Obviously there is no needs to get portal from acquired object

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@43596 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Type/Constraint/AttributeUnicity.py

@@ -69,7 +69,7 @@ class AttributeUnicity(PropertyExistence):
       from Products.ZSQLCatalog.SQLCatalog import Query, NegatedQuery
       # Add uid in criterion keys to avoid fetching current object.
       criterion_dict['query'] = NegatedQuery(Query(uid=obj.getUid()))
-      portal = obj.portal_catalog.getPortalObject()
+      portal = obj.getPortalObject()
       result = portal.portal_catalog.countResults(**criterion_dict)[0][0]
       if result >= 1:
         mapping['value'] = criterion_dict.get(attribute_name)