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

content/common/service_worker/service_worker_event_dispatcher.mojom

 // 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.
 
 module content.mojom;
 
 import "components/payments/content/payment_app.mojom";
 import "content/common/url_loader.mojom";
 import "mojo/common/string16.mojom";
 import "mojo/common/time.mojom";
@@ skipping 18 matching lines @@
   URLLoaderClient& url_loader_client_request;
 };
 
 struct ExtendableMessageEvent {
   mojo.common.mojom.String16 message;
   url.mojom.Origin source_origin;
   array<handle<message_pipe>> message_ports;
   ExtendableMessageEventSource source;
 };
 
+interface PaymentAppResponseCallback {
+  OnPaymentAppResponse(payments.mojom.PaymentAppResponse response,

[shimazu, 2017/03/08 01:39:39]

Could you move the callback to the directory for payment requests? 

[zino, 2017/03/19 04:47:23]

Done.

+                       mojo.common.mojom.Time dispatch_event_time);
+};
+
 // Renderer-side interface bound to ServiceWorkerContextClient for dispatching
 // events.
 interface ServiceWorkerEventDispatcher {
   DispatchActivateEvent()
       => (blink.mojom.ServiceWorkerEventStatus status,
           mojo.common.mojom.Time dispatch_event_time);
   // |fetch_event_id| is used internally when sending the response back to the
   // browser process.
   DispatchFetchEvent(int32 fetch_event_id, ServiceWorkerFetchRequest request,
                      FetchEventPreloadHandle? preload_handle)
@@ skipping 11 matching lines @@
           mojo.common.mojom.Time dispatch_event_time);
   DispatchPushEvent(PushEventPayload payload)
       => (blink.mojom.ServiceWorkerEventStatus status,
           mojo.common.mojom.Time dispatch_event_time);
   // Arguments are passed to the event handler as parameters of SyncEvent.
   // Ref: https://wicg.github.io/BackgroundSync/spec/#sync-event
   DispatchSyncEvent(string tag,
                     blink.mojom.BackgroundSyncEventLastChance last_chance)
       => (blink.mojom.ServiceWorkerEventStatus status,
           mojo.common.mojom.Time dispatch_event_time);
-  DispatchPaymentRequestEvent(payments.mojom.PaymentAppRequest app_request)
+  DispatchPaymentRequestEvent(int32 event_id,

[shimazu, 2017/03/08 01:39:39]

|payment_response_id|

[zino, 2017/03/19 04:47:23]

Done.

+                              payments.mojom.PaymentAppRequest app_request,
+                              PaymentAppResponseCallback response_callback)
       => (blink.mojom.ServiceWorkerEventStatus status,
           mojo.common.mojom.Time dispatch_event_time);
   DispatchExtendableMessageEvent(ExtendableMessageEvent event)
       => (blink.mojom.ServiceWorkerEventStatus status,
           mojo.common.mojom.Time dispatch_event_time);
 };