Change the way passwords are updated on iOS.

The update infobar used an obsolete API. The code now mimics that on desktop.
The new username is just written to the PasswordFormManager. It decides what to do with it.

Bug: 964192
Change-Id: I9562ca1fd0fcc00a5ea1c3b43b54ec7f866fa27d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1622846
Commit-Queue: Vasilii Sukhanov <vasilii@chromium.org>
Commit-Queue: Sergio Collazos <sczs@chromium.org>
Auto-Submit: Vasilii Sukhanov <vasilii@chromium.org>
Reviewed-by: Sergio Collazos <sczs@chromium.org>
Cr-Commit-Position: refs/heads/master@{#661845}
1 file changed