Embarrassingly, while integrating VerifyRegExpSyntax into SpiderMonkey,
I realized that I had refactored away the RegExpCompileData* argument,
which is necessary for emitting error messages when parsing fails.

Bug: v8:10406
Change-Id: Iaa8cd1f944bbf058ccc03c052b5ec0563b7c2e99
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2219415Reviewed-by: Jakob Gruber <jgruber@chromium.org>
Commit-Queue: Jakob Gruber <jgruber@chromium.org>
Cr-Commit-Position: refs/heads/master@{#68033}