This is needed to build binaries for arm64 perf testers.

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

Bug: chromium:920557
Change-Id: I77cea8389b62835a67f221ae26d6682a110ba609
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1605947
Commit-Queue: Sergiy Belozorov <sergiyb@chromium.org>
Reviewed-by: Michael Achenbach <machenbach@chromium.org>
Cr-Commit-Position: refs/heads/master@{#61613}