This saves about 80,000 LoC after preprocessor expansion.

Bug: v8:8562
Change-Id: I67b20edb73b801ddcc2937b84468241e3076535f
Reviewed-on: https://chromium-review.googlesource.com/c/1425906Reviewed-by: Peter Marshall <petermarshall@chromium.org>
Commit-Queue: Sigurd Schneider <sigurds@chromium.org>
Cr-Commit-Position: refs/heads/master@{#58989}