PaymentRequest: Add support for payerName. (in blink side)

third_party/WebKit/Source/modules/payments/PaymentResponse.cpp

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "modules/payments/PaymentResponse.h"
 
 #include "bindings/core/v8/JSONValuesForV8.h"
 #include "modules/payments/PaymentAddress.h"
 #include "modules/payments/PaymentCompleter.h"
 #include "wtf/Assertions.h"
 
 namespace blink {
 
 PaymentResponse::PaymentResponse(mojom::blink::PaymentResponsePtr response, PaymentCompleter* paymentCompleter)
     : m_methodName(response->method_name)
     , m_stringifiedDetails(response->stringified_details)
     , m_shippingAddress(response->shipping_address ? new PaymentAddress(std::move(response->shipping_address)) : nullptr)
     , m_shippingOption(response->shipping_option)
+    , m_payerName(response->payer_name)

[dcheng, 2016/09/20 19:39:09]

Can we write a StructTrait to do this mapping rather than marshalling it
manually in the ctor like this? See
https://www.chromium.org/developers/design-documents/mojo/type-mapping

     , m_payerEmail(response->payer_email)
     , m_payerPhone(response->payer_phone)
     , m_paymentCompleter(paymentCompleter)
 {
     DCHECK(m_paymentCompleter);
 }
 
 PaymentResponse::~PaymentResponse()
 {
 }
@@ skipping 13 matching lines @@
     return m_paymentCompleter->complete(scriptState, convertedResult);
 }
 
 DEFINE_TRACE(PaymentResponse)
 {
     visitor->trace(m_shippingAddress);
     visitor->trace(m_paymentCompleter);
 }
 
 } // namespace blink