Too many side conditions are possible with implicit array of
references in array mode. Propagate new ReferenceOrRefArray
parameter class to indicate the preferred return type for
arguments to functions whose parameters explicitly handle array of
references.

Change-Id: I1f01266495c2ef1941ffe0cb7c2e0a5ae0bb7e69
Reviewed-on: https://gerrit.libreoffice.org/63201Reviewed-by: Eike Rathke <erack@redhat.com>
Tested-by: Jenkins