These are either unused or have been defined in the
shared-macro-assembler.

Bug: v8:11589
Change-Id: I161c60c33641db7d68ce25ff7da8366a19db1a20
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3123637Reviewed-by: Adam Klein <adamk@chromium.org>
Commit-Queue: Zhi An Ng <zhin@chromium.org>
Cr-Commit-Position: refs/heads/main@{#76547}