Web payment shipping address/option timeout.

third_party/WebKit/Source/modules/payments/PaymentRequestUpdateEvent.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 PaymentRequestUpdateEvent_h
 #define PaymentRequestUpdateEvent_h
 
 #include "bindings/core/v8/ScriptPromise.h"
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "core/events/Event.h"
 #include "modules/ModulesExport.h"
 #include "modules/payments/PaymentRequestUpdateEventInit.h"
+#include "modules/payments/PaymentUpdater.h"
 #include "platform/Timer.h"
 #include "platform/heap/Handle.h"
 
 namespace blink {
 
 class ExceptionState;
 class ExecutionContext;
-class PaymentUpdater;
 class ScriptState;
 
-class MODULES_EXPORT PaymentRequestUpdateEvent final : public Event {
+class MODULES_EXPORT PaymentRequestUpdateEvent final : public Event,
+                                                       public PaymentUpdater {
   DEFINE_WRAPPERTYPEINFO();
+  USING_GARBAGE_COLLECTED_MIXIN(PaymentRequestUpdateEvent)
 
  public:
   ~PaymentRequestUpdateEvent() override;
 
   static PaymentRequestUpdateEvent* Create(
       ExecutionContext*,
       const AtomicString& type,
       const PaymentRequestUpdateEventInit& = PaymentRequestUpdateEventInit());
 
   void SetPaymentDetailsUpdater(PaymentUpdater*);
 
   void updateWith(ScriptState*, ScriptPromise, ExceptionState&);
 
+  // PaymentUpdater:
+  void OnUpdatePaymentDetails(const ScriptValue& details_script_value) override;
+  void OnUpdatePaymentDetailsFailure(const String& error) override;
+
   DECLARE_VIRTUAL_TRACE();
 
   void OnUpdateEventTimeoutForTesting();
 
  private:
   PaymentRequestUpdateEvent(ExecutionContext*,
                             const AtomicString& type,
                             const PaymentRequestUpdateEventInit&);
 
   void OnUpdateEventTimeout(TimerBase*);
 
   Member<PaymentUpdater> updater_;
   bool wait_for_update_;
   TaskRunnerTimer<PaymentRequestUpdateEvent> abort_timer_;
 };
 
 }  // namespace blink
 
 #endif  // PaymentRequestUpdateEvent_h