Document That Views CLs Should Be Sent to chromium-ui-views-reviews@google.com

Exception: If you want a specific reviewer's expertise, it's fine to
send the CL directly to that reviewer.

This helps us to load balance incoming code reviews.

Change-Id: Ia551a6638c6a730f8ce8e118c87c76374c21fe6b
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2304448Reviewed-by: Allen Bauer <kylixrd@chromium.org>
Commit-Queue: Robert Liao <robliao@chromium.org>
Cr-Commit-Position: refs/heads/master@{#789637}

ui/views/OWNERS

-# Prefer tapted@ for mac specific changes.
+# Note: Unless you want a specific reviewer's expertise, please send CLs to
+# chromium-ui-views-reviews@google.com rather than to specific individuals.
+# These CLs will be automatically reassigned to a reviewer within about
+# 5 minutes. This approach helps our team to load-balance incoming reviews.
+# Googlers can read more about this at go/gwsq-gerrit.
 
 kylixrd@chromium.org
 msw@chromium.org
@@ -9,7 +13,7 @@ sky@chromium.org
 tapted@chromium.org
 weili@chromium.org
 
-# Prefer ellyjones@ for any changes to these files.
+# Prefer ellyjones@ or tapted@ for mac specific changes.
 per-file *_mac.*=ellyjones@chromium.org
 per-file *_cocoa.*=ellyjones@chromium.org
 per-file *.mm=ellyjones@chromium.org