PaymentApp: Add interfaces for implementing InvokePaymentApp().

content/common/service_worker/service_worker_event_dispatcher.mojom

Index: content/common/service_worker/service_worker_event_dispatcher.mojom
diff --git a/content/common/service_worker/service_worker_event_dispatcher.mojom b/content/common/service_worker/service_worker_event_dispatcher.mojom
index d878916e6a84a859cb0c0e560a43df803fd3596d..df445a8052fc7880244ed0318caa2feb7de6377c 100644
--- a/content/common/service_worker/service_worker_event_dispatcher.mojom
+++ b/content/common/service_worker/service_worker_event_dispatcher.mojom
@@ -4,6 +4,7 @@
 
 module content.mojom;
 
+import "components/payments/payment_app.mojom";
 import "content/common/url_loader.mojom";
 import "mojo/common/string16.mojom";
 import "mojo/common/time.mojom";
@@ -45,6 +46,9 @@ interface ServiceWorkerEventDispatcher {
                     blink.mojom.BackgroundSyncEventLastChance last_chance)
       => (blink.mojom.ServiceWorkerEventStatus status,
           mojo.common.mojom.Time dispatch_event_time);
+  DispatchPaymentRequestEvent(payments.mojom.PaymentAppRequestData data)
+      => (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);