... by removing some obsolete code.

Bug: v8:7790
Change-Id: Iad31b60de5905ba05e1c622e81c3234071752e9f
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3124806
Commit-Queue: Georg Neis <neis@chromium.org>
Reviewed-by: Jakob Gruber <jgruber@chromium.org>
Cr-Commit-Position: refs/heads/main@{#76584}