Revert of [heap] Reland Concurrently free empty typed slot set chunks. (patchset #2 id:20001 of https://codereview.chromium.org/2365603002/ )

Reason for revert:
Leaks and TSAN:
https://build.chromium.org/p/client.v8/builders/V8%20Linux64%20ASAN/builds/15441
https://build.chromium.org/p/client.v8/builders/V8%20Linux64%20TSAN/builds/11867

Original issue's description:
> [heap] Reland Concurrently free empty typed slot set chunks.
>
> BUG=chromium:648568
>
> Committed: https://crrev.com/ec3835751d678c0b4a3fda47d11ffa107cd27e23
> Cr-Commit-Position: refs/heads/master@{#39630}

TBR=ulan@chromium.org,hpayer@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=chromium:648568

Review-Url: https://codereview.chromium.org/2364603002
Cr-Commit-Position: refs/heads/master@{#39632}