Implement request id in PaymentDetailsInit

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 e5df52bce72cbe7f9de0d1fb5c9008ec4fe59463..f42155abcef15a99fb905e8497531ab470402871 100644
--- a/third_party/WebKit/Source/modules/payments/PaymentResponse.cpp
+++ b/third_party/WebKit/Source/modules/payments/PaymentResponse.cpp
@@ -14,8 +14,10 @@ namespace blink {
 
 PaymentResponse::PaymentResponse(
     payments::mojom::blink::PaymentResponsePtr response,
-    PaymentCompleter* paymentCompleter)
-    : m_methodName(response->method_name),
+    PaymentCompleter* paymentCompleter,
+    const String& requestId)
+    : m_requestId(requestId),
+      m_methodName(response->method_name),
       m_stringifiedDetails(response->stringified_details),
       m_shippingAddress(
           response->shipping_address
@@ -33,6 +35,7 @@ PaymentResponse::~PaymentResponse() {}
 
 ScriptValue PaymentResponse::toJSONForBinding(ScriptState* scriptState) const {
   V8ObjectBuilder result(scriptState);
+  result.addString("requestId", requestId());
   result.addString("methodName", methodName());
   result.add("details", details(scriptState, ASSERT_NO_EXCEPTION));