V8 can no longer produce the data this script used to consume.

Bug: v8:10933
Change-Id: Ia78f24b34ce84e19a1a0bf98c75f1ca5de36618e
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2435228
Auto-Submit: Jakob Kummerow <jkummerow@chromium.org>
Commit-Queue: Sathya Gunasekaran  <gsathya@chromium.org>
Reviewed-by: Sathya Gunasekaran  <gsathya@chromium.org>
Cr-Commit-Position: refs/heads/master@{#70189}