Use new Operator API to render as SearchText.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@25815 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ZSQLCatalog/SearchKey/SearchKey.py

@@ -113,7 +113,7 @@ class SearchKey(object):
 
   @profiler_decorator
   def buildSearchTextExpression(self, operator, value, column=None):
-    operator_text = operator.getOperator()
+    operator_text = operator.getOperatorSearchText()
     if column is None:
       column = self.getColumn()
     if isinstance(value, (list, tuple)):