[Autofill] Browser tests for missing expiration date flow.

Bug: 899057
Change-Id: I9a79e9a280ec0a937b44afd319f0dc3e516aef0f
Reviewed-on: https://chromium-review.googlesource.com/c/1321471
Commit-Queue: Hao Zhang <hozhng@google.com>
Reviewed-by: Jared Saul <jsaul@google.com>
Reviewed-by: Bret Sepulveda <bsep@chromium.org>
Reviewed-by: Fabio Tirelo <ftirelo@chromium.org>
Cr-Commit-Position: refs/heads/master@{#607700}
7 files changed