Revert of VectorICs: turn on vectors for STORE and KEYED_STORE ics. (patchset #1 id:1 of https://codereview.chromium.org/1396523005/ )

Reason for revert:
We harvested enough information now about the windows crash. We'll investigate that and reland when fixed.

Original issue's description:
> VectorICs: turn on vectors for STORE and KEYED_STORE ics.
>
> R=jkummerow@chromium.org
> BUG=
>
> Committed: https://crrev.com/52225f39df578e77b4804506ca4bc15e096f5cab
> Cr-Commit-Position: refs/heads/master@{#31252}
>
> Committed: https://crrev.com/31487015de401892b4d12b5faef0c47c201308da
> Cr-Commit-Position: refs/heads/master@{#31305}

TBR=jkummerow@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=

Review URL: https://codereview.chromium.org/1406163002

Cr-Commit-Position: refs/heads/master@{#31325}