Removing the 'native' flag from ParseInfo removed the last use-site
of this flag.

R=jgruber@chromium.org

Bug: v8:9043
Change-Id: I0e28d77c571c25c7925e8e372e631a9630492c25
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1550705Reviewed-by: Jakob Gruber <jgruber@chromium.org>
Commit-Queue: Simon Zünd <szuend@chromium.org>
Cr-Commit-Position: refs/heads/master@{#60700}