Convert payer name to JSON

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

Index: third_party/WebKit/Source/modules/payments/PaymentResponse.cpp
diff --git a/third_party/WebKit/Source/modules/payments/PaymentResponse.cpp b/third_party/WebKit/Source/modules/payments/PaymentResponse.cpp
index 53762afa52fc495ed135d09503ac199486d20a0a..988cef45b3146fc1a9fcf1d32f1b327dd2d918e9 100644
--- a/third_party/WebKit/Source/modules/payments/PaymentResponse.cpp
+++ b/third_party/WebKit/Source/modules/payments/PaymentResponse.cpp
@@ -46,6 +46,11 @@ ScriptValue PaymentResponse::toJSONForBinding(ScriptState* scriptState) const {
   else
     result.addString("shippingOption", shippingOption());
 
+  if (payerName().isNull())
+    result.addNull("payerName");
+  else
+    result.addString("payerName", payerName());
+
   if (payerEmail().isNull())
     result.addNull("payerEmail");
   else