GitLab

Use FillLayoutManager for client view; remove the use of Layout()
call.

BUG=1005568

Change-Id: I0692f1e9bfefcca2b1a27bfe1baf1bcf10fe9044
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1842409
Commit-Queue: Peter Kasting <pkasting@chromium.org>
Reviewed-by: Peter Kasting <pkasting@chromium.org>
Cr-Commit-Position: refs/heads/master@{#704930}