Import ValidationFailed because it's used in assertWorkflowTransitionFails..

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@13787 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Type/tests/ERP5TypeTestCase.py

@@ -44,6 +44,7 @@ from Products.ERP5Type.Utils import getLocalDocumentList, \
 from Products.ERP5Type.Utils import getLocalConstraintList, \
                                     removeLocalConstraint, \
                                     importLocalConstraint
+from Products.DCWorkflow.DCWorkflow import ValidationFailed
 from zLOG import LOG, DEBUG
 
 try: