public static void cleanupAllDescriptionExtensions() {
    { NamedDescription description = null;
      Iterator iter000 = Logic.allNamedDescriptions(null, false);

      while (iter000.nextP()) {
        description = ((NamedDescription)(iter000.value));
        if ((description.extension != null) &&
            (!(description.extension == Logic.NIL_PAGING_INDEX))) {
          description.extension.removeDeletedMembers();
        }
      }
    }
  }