Implement FetchEvent.navigationPreload

content/renderer/service_worker/service_worker_context_client.h

 // Copyright 2014 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.
 
 #ifndef CONTENT_RENDERER_SERVICE_WORKER_SERVICE_WORKER_CONTEXT_CLIENT_H_
 #define CONTENT_RENDERER_SERVICE_WORKER_SERVICE_WORKER_CONTEXT_CLIENT_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 175 matching lines @@
              blink::WebServiceWorkerClientCallbacks*) override;
   void navigate(const blink::WebString& uuid,
                 const blink::WebURL&,
                 blink::WebServiceWorkerClientCallbacks*) override;
   void skipWaiting(
       blink::WebServiceWorkerSkipWaitingCallbacks* callbacks) override;
   void claim(blink::WebServiceWorkerClientsClaimCallbacks* callbacks) override;
   void registerForeignFetchScopes(
       const blink::WebVector<blink::WebURL>& sub_scopes,
       const blink::WebVector<blink::WebSecurityOrigin>& origins) override;
+  void registerPreloadResponseCallback(
+      int eventID,
+      blink::WebServiceWorkerPreloadResponseCallbacks*) override;
 
   virtual void DispatchSyncEvent(
       const std::string& tag,
       blink::WebServiceWorkerContextProxy::LastChanceOption last_chance,
       const SyncCallback& callback);
 
  private:
   struct WorkerContextData;
   class FetchEventDispatcherImpl;
+  class PreloadRequest;
 
   // Get routing_id for sending message to the ServiceWorkerVersion
   // in the browser process.
   int GetRoutingID() const { return embedded_worker_id_; }
 
   void Send(IPC::Message* message);
   void SendWorkerStarted();
   void SetRegistrationInServiceWorkerGlobalScope(
       const ServiceWorkerRegistrationObjectInfo& info,
       const ServiceWorkerVersionAttributes& attrs);
 
   void OnActivateEvent(int request_id);
   void OnExtendableMessageEvent(
       int request_id,
       const ServiceWorkerMsg_ExtendableMessageEvent_Params& params);
   void OnInstallEvent(int request_id);
   void DispatchFetchEvent(int fetch_event_id,
                           const ServiceWorkerFetchRequest& request,
+                          std::unique_ptr<PreloadRequest> preload_request,
                           const FetchCallback& callback);
   void OnNotificationClickEvent(
       int request_id,
       const std::string& notification_id,
       const PlatformNotificationData& notification_data,
       int action_index,
       const base::NullableString16& reply);
   void OnPushEvent(int request_id, const PushEventPayload& payload);
   void OnNotificationCloseEvent(
       int request_id,
@@ skipping 40 matching lines @@
   // Initialized on the worker thread in workerContextStarted and
   // destructed on the worker thread in willDestroyWorkerContext.
   std::unique_ptr<WorkerContextData> context_;
 
   DISALLOW_COPY_AND_ASSIGN(ServiceWorkerContextClient);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_SERVICE_WORKER_SERVICE_WORKER_CONTEXT_CLIENT_H_