The space does not have a FreeList and the cast to PagedSpace is UB.

Bug: chromium:792105
Change-Id: If566374ab87374302a209a9ba4a15ce7c198a4e0
Reviewed-on: https://chromium-review.googlesource.com/809145Reviewed-by: Ulan Degenbaev <ulan@chromium.org>
Commit-Queue: Michael Lippautz <mlippautz@chromium.org>
Cr-Commit-Position: refs/heads/master@{#49878}