Revert of Mark overflow-scrollbar-combinations and its virtual equivalents as NeedsRebaseline (patchset #1 id:1 of https://codereview.chromium.org/1409203004/ )

Reason for revert:
Reason for revert:
Unneeded covered by https://codereview.chromium.org/1432933002

Original issue's description:
> Mark overflow-scrollbar-combinations and its virtual equivalents as NeedsRebaseline
>
> More fallout from https://codereview.chromium.org/1414493004. These were
> marked as NeedsRebaseline previously, but it's still failing :(
>
> BUG=553553,532910
> TBR=noel@chromium.org
>
> Committed: https://chromium.googlesource.com/chromium/src/+/098bf9aced027bb660dc4b10679fd7f48e70aad0

TBR=leviw@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=553553,532910

Review URL: https://codereview.chromium.org/1415633006

Cr-Commit-Position: refs/heads/master@{#358756}
1 file changed