debugd: Fix segment count for the PPDCache folder.

The file name is included in the segment count so it should
be increased to six.

BUG=chromium:670037
TEST=Add a printer with the dbus client using a PPDCache path.
Change-Id: Ia9ad576667cdb36eca3aa3dd907d21db28b28b7c
Reviewed-on: https://chromium-review.googlesource.com/415430
Commit-Ready: Sean Kau <skau@chromium.org>
Tested-by: Sean Kau <skau@chromium.org>
Reviewed-by: Justin Carlson <justincarlson@google.com>
Reviewed-by: Mike Frysinger <vapier@chromium.org>
1 file changed