Revert of Add autocomplete values for CSS contain (patchset #1 id:1 of https://codereview.chromium.org/2085523003/ )

Reason for revert:
https://chromium.googlesource.com/chromium/src/+/f2168263f19ab4f81c56d6258db7d9e6fa0b07fb already fixes this

Original issue's description:
> DevTools: Add autocomplete values for CSS contain
>
> BUG=619844
>
> Committed: https://crrev.com/ae37548c093fd06e2c99e9ddcb3b18e36759b07d
> Cr-Commit-Position: refs/heads/master@{#402270}

TBR=dgozman@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=619844

Review-Url: https://codereview.chromium.org/2101083002
Cr-Commit-Position: refs/heads/master@{#402339}
1 file changed