Reland "Reland: 'Add utility file with code to test form eligibility'"

This is a reland of commit 0979e97bd994517a9ef092a5d12e43d94a11dc3a

The CL is landed unchanged since the merge conflict can't not
be reproduced with the top of the tree.


Original change's description:
> Reland: 'Add utility file with code to test form eligibility'
>
> This is a reland of
> https://chromium-review.googlesource.com/c/chromium/src/+/5850210
>
> with fixed names.
>
> Bug: 365722312
> Change-Id: I8b5a8449ccdbd1e85125f6d6c32a9132ed665d3d
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5851811
> Reviewed-by: Jihad Hanna <jihadghanna@google.com>
> Commit-Queue: Matthias Körber <koerber@google.com>
> Cr-Commit-Position: refs/heads/main@{#1353491}

Bug: 365722312
Change-Id: I51b6b8b55d73178d2fcbaa137f0b17bd1206a80c
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5849802
Reviewed-by: Theo Cristea <theocristea@google.com>
Commit-Queue: Matthias Körber <koerber@google.com>
Auto-Submit: Matthias Körber <koerber@google.com>
Cr-Commit-Position: refs/heads/main@{#1353593}