Not only temp object can have no portal_type definition.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@37186 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Type/Base.py

@@ -3201,8 +3201,8 @@ class Base( CopyContainer,
       """
       searchable_text_list = []
       portal_type = self.portal_types.getTypeInfo(self)
-      if portal_type is None and self.isTempDocument():
-        # if it's a temp object we have no portal_type definition
+      if portal_type is None:
+        # it can be a temp object or a tool (i.e. Activity Tool) for which we have no portal_type definition
         # so use definition of 'Base Type' for searchable methods & properties
         portal_type = self.portal_types.getTypeInfo('Base Type')
       searchable_text_method_id_list = []