GitLab

Revert of Access SigninErrorProvider through ChromeBrowserProvider. (patchset #1 id:1 of https://chromiumcodereview.appspot.com/2437003003/ )

Reason for revert:
Will break the autoroller (need to be split in two).

Original issue's description:
> Access SigninErrorProvider through ChromeBrowserProvider.
>
> BUG=475439

TBR=bzanotti@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=475439

Review-Url: https://chromiumcodereview.appspot.com/2435053003
Cr-Commit-Position: refs/heads/master@{#426559}