GitLab

threaded-rendering@chromium.org doesn't exist. Change the name to valid
threaded-rendering-dev@.
As tdresser@ suggested, we should try to avoid including
public lists as owners. Updated the two entries created by me.

Bug: 
Change-Id: Idac0ea44dbdf4d30e4ff0199ada90d76e0559737
Reviewed-on: https://chromium-review.googlesource.com/579959Reviewed-by: Jesse Doherty <jwd@chromium.org>
Commit-Queue: Yi Gu <yigu@chromium.org>
Cr-Commit-Position: refs/heads/master@{#488432}