Revert the previous change partly, because searchRuleList omits invalidated rules, so even if searchRuleList does not return a rule, it can be due to the validation state instead of the result of a test method.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@37781 20353a03-c40f-0410-a6d1-a30d3c3de9de