[Autofill] Fix heuristics to detect cc-number on united.com.

[Autofill] Fix heuristics to detect cc-number on united.com.

The reason was that one of the cc-number fields has type="password", and we didn't support this type for cc-number fields.

BUG=591166, 598873
Review URL: https://codereview.chromium.org/1754793003

Cr-Commit-Position: refs/heads/master@{#379287}
(cherry picked from commit d5a83da5b2571eeb25b61f4b4bd6424b0695fb33)

Committed: https://chromium.googlesource.com/chromium/src/+/71634987bfffd49d609d37ae4a9747c17b6e291e

[Justin Donnelly, 2016-04-04 17:30:05]

Description was changed from

==========
[Autofill] Fix heuristics to detect cc-number on united.com.

The reason was that one of the cc-number fields has type="password", and we
didn't support this type for cc-number fields.

BUG=591166

Review URL: https://codereview.chromium.org/1754793003

Cr-Commit-Position: refs/heads/master@{#379287}
(cherry picked from commit d5a83da5b2571eeb25b61f4b4bd6424b0695fb33)
==========

to

==========
[Autofill] Fix heuristics to detect cc-number on united.com.

The reason was that one of the cc-number fields has type="password", and we
didn't support this type for cc-number fields.

BUG=591166,598873

Review URL: https://codereview.chromium.org/1754793003

Cr-Commit-Position: refs/heads/master@{#379287}
(cherry picked from commit d5a83da5b2571eeb25b61f4b4bd6424b0695fb33)
==========

[Justin Donnelly, 2016-04-04 17:34:21]

Description was changed from

==========
[Autofill] Fix heuristics to detect cc-number on united.com.

The reason was that one of the cc-number fields has type="password", and we
didn't support this type for cc-number fields.

BUG=591166,598873

Review URL: https://codereview.chromium.org/1754793003

Cr-Commit-Position: refs/heads/master@{#379287}
(cherry picked from commit d5a83da5b2571eeb25b61f4b4bd6424b0695fb33)
==========

to

==========
[Autofill] Fix heuristics to detect cc-number on united.com.

The reason was that one of the cc-number fields has type="password", and we
didn't support this type for cc-number fields.

BUG=591166,598873

Review URL: https://codereview.chromium.org/1754793003

Cr-Commit-Position: refs/heads/master@{#379287}
(cherry picked from commit d5a83da5b2571eeb25b61f4b4bd6424b0695fb33)

Committed:
https://chromium.googlesource.com/chromium/src/+/71634987bfffd49d609d37ae4a97...
==========

[Justin Donnelly, 2016-04-04 17:34:22]

Committed patchset #1 (id:1) manually as
71634987bfffd49d609d37ae4a9747c17b6e291e (tree was closed).