PaymentHandler: Implement PaymentRequestEvent constructor.

third_party/WebKit/Source/modules/payments/PaymentRequestEvent.cpp

Index: third_party/WebKit/Source/modules/payments/PaymentRequestEvent.cpp
diff --git a/third_party/WebKit/Source/modules/payments/PaymentRequestEvent.cpp b/third_party/WebKit/Source/modules/payments/PaymentRequestEvent.cpp
index ad2a0d2bc7d1fb69cbc9039151ea62a1d6ac1e18..746a345107a7be2440129e01f3b59cc08fa1b23d 100644
--- a/third_party/WebKit/Source/modules/payments/PaymentRequestEvent.cpp
+++ b/third_party/WebKit/Source/modules/payments/PaymentRequestEvent.cpp
@@ -18,6 +18,12 @@ namespace blink {
 
 PaymentRequestEvent* PaymentRequestEvent::Create(
     const AtomicString& type,
+    const PaymentRequestEventInit& initializer) {
+  return new PaymentRequestEvent(type, initializer);
+}
+
+PaymentRequestEvent* PaymentRequestEvent::Create(
+    const AtomicString& type,
     const PaymentRequestEventInit& initializer,
     RespondWithObserver* respond_with_observer,
     WaitUntilObserver* wait_until_observer) {
@@ -119,6 +125,18 @@ DEFINE_TRACE(PaymentRequestEvent) {
 
 PaymentRequestEvent::PaymentRequestEvent(
     const AtomicString& type,
+    const PaymentRequestEventInit& initializer)
+    : ExtendableEvent(type, initializer),
+      top_level_origin_(initializer.topLevelOrigin()),
+      payment_request_origin_(initializer.paymentRequestOrigin()),
+      payment_request_id_(initializer.paymentRequestId()),
+      method_data_(std::move(initializer.methodData())),
+      total_(initializer.total()),
+      modifiers_(initializer.modifiers()),
+      instrument_key_(initializer.instrumentKey()) {}
+
+PaymentRequestEvent::PaymentRequestEvent(
+    const AtomicString& type,
     const PaymentRequestEventInit& initializer,
     RespondWithObserver* respond_with_observer,
     WaitUntilObserver* wait_until_observer)