toolchain: Add a new artifact type for Android/Linux profiles.

We merge recent benchmark profiles as the prod profile for
Android/Linux Chrome, so it's the best if we use an individual
artifact type for this artifacts.

BUG=chromium:1092541
TEST=./generate.sh

Change-Id: Iebb90f18a8cccf8e1946cedc0296cc458355cbae
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/infra/proto/+/2242290
Tested-by: Tiancong Wang <tcwang@google.com>
Reviewed-by: LaMont Jones <lamontjones@chromium.org>
Commit-Queue: Tiancong Wang <tcwang@google.com>
4 files changed