fix more 'undefined name', but still remains some.

git-svn-id: https://svn.erp5.org/repos/public/erp5/sandbox/amount_generator@37060 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Document/BusinessProcess.py

@@ -629,8 +629,9 @@ class BusinessProcess(Path, XMLObject):
     API less uniform.
     """
     remaining_trade_phase_list = []
+    trade_state = business_link.getSuccessor()
     for link in [x for x in self.objectValues(portal_type="Business Link") \
-        if x.getPredecessorValue() == trade_state]:
+        if x.getPredecessor() == trade_state]:
       # XXX When no simulations related to link, what should link.isCompleted return?
       #     if True we don't have way to add remaining trade phases to new movement
       if not (link.getRelatedSimulationMovementValueList(explanation) and