flags: assign upcoming-ui-features

The plan is to just allow this flag to expire.

Bug: None
Change-Id: I1dc6dcf008de71d852666a9ad79469343f008dc5
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1529199
Commit-Queue: Elly Fong-Jones <ellyjones@chromium.org>
Commit-Queue: Robert Liao <robliao@chromium.org>
Auto-Submit: Elly Fong-Jones <ellyjones@chromium.org>
Reviewed-by: Robert Liao <robliao@chromium.org>
Cr-Commit-Position: refs/heads/master@{#641710}
1 file changed