Change factory_install to use new partitioning system

BUG=none
TEST=Run full factory install process

Change-Id: I77fb266b43fb255d7e9465bf35302e3e0e07c162
Reviewed-on: https://gerrit.chromium.org/gerrit/34104
Reviewed-by: Hung-Te Lin <hungte@chromium.org>
Commit-Ready: Liam McLoughlin <lmcloughlin@chromium.org>
Tested-by: Liam McLoughlin <lmcloughlin@chromium.org>
1 file changed