The unprintablenames test was designed to prevent an old failure in
QDir from returning, but the test can't be run reliably on some
file-systems and certainly isn't going to achieve its goal when it's
commented out.
Change-Id: Ib4cb965d59c291ab2436130b87e865ac21b9b483
Reviewed-on: http://codereview.qt-project.org/5956
Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Rohan McGovern <rohan.mcgovern@nokia.com>