set reindex_object to 1 when editing predicate

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@7088 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Document/Predicate.py

@@ -319,6 +319,7 @@ class Predicate(Folder):
           range_criterion[criterion] = self._range_criterion[criterion]
       self._identity_criterion = identity_criterion
       self._range_criterion = range_criterion
+    kwd['reindex_object'] = 1
     return self._edit(**kwd)
 
   # Predicate fusion method