GitLab

Replace these with explicit uses of the setters. In one case, this
allows the client code to not subclass WidgetDelegate any more.

Bug: 1075649
Change-Id: Icb8f9afa9c90350fe9ef547d701fce834fed0642
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2202388
Commit-Queue: Elly Fong-Jones <ellyjones@chromium.org>
Reviewed-by: Scott Violet <sky@chromium.org>
Cr-Commit-Position: refs/heads/master@{#769275}