Revert of track global accesses to constant types (patchset #15 id:280001 of https://codereview.chromium.org/
1062163005/)
Reason for revert:
[Sheriff] Speculative revert for maybe breaking layout tests, e.g.
http://build.chromium.org/p/client.v8/builders/V8-Blink%20Linux%2032/builds/2589
Will reland if it doesn't help.
Original issue's description:
> track global accesses to constant types
>
> BUG=
TBR=verwaest@chromium.org,dcarney@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=
Review URL: https://codereview.chromium.org/
1094313003
Cr-Commit-Position: refs/heads/master@{#27982}