Revert of Replace all occurrences of RELEASE_ASSERT in wtf with CHECK. (patchset #3 id:40001 of https://codereview.chromium.org/1992873004/ )

Reason for revert:
12.5%-56.9% regression in blink_perf.layout at 395611:395672

Original issue's description:
> Replace all occurrences of RELEASE_ASSERT in wtf with CHECK.
>
> This is a reland of https://codereview.chromium.org/1840163002.
>
> Performance regressions were addressed in
> https://codereview.chromium.org/1937613002
> and https://codereview.chromium.org/1840163002.
>
> BUG=596760,599867
>
> Committed: https://crrev.com/4d0d91ff393599cb9e605b10b09eb59983145cd4
> Cr-Commit-Position: refs/heads/master@{#395624}

TBR=haraken@chromium.org,yutak@chromium.org,tkent@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=596760,599867,614852

Review-Url: https://codereview.chromium.org/2016223002
Cr-Commit-Position: refs/heads/master@{#396441}
22 files changed