We can remove some of the method definitions, as well as the
sloppy-ness from the method.

Bug: v8:6949, v8:11384
Change-Id: I04880daa3fcce097b79009f12bd24128a47c2c80
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2690591Reviewed-by: Michael Stanton <mvstanton@chromium.org>
Reviewed-by: Ross McIlroy <rmcilroy@chromium.org>
Reviewed-by: Mythri Alle <mythria@chromium.org>
Commit-Queue: Santiago Aboy Solanes <solanes@chromium.org>
Cr-Commit-Position: refs/heads/master@{#72867}