since...

commit 1ce99678
Author: Stephan Bergmann <sbergman@redhat.com>
Date:   Tue Aug 18 15:23:03 2015 +0200

    Simplify from ucbhelper::getSystemPathFromFileURL to osl::FileBase

    (vnd.sun.star.wfs is long gone)

Change-Id: I91a72bd9104df2e0ab640b67d0ec34fc172c36e9