Revert of [es6] Match ArrayBuffer constructor behavior of Firefox. (patchset #1 id:1 of https://codereview.chromium.org/1497163002/ )

Reason for revert:
Blocks the roll:
https://codereview.chromium.org/1497763004/

Original issue's description:
> [es6] Match ArrayBuffer constructor behavior of Firefox.
>
> We choose to deliberately violate the ES2015 specification and implement
> the ArrayBuffer constructor in a way that matches Firefox and Safari
> instead.
>
> BUG=v8:4592
> LOG=n
>
> Committed: https://crrev.com/8aae841ce26f01f3535e54af3a58fb7c65833eb7
> Cr-Commit-Position: refs/heads/master@{#32597}

TBR=jarin@chromium.org,bmeurer@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=v8:4592

Review URL: https://codereview.chromium.org/1496293002

Cr-Commit-Position: refs/heads/master@{#32605}