Remove unused 'autotest' directory (real one's in autotest repo).

There are three tests in the local autotest directory. All of them have been
moved to the autotest repository long ago.

BUG=none
BRANCH=none
TEST=trybot

Change-Id: I53d858db44bd2f84de8a7d61995ebe3d737eaebe
Signed-off-by: Bill Richardson <wfrichar@chromium.org>
Reviewed-on: https://gerrit.chromium.org/gerrit/45994
Reviewed-by: Randall Spangler <rspangler@chromium.org>
8 files changed