add force_run utilities to help testing flashrom write protection stuff

to run these tests, do
 ../../bin/autotest force_run

You need to first run factory_EnableWriteProtect
then hardware_EepromWriteProtect to verify it.

BUG=chrome-os-partner:842
TEST=manual

Change-Id: I3692d12a86be0e161149cebcb421a81170447b3d

Review URL: http://codereview.chromium.org/3159033
2 files changed