GitLab

This includes:
- Moving the mapping between autofill credit card types and types
  defined in the spec to components/autofill.
- Adding the basic credit card response type from the spec.

BUG=602666

Committed: https://crrev.com/c3d5660f6d497ea5dffc885f198cefdc7aabad83
Review-Url: https://codereview.chromium.org/2285523002
Cr-Original-Commit-Position: refs/heads/master@{#415351}
Cr-Commit-Position: refs/heads/master@{#416329}