GitLab

1. Added EG tests for the managed items and click actions.
2. Added constants to autofill_constants and formatted the existing ones.
3. Improved the helper api by:
- adding scroll action to avoid issue while testing on small screens.
- simplify the parameters.

Bug: 131052
Change-Id: Ibe507443a07b1fe7e5c2374bf8b5a1436b43461b
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2441191Reviewed-by: Rohit Rao <rohitrao@chromium.org>
Reviewed-by: Mike Dougherty <michaeldo@chromium.org>
Reviewed-by: Gauthier Ambard <gambard@chromium.org>
Commit-Queue: Tina Wang <tinazwang@chromium.org>
Cr-Commit-Position: refs/heads/master@{#813917}