PaymentApp: Add interfaces for PaymentRequestEvent.

third_party/WebKit/Source/modules/payments/PaymentRequestEvent.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 PaymentRequestEvent_h
+#define PaymentRequestEvent_h
+
+#include "modules/EventModules.h"
+#include "modules/payments/PaymentAppRequestData.h"
+#include "modules/serviceworkers/ExtendableEvent.h"
+#include "platform/heap/Handle.h"
+
+namespace WTF {
+class AtomicString;
+}  // namespace WTF
+
+namespace blink {
+
+class MODULES_EXPORT PaymentRequestEvent final : public ExtendableEvent {
+  DEFINE_WRAPPERTYPEINFO();
+  WTF_MAKE_NONCOPYABLE(PaymentRequestEvent);
+
+ public:
+  const AtomicString& interfaceName() const override;
+
+  void data(PaymentAppRequestData&) const;
+  void respondWith(ScriptPromise);
+
+  DECLARE_VIRTUAL_TRACE();
+
+ private:
+  explicit PaymentRequestEvent(const AtomicString& type,

[haraken, 2016/11/21 00:15:55]

Drop explicit.

[zino, 2016/11/21 09:31:04]

Done.

+                               const PaymentAppRequestData&,
+                               WaitUntilObserver*);
+};
+
+}  // namespace blink
+
+#endif  // PaymentRequestEvent_h