GitLab

Ensure value change, selection and active descendants are fired
appropriately as omnibox suggestion button focus hint is set/cleared.

Bug: 1109780
Change-Id: I9ac05eff463eca1af29cdf9c9a7a816c21e84440
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2337234
Commit-Queue: Aaron Leventhal <aleventhal@chromium.org>
Reviewed-by: Tommy Li <tommycli@chromium.org>
Cr-Commit-Position: refs/heads/master@{#795013}