..without relying on macros directly inside the class.

Change-Id: If06934e3b54cdd65b393c23ec6bf62af2fd39dfa
Bug: v8:7793
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1615256
Commit-Queue: Sigurd Schneider <sigurds@chromium.org>
Reviewed-by: Tobias Tebbi <tebbi@chromium.org>
Cr-Commit-Position: refs/heads/master@{#61727}