Comment 2 for bug 921755

StacktraceTop:
 ?? ()
 g_type_create_instance (type=162032104) at /build/buildd/glib2.0-2.31.12/./gobject/gtype.c:1892
 g_object_constructor (type=162032104, n_construct_properties=0, construct_params=0x0) at /build/buildd/glib2.0-2.31.12/./gobject/gobject.c:1839
 g_object_newv (object_type=162032104, n_parameters=0, parameters=0x0) at /build/buildd/glib2.0-2.31.12/./gobject/gobject.c:1622
 g_object_new (object_type=162032104, first_property_name=0x0) at /build/buildd/glib2.0-2.31.12/./gobject/gobject.c:1532