This handles non-strict equality comparison operations having number
feedback during the early type-hint lowering (i.e. during graph
construction).

R=jarin@chromium.org

Change-Id: I1db67e78312934bbb20aee775979797420ff2581
Reviewed-on: https://chromium-review.googlesource.com/455796Reviewed-by: Jaroslav Sevcik <jarin@chromium.org>
Commit-Queue: Michael Starzinger <mstarzinger@chromium.org>
Cr-Commit-Position: refs/heads/master@{#43824}