os: forgotten file of submitted CL 4984051
os: forgotten file of submitted CL 4984051

R=alex.brainman
CC=golang-dev
http://codereview.appspot.com/4983053

Committer: Alex Brainman <54ba58c8441b5eff861de6b4e5ee46baf086b142@gmail.com>
abustany/go,abustany/go,abustany/go,abustany/go,abustany/go,abustany/go,abustany/go