GitLab

Remove the code for the divider line that is no longer used in the new
layout.

Bug: 1143472
Change-Id: I80c06e671de8bd061c983a47c9755064a1509c6b
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2567503Reviewed-by: Theresa  <twellington@chromium.org>
Reviewed-by: Donn Denman <donnd@chromium.org>
Commit-Queue: Eric Lawrence [MSFT] <ericlaw@microsoft.com>
Cr-Commit-Position: refs/heads/master@{#833177}