GitLab

This is a reland of 012bea0a, with flacky
test deleted.

Original change's description:
> [autofill assistant] Introduce small delay between key presses.
>
> Introduce a small delay between key presses while simulate_key_presses
> is true. This hopefully will allow any JS from the website to have time
> to process the events.
>
> Bug: b/124505757
> Change-Id: I3ab90bde3434043ae9988a9e0b7ff43fdf6e86fb
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1567920
> Commit-Queue: Hui Wu <wuandy@chromium.org>
> Reviewed-by: Clemens Arbesser <arbesser@google.com>
> Cr-Commit-Position: refs/heads/master@{#652013}

Bug: b/124505757
Change-Id: Ieb9153190ec7c80fc4debde93b3159df6f70ce88
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1573642Reviewed-by: Clemens Arbesser <arbesser@google.com>
Commit-Queue: Hui Wu <wuandy@chromium.org>
Cr-Commit-Position: refs/heads/master@{#652249}