This reverts commit 087e9daa.

Reason for revert: https://build.chromium.org/p/client.v8.ports/builders/V8%20Mips%20-%20builder/builds/15549

Original change's description:
> [builtins] Update off-heap-safe list
> 
> TBR=yangguo@chromium.org
> 
> Bug: v8:6666
> Change-Id: I70ba2ecbc259431b571a2e5611494dd7725f2aa6
> Reviewed-on: https://chromium-review.googlesource.com/937302
> Reviewed-by: Jakob Gruber <jgruber@chromium.org>
> Commit-Queue: Jakob Gruber <jgruber@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#51567}

TBR=yangguo@chromium.org,jgruber@chromium.org

Change-Id: If37f28e0bfbd1fe495ec425d8306aa081e75eca4
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: v8:6666
Reviewed-on: https://chromium-review.googlesource.com/937303Reviewed-by: Jakob Gruber <jgruber@chromium.org>
Commit-Queue: Jakob Gruber <jgruber@chromium.org>
Cr-Commit-Position: refs/heads/master@{#51569}