This reverts commit f967d3e9.

Reason for revert: Tanks Mandreel again. Needs investigation.

Original change's description:
> [turbofan] Handle comparison operations in early lowering.
> 
> This handles comparison operations (equality and relational) having
> number feedback during the early type-hint lowering (i.e. during graph
> construction).
> 
> R=​bmeurer@chromium.org
> 
> Change-Id: I97afd6c0d78a790ce38b731f2532ca18d812a32c
> Reviewed-on: https://chromium-review.googlesource.com/444766
> Reviewed-by: Benedikt Meurer <bmeurer@chromium.org>
> Commit-Queue: Michael Starzinger <mstarzinger@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#43315}

TBR=mstarzinger@chromium.org,bmeurer@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true

Change-Id: Iec335827fe841ac6f1bd45ce095d0a741b2ff5b5
Reviewed-on: https://chromium-review.googlesource.com/445177Reviewed-by: Michael Starzinger <mstarzinger@chromium.org>
Commit-Queue: Michael Starzinger <mstarzinger@chromium.org>
Cr-Commit-Position: refs/heads/master@{#43326}