Fix contentValues of ERP5 Category Tool

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@30213 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Tool/CategoryTool.py

@@ -56,6 +56,8 @@ class CategoryTool(CopyContainer, CMFCategoryTool, BaseTool):
     # Declarative Security
     security = ClassSecurityInfo()
 
+    objectValues = BaseTool.objectValues
+
     # Filter content (ZMI))
     def filtered_meta_types(self, user=None):
         # Filters the list of available meta types.

product/ERP5Type/Core/Folder.py

@@ -1407,10 +1407,7 @@ class Folder(CopyContainer, CMFBTreeFolder, CMFHBTreeFolder, Base, FolderMixIn,
         else:
           object_list = CMFHBTreeFolder.objectValues(self)
     else:
-      if self._tree is None:
-        object_list = []
-      else:
-        object_list = CMFBTreeFolder.objectValues(self, spec=spec)
+      object_list = CMFBTreeFolder.objectValues(self, spec=spec)
     if portal_type is not None:
       if type(portal_type) == type(''):
         portal_type = (portal_type,)