This is part of the refactoring to allow exporting more information about test
execution to the recipes and upload this information to ChromePerf.

This fixes running secondary even after primary run fails, which will allow us
to differentiate between test and infra failures as latter ones will also affect
refbuilds and re-runs without patch.

R=machenbach@chromium.org, tmrts@chromium.org

Bug: chromium:841700
Change-Id: I29ce49d2f8c5e73158f1d41a73c51f2b35929f36
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1570006
Commit-Queue: Sergiy Belozorov <sergiyb@chromium.org>
Reviewed-by: Michael Achenbach <machenbach@chromium.org>
Cr-Commit-Position: refs/heads/master@{#60946}