don't use hasattr for indexing

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@13987 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Type/Base.py

@@ -104,7 +104,7 @@ class WorkflowMethod(Method):
       except ObjectDeleted, ex:
         res = ex.getResult()
       else:
-        if hasattr(aq_base(instance), 'reindexObject'):
+        if getattr((aq_base(instance), 'reindexObject', None) is not None:
           instance.reindexObject()
     else:
       res = wf.wrapWorkflowMethod(instance, self._id, self.__dict__['_m'],