[WIP] Mojofy respondwith

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 2f309bb3bd2729fcd745f61b71b0c43a55cd34f3..69f41ddfaf21a2a56d068103307d292c150f6bde 100644
--- a/content/common/service_worker/service_worker_event_dispatcher.mojom
+++ b/content/common/service_worker/service_worker_event_dispatcher.mojom
@@ -50,6 +50,12 @@ struct ExtendableMessageEvent {
   ExtendableMessageEventSource source;
 };
 
+interface ServiceWorkerFetchResponseReceiver {
+  OnResponse(ServiceWorkerResponse response, mojo.common.mojom.Time dispatch_event_time);
+  OnResponseStream(ServiceWorkerResponse response, handle<data_pipe_consumer> stream, mojo.common.mojom.Time dispatch_event_time);
+  OnFallback(mojo.common.mojom.Time dispatch_event_time);
+};
+
 // Renderer-side interface bound to ServiceWorkerContextClient for dispatching
 // events.
 // Those events expecting such response
@@ -77,7 +83,8 @@ interface ServiceWorkerEventDispatcher {
   // |fetch_event_id| is used internally when sending the response back to the
   // browser process.
   DispatchFetchEvent(int32 fetch_event_id, blink.mojom.FetchAPIRequest request,
-                     FetchEventPreloadHandle? preload_handle)
+                     FetchEventPreloadHandle? preload_handle,
+                     ServiceWorkerFetchResponseReceiver receiver)
       => (blink.mojom.ServiceWorkerEventStatus status,
           mojo.common.mojom.Time dispatch_event_time);
   DispatchNotificationClickEvent(string notification_id,