Implement request id in PaymentDetailsInit

third_party/WebKit/Source/modules/payments/PaymentRequest.h

 // 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.
 
 #ifndef PaymentRequest_h
 #define PaymentRequest_h
 
 #include "bindings/core/v8/ScriptPromise.h"
 #include "bindings/core/v8/ScriptValue.h"
 #include "bindings/core/v8/ScriptWrappable.h"
@@ skipping 43 matching lines @@
                                 const HeapVector<PaymentMethodData>&,
                                 const PaymentDetailsInit&,
                                 const PaymentOptions&,
                                 ExceptionState&);
 
   virtual ~PaymentRequest();
 
   ScriptPromise show(ScriptState*);
   ScriptPromise abort(ScriptState*);
 
+  const String& id() const { return id_; }
   PaymentAddress* getShippingAddress() const { return shipping_address_.Get(); }
   const String& shippingOption() const { return shipping_option_; }
   const String& shippingType() const { return shipping_type_; }
 
   DEFINE_ATTRIBUTE_EVENT_LISTENER(shippingaddresschange);
   DEFINE_ATTRIBUTE_EVENT_LISTENER(shippingoptionchange);
 
   ScriptPromise canMakePayment(ScriptState*);
 
   // ScriptWrappable:
@@ skipping 35 matching lines @@
   void OnCanMakePayment(
       payments::mojom::blink::CanMakePaymentQueryResult) override;
 
   void OnCompleteTimeout(TimerBase*);
 
   // Clears the promise resolvers and closes the Mojo connection.
   void ClearResolversAndCloseMojoConnection();
 
   PaymentOptions options_;
   Member<PaymentAddress> shipping_address_;
+  String id_;
   String shipping_option_;
   String shipping_type_;
   Member<ScriptPromiseResolver> show_resolver_;
   Member<ScriptPromiseResolver> complete_resolver_;
   Member<ScriptPromiseResolver> abort_resolver_;
   Member<ScriptPromiseResolver> can_make_payment_resolver_;
   payments::mojom::blink::PaymentRequestPtr payment_provider_;
   mojo::Binding<payments::mojom::blink::PaymentRequestClient> client_binding_;
   TaskRunnerTimer<PaymentRequest> complete_timer_;
 };
 
 }  // namespace blink
 
 #endif  // PaymentRequest_h