GitLab

With this feature, votes for the |CREDIT_CARD_VERIFICATION_CODE|-type
are generated for fields which either have the CVC value, which was used
to unlock the server-cards, or are heuristically detected to be most
likely the CVC field of a credit-card form.

Bug: 
Change-Id: If3b54afb801dec4aec5856a5f97a68cee56870fb
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1762215
Commit-Queue: Matthias Körber <koerber@google.com>
Reviewed-by: Maxim Kolosovskiy <kolos@chromium.org>
Reviewed-by: Christos Froussios <cfroussios@chromium.org>
Cr-Commit-Position: refs/heads/master@{#692111}