Let us clear the console path

There was a bad comparison previously, so empty values could not
be used, and would not have cleared the console path in any case.
Make this possible.

Change-Id: I6857bd9c6c347da96a1221d2d824942aed603f0a
Bug-Url: https://bugzilla.redhat.com/show_bug.cgi?id=1153922
Signed-off-by: Ryan Barry <rbarry@redhat.com>