28.2/./gobject/gmarshal.c:498
 g_closure_invoke (closure=0x9f632b0, return_value=0x0, n_param_values=2, param_values=0x9e93d40, invocation_hint=0xbfae1b80) at /build/buildd/glib2.0-2.28.2/./gobject/gclosure.c:767
 signal_emit_unlocked_R (node=0x9be3e58, detail=771, instance=0x9ee6a00, emission_return=0x0, instance_and_params=0x9e93d40) at /build/buildd/glib2.0-2.28.2/./gobject/gsignal.c:3252