PaymentApp: Implement respondWith() in PaymentRequestEvent. (blink side)

third_party/WebKit/Source/modules/payments/PaymentRequestEvent.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/PaymentRequestEvent.h"
 
+#include "modules/serviceworkers/RespondWithObserver.h"
 #include "wtf/text/AtomicString.h"
 
 namespace blink {
 
 PaymentRequestEvent* PaymentRequestEvent::create(
     const AtomicString& type,
     const PaymentAppRequest& appRequest,
-    WaitUntilObserver* observer) {
-  return new PaymentRequestEvent(type, appRequest, observer);
+    RespondWithObserver* respondWithObserver,
+    WaitUntilObserver* waitUntilObserver) {
+  return new PaymentRequestEvent(type, appRequest, respondWithObserver,
+                                 waitUntilObserver);
 }
 
 PaymentRequestEvent::~PaymentRequestEvent() {}
 
 const AtomicString& PaymentRequestEvent::interfaceName() const {
   return EventNames::PaymentRequestEvent;
 }
 
 void PaymentRequestEvent::appRequest(PaymentAppRequest& appRequest) const {
   appRequest = m_appRequest;
 }
 
-void PaymentRequestEvent::respondWith(ScriptPromise) {
-  NOTIMPLEMENTED();
+void PaymentRequestEvent::respondWith(ScriptState* scriptState,
+                                      ScriptPromise scriptPromise,
+                                      ExceptionState& exceptionState) {
+  stopImmediatePropagation();
+  if (m_observer) {
+    m_observer->respondWith(scriptState, scriptPromise, exceptionState);
+  }
 }
 
 DEFINE_TRACE(PaymentRequestEvent) {
   visitor->trace(m_appRequest);
+  visitor->trace(m_observer);
   ExtendableEvent::trace(visitor);
 }
 
-PaymentRequestEvent::PaymentRequestEvent(const AtomicString& type,
-                                         const PaymentAppRequest& appRequest,
-                                         WaitUntilObserver* observer)
-    : ExtendableEvent(type, ExtendableEventInit(), observer),
-      m_appRequest(appRequest) {}
+PaymentRequestEvent::PaymentRequestEvent(
+    const AtomicString& type,
+    const PaymentAppRequest& appRequest,
+    RespondWithObserver* respondWithObserver,
+    WaitUntilObserver* waitUntilObserver)
+    : ExtendableEvent(type, ExtendableEventInit(), waitUntilObserver),
+      m_appRequest(appRequest),
+      m_observer(respondWithObserver) {}
 
 }  // namespace blink