[gnome-python] Fix reference leak.

[Gustavo J. A. M. Carneiro <gjc src gnome org>]

commit e050a3459ecd9aeb856259d8b2aa762b7b9bfa17
Author: Gustavo Carneiro <gjc inescporto pt>
Date:   Sat Nov 28 18:35:29 2009 +0000

    Fix reference leak.

 gconf/gconf.override |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)
---
diff --git a/gconf/gconf.override b/gconf/gconf.override
index 738d0fd..3cb8731 100644
--- a/gconf/gconf.override
+++ b/gconf/gconf.override
@@ -533,8 +533,9 @@ _wrap_gconf_client_set_list(PyGObject *self, PyObject *args, PyObject *kwargs)
     
     for (i = 0; i < PySequence_Size(py_list) && retdata; i++) {
 	gpointer data;
-	data = pygconf_parse_pygvalue(list_type,
-				      PySequence_GetItem(py_list, i));
+	PyObject *item = PySequence_GetItem(py_list, i);
+	data = pygconf_parse_pygvalue(list_type, item);
+	Py_XDECREF(item);
 	if (data == NULL) {
 	    retdata = 0;
 	    break;