This is a straight copy of the appropriate files. They are not
compiled yet. I'm separating out the two patches so that it's easy
to see what changed.
Bug=v8:13477
Change-Id: I2177cc08ff3a74cc7be70bb5ca9c981c0c316814
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/4006234
Auto-Submit: Scott Violet <sky@chromium.org>
Reviewed-by: Hannes Payer <hpayer@chromium.org>
Commit-Queue: Hannes Payer <hpayer@chromium.org>
Cr-Commit-Position: refs/heads/main@{#84563}
