minijail: Read all cmdline options before setting up seccomp filters.

BUG=chromium:396832
TEST=security_Minijail_seccomp on daisy_spring.

Change-Id: Ic310059a4fd000fd5132ad9b1e864ab35db891a3
Reviewed-on: https://chromium-review.googlesource.com/209680
Tested-by: Jorge Lucangeli Obes <jorgelo@chromium.org>
Reviewed-by: Nam Nguyen <namnguyen@chromium.org>
Commit-Queue: Jorge Lucangeli Obes <jorgelo@chromium.org>
1 file changed