erp5_core: ERP5Site_getWorkflowStateItemList, compatibility related modification.

product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/ERP5Site_getWorkflowStateItemList.xml

@@ -88,14 +88,14 @@ for portal_type in portal_type:\n
     workflow = workflow_tool[workflow_id]\n
     \n
     # skip interaction workflows or workflows with only one state (such as edit_workflow)\n
-    if workflow.states is None or len(workflow.states.objectIds()) <= 1:\n
+    if workflow.getStateValueList() is None or len(workflow.getStateIdList()) <= 1:\n
       continue\n
     \n
     # skip workflows using another state variable\n
-    if state_var not in (None, workflow.variables.getStateVar()):\n
+    if state_var not in (None, workflow.getStateVariable()):\n
       continue\n
     \n
-    for state in workflow.states.objectValues():\n
+    for state in workflow.getStateValueList():\n
       if state.id in state_set:\n
         continue\n
       state_set.add(state.id)\n