Revert of [Turbofan] Change AlignSavedCalleeRegisterSlots to AlignFrame. (patchset #2 id:20001 of https://codereview.chromium.org/2124983004/ )

Reason for revert:
Speculative revert to fix perf regression:
https://bugs.chromium.org/p/chromium/issues/detail?id=627803

Original issue's description:
> [Turbofan] Change AlignSavedCalleeRegisterSlots to AlignFrame.
> Clean up call sites.
>
> LOG=N
> BUG=v8:4124
>
> Committed: https://crrev.com/d8d75782fb90da21b92ca3dda59cfa3088ad3912
> Cr-Commit-Position: refs/heads/master@{#37650}

TBR=bmeurer@chromium.org,mtrofin@chromium.org,danno@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=v8:4124

Review-Url: https://codereview.chromium.org/2151563003
Cr-Commit-Position: refs/heads/master@{#37732}