TBR=sergiyb@chromium.org

Bug: v8:8174, v8:8457
Change-Id: Ie87eddcc6986e1c724040b11b036b502e399dd05
Reviewed-on: https://chromium-review.googlesource.com/c/1404437Reviewed-by: Sergiy Belozorov <sergiyb@chromium.org>
Commit-Queue: Michael Achenbach <machenbach@chromium.org>
Cr-Commit-Position: refs/heads/master@{#58735}