The change is needed by qdoc to work after
https://codereview.qt-project.org/#change,51141



Change-Id: I4e97ef5957d2afc15aa314b73a49f4a22b01029e
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@digia.com>
Reviewed-by: Frederik Gladhorn <frederik.gladhorn@digia.com>