tree b9a7950f0c40451a965d06c0a7a15c2d9db925b0
parent 1d7f69728e327f1959c05ad47bab7201b5026c65
author Dean Liao <deanliao@chromium.org> 1419500473 +0800
committer ChromeOS Commit Bot <chromeos-commit-bot@chromium.org> 1420587823 +0000

CHERRY-PICK: Modify scan to accept predefined value.

BUG=None
TEST=run on DUT

Reviewed-on: https://chromium-review.googlesource.com/237681
Commit-Queue: Dean Liao <deanliao@chromium.org>
Tested-by: Dean Liao <deanliao@chromium.org>
Reviewed-by: Dean Liao <deanliao@chromium.org>
Change-Id: Id760168060d6035161d3232e0bf361a6a31e2612
Reviewed-on: https://chromium-review.googlesource.com/238669
Reviewed-by: Hung-Te Lin <hungte@chromium.org>