Changes to include fast app reinstall in chrome://flags.

retry of submitted CL https://chromium-review.googlesource.com/c/chromium/src/+/1484391.


Bug: 911427
Change-Id: Iedc7fde60fd412f3e8f9e548fd6ada85e693fcb4
Reviewed-on: https://chromium-review.googlesource.com/c/1490357
Reviewed-by: Elly Fong-Jones <ellyjones@chromium.org>
Reviewed-by: Jenny Zhang <jennyz@chromium.org>
Reviewed-by: Alex Newcomer <newcomer@chromium.org>
Commit-Queue: Rob Schonberger <robsc@chromium.org>
Cr-Commit-Position: refs/heads/master@{#636058}
5 files changed