R=clemensh@chromium.org
BUG=v8:9429,v8:9396

Change-Id: I35c6ef903e760ac3797ebe51722b4e6bccd4d105
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1690945Reviewed-by: Clemens Hammacher <clemensh@chromium.org>
Commit-Queue: Michael Starzinger <mstarzinger@chromium.org>
Cr-Commit-Position: refs/heads/master@{#62567}