Address issues from hot-key code review.

BUG=chrome-os-partner:8498
TEST=Manual

Change-Id: Ib5ffc2b027c2994abc5a3c7ce941ecf5f4ae4a5b
Reviewed-on: https://gerrit.chromium.org/gerrit/18431
Commit-Ready: Jon Salz <jsalz@chromium.org>
Reviewed-by: Jon Salz <jsalz@chromium.org>
Tested-by: Jon Salz <jsalz@chromium.org>
2 files changed