Keep prefix feature when export WorkflowChainTemplateItem

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@33914 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Document/BusinessTemplate.py

@@ -1834,7 +1834,7 @@ class PortalTypeWorkflowChainTemplateItem(BaseTemplateItem):
             # another business template.
             LOG('BusinessTemplate', WARNING, 'workflow %s not found '\
                        'in chain for portal_type %s' % (workflow_name, portal_type))
-        self._objects.setdefault(portal_type, []).append(workflow_name)
+        self._objects.setdefault(portal_type, []).append(workflow)
       elif not self.is_bt_for_diff:
         raise NotFound, 'No workflow chain found for portal type %s. This '\
                         'is probably a sign of a missing dependency.'\