Remove careOf field from PaymentAddress.

Remove careOf field from PaymentAddress.

Intent to deprecate and remove in M56:
https://groups.google.com/a/chromium.org/forum/#!topic/blink-dev/WhUAKyc0O80

Feature dashboard:
https://www.chromestatus.com/feature/5728579069411328

BUG=648049
Committed: https://crrev.com/64b394a9db0ef6ba58279c5fc26a3dbce4324bdb
Cr-Commit-Position: refs/heads/master@{#428195}

[please use gerrit instead, 2016-10-27 17:47:49]

The CQ bit was checked by rouslan@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2016-10-27 17:48:23]

Dry run: CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[please use gerrit instead, 2016-10-27 20:35:16]

The CQ bit was checked by rouslan@chromium.org to run a CQ dry run

[please use gerrit instead, 2016-10-27 20:35:56]

rouslan@chromium.org changed reviewers:
+ foolip@chromium.org

[please use gerrit instead, 2016-10-27 20:35:57]

foolip, ptal

[commit-bot: I haz the power, 2016-10-27 20:36:03]

Dry run: CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[foolip, 2016-10-27 21:23:33]

lgtm

[please use gerrit instead, 2016-10-27 21:24:25]

The CQ bit was unchecked by rouslan@chromium.org

[please use gerrit instead, 2016-10-27 21:24:38]

The CQ bit was checked by rouslan@chromium.org

[commit-bot: I haz the power, 2016-10-27 21:25:20]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2016-10-27 23:14:49]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2016-10-27 23:20:02]

Description was changed from

==========
Remove careOf field from PaymentAddress.

Intent to deprecate and remove in M56:
https://groups.google.com/a/chromium.org/forum/#!topic/blink-dev/WhUAKyc0O80

Feature dashboard:
https://www.chromestatus.com/feature/5728579069411328

BUG=648049
==========

to

==========
Remove careOf field from PaymentAddress.

Intent to deprecate and remove in M56:
https://groups.google.com/a/chromium.org/forum/#!topic/blink-dev/WhUAKyc0O80

Feature dashboard:
https://www.chromestatus.com/feature/5728579069411328

BUG=648049

Committed: https://crrev.com/64b394a9db0ef6ba58279c5fc26a3dbce4324bdb
Cr-Commit-Position: refs/heads/master@{#428195}
==========

[commit-bot: I haz the power, 2016-10-27 23:20:03]

Patchset 2 (id:??) landed as
https://crrev.com/64b394a9db0ef6ba58279c5fc26a3dbce4324bdb
Cr-Commit-Position: refs/heads/master@{#428195}