init: add FACTORY_RETURN_AFTER_WIPING flag in clobber-state

When in-place wiping we use FACTORY_RETURN_AFTER_WIPING to return to
original script after running clobber-state. Add this flag to enable
in-place wiping.

BUG=chromium:544021
TEST=Run in-place wipe auron-paine (6459)

Change-Id: I87623b7ab65fb175a0c3aac298558f8219d1178d
Reviewed-on: https://chromium-review.googlesource.com/309012
Reviewed-by: Bowgo Tsai <[email protected]>
Commit-Queue: Shun-Hsing Ou <[email protected]>
Tested-by: Shun-Hsing Ou <[email protected]>
1 file changed