This DCHECK does not hold for compaction spaces that may go over the limit
with large semi-spaces and small old generation size maxima.

Bug: chromium:855960
Change-Id: I39eea4c974b94c170e7314471fb1c50f9a1a2b45
Reviewed-on: https://chromium-review.googlesource.com/1126392Reviewed-by: Michael Lippautz <mlippautz@chromium.org>
Commit-Queue: Hannes Payer <hpayer@chromium.org>
Cr-Commit-Position: refs/heads/master@{#54226}