use types tool API.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@35148 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Type/Core/Folder.py

@@ -1425,7 +1425,7 @@ class Folder(CopyContainer, CMFBTreeFolder, CMFHBTreeFolder, Base, FolderMixIn,
   def contentValues(self, *args, **kw):
     # Returns a list of documents contained in this folder.
     # ( no docstring to prevent publishing )
-    portal_type_id_list = self._getTypesTool().objectIds()
+    portal_type_id_list = self._getTypesTool().listContentTypes()
     filter_kw = kw.pop('filter', None) or {}
     portal_type = kw.pop('portal_type', None)
     if 'portal_type' in filter_kw: