This reverts commit 6a87a478.

Reason for revert: breaks ubsan

Original change's description:
> [atomics] Wire up 64 bit atomic Wait in JS
> 
> Bug: v8:8100
> Change-Id: Ia93319493352e81e727596582cbb23e6e7d604fd
> Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1728260
> Commit-Queue: Joshua Litt <joshualitt@chromium.org>
> Reviewed-by: Jakob Kummerow <jkummerow@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#63040}

TBR=jkummerow@chromium.org,joshualitt@chromium.org

Change-Id: Iac014af8238d4eef8fc95128b4603b8118ed3dc4
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: v8:8100
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1733387
Auto-Submit: Joshua Litt <joshualitt@chromium.org>
Commit-Queue: Jakob Kummerow <jkummerow@chromium.org>
Reviewed-by: Jakob Kummerow <jkummerow@chromium.org>
Cr-Commit-Position: refs/heads/master@{#63046}