WIP CL: https://codereview.chromium.org/2349133002/

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/6a3cc7f4a4b8d30e4f9b6f305a279fa3853b24b9

commit 6a3cc7f4a4b8d30e4f9b6f305a279fa3853b24b9
Author: jinho.bang <jinho.bang@samsung.com>
Date: Wed Sep 21 14:05:07 2016

PaymentRequest: Make the PaymentResponse interface serializable.

Related spec change:
  https://github.com/w3c/browser-payment-api/pull/252

BUG= 648238 

Review-Url: https://codereview.chromium.org/2349133002
Cr-Commit-Position: refs/heads/master@{#420044}

[modify] https://crrev.com/6a3cc7f4a4b8d30e4f9b6f305a279fa3853b24b9/third_party/WebKit/LayoutTests/webexposed/global-interface-listing-expected.txt
[modify] https://crrev.com/6a3cc7f4a4b8d30e4f9b6f305a279fa3853b24b9/third_party/WebKit/Source/modules/payments/PaymentAddress.cpp
[modify] https://crrev.com/6a3cc7f4a4b8d30e4f9b6f305a279fa3853b24b9/third_party/WebKit/Source/modules/payments/PaymentAddress.h
[modify] https://crrev.com/6a3cc7f4a4b8d30e4f9b6f305a279fa3853b24b9/third_party/WebKit/Source/modules/payments/PaymentAddress.idl
[modify] https://crrev.com/6a3cc7f4a4b8d30e4f9b6f305a279fa3853b24b9/third_party/WebKit/Source/modules/payments/PaymentResponse.cpp
[modify] https://crrev.com/6a3cc7f4a4b8d30e4f9b6f305a279fa3853b24b9/third_party/WebKit/Source/modules/payments/PaymentResponse.h
[modify] https://crrev.com/6a3cc7f4a4b8d30e4f9b6f305a279fa3853b24b9/third_party/WebKit/Source/modules/payments/PaymentResponse.idl
[modify] https://crrev.com/6a3cc7f4a4b8d30e4f9b6f305a279fa3853b24b9/third_party/WebKit/Source/modules/payments/PaymentResponseTest.cpp