Reason for revert:
Seems to break GC stress.
Original issue's description:
> [turbofan] Fix deoptimization of boolean bit constants.
>
> BUG=chromium:664490
TBR=bmeurer@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=chromium:664490
Review-Url: https://codereview.chromium.org/2502613002
Cr-Commit-Position: refs/heads/master@{#40961}