PaymentApp: Add interfaces for implementing InvokePaymentApp().

content/renderer/service_worker/service_worker_context_client.cc

Index: content/renderer/service_worker/service_worker_context_client.cc
diff --git a/content/renderer/service_worker/service_worker_context_client.cc b/content/renderer/service_worker/service_worker_context_client.cc
index 715a35eab81fc59620d0caaf7ceeaedd7a0efd06..43a660e2c9cd4f8ea5c032bc71a9443068aacd74 100644
--- a/content/renderer/service_worker/service_worker_context_client.cc
+++ b/content/renderer/service_worker/service_worker_context_client.cc
@@ -904,6 +904,12 @@ void ServiceWorkerContextClient::DispatchSyncEvent(
                             web_last_chance);
 }
 
+void ServiceWorkerContextClient::DispatchPaymentRequestEvent(
+    payments::mojom::PaymentAppRequestDataPtr data,
+    const DispatchPaymentRequestEventCallback& callback) {
+  NOTIMPLEMENTED();
+}
+
 void ServiceWorkerContextClient::Send(IPC::Message* message) {
   sender_->Send(message);
 }