Symlink update and stateful payloads for all image flags.

We introduced a bug in a previous CL where we stopped symlinking stateful
and update payloads when determing which payload to use.

BUG=chromium:279621
TEST=image_to_live with --image / --payload

Change-Id: Ib737b65392d1ad5250185337037650fc8af313f9
Reviewed-on: https://chromium-review.googlesource.com/167146
Tested-by: Chris Sosa <[email protected]>
Reviewed-by: Don Garrett <[email protected]>
Commit-Queue: Chris Sosa <[email protected]>
1 file changed