Run config update after firmware update for touch devices.

BUG=chrome-os-partner:18213
TEST=Run test on a machine with a newer touchscreen firmware
version. Verify test passes and the VerifyTouchDeviceFirmware
also passes without needing a reboot.

Change-Id: I46cb28774840cf0210021ddf3207ab690b5a9032
Reviewed-on: https://gerrit.chromium.org/gerrit/45376
Tested-by: Dave Parker <dparker@chromium.org>
Reviewed-by: Benson Leung <bleung@chromium.org>
Commit-Queue: Dave Parker <dparker@chromium.org>
1 file changed