The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/7e61913aaeda21fcfdbefb435d6085efdc1aa9fb

commit 7e61913aaeda21fcfdbefb435d6085efdc1aa9fb
Author: sebsg <sebsg@chromium.org>
Date: Thu Apr 27 16:07:10 2017

[Payments] Normalize shipping address change on Desktop

Also make sure that the user cannot click pay until we
get the callback from the merchant.

BUG= 715170 , 715597 

Review-Url: https://codereview.chromium.org/2836353002
Cr-Commit-Position: refs/heads/master@{#467698}

[modify] https://crrev.com/7e61913aaeda21fcfdbefb435d6085efdc1aa9fb/components/payments/content/BUILD.gn
[modify] https://crrev.com/7e61913aaeda21fcfdbefb435d6085efdc1aa9fb/components/payments/content/payment_request_state.cc
[modify] https://crrev.com/7e61913aaeda21fcfdbefb435d6085efdc1aa9fb/components/payments/content/payment_request_state.h
[modify] https://crrev.com/7e61913aaeda21fcfdbefb435d6085efdc1aa9fb/components/payments/content/payment_request_state_unittest.cc
[modify] https://crrev.com/7e61913aaeda21fcfdbefb435d6085efdc1aa9fb/components/payments/content/payment_response_helper.cc
[modify] https://crrev.com/7e61913aaeda21fcfdbefb435d6085efdc1aa9fb/components/payments/content/payment_response_helper.h
[modify] https://crrev.com/7e61913aaeda21fcfdbefb435d6085efdc1aa9fb/components/payments/content/payment_response_helper_unittest.cc
[modify] https://crrev.com/7e61913aaeda21fcfdbefb435d6085efdc1aa9fb/components/payments/core/BUILD.gn
[add] https://crrev.com/7e61913aaeda21fcfdbefb435d6085efdc1aa9fb/components/payments/core/test_address_normalizer.cc
[add] https://crrev.com/7e61913aaeda21fcfdbefb435d6085efdc1aa9fb/components/payments/core/test_address_normalizer.h
[add] https://crrev.com/7e61913aaeda21fcfdbefb435d6085efdc1aa9fb/components/payments/core/test_payment_request_delegate.cc
[add] https://crrev.com/7e61913aaeda21fcfdbefb435d6085efdc1aa9fb/components/payments/core/test_payment_request_delegate.h