Support Service Worker NavigationPreload with PlzNavigate.

content/browser/service_worker/service_worker_provider_host.h

 // Copyright 2013 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_BROWSER_SERVICE_WORKER_SERVICE_WORKER_PROVIDER_HOST_H_
 #define CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_PROVIDER_HOST_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 13 matching lines @@
 #include "content/public/common/request_context_frame_type.h"
 #include "content/public/common/request_context_type.h"
 #include "content/public/common/resource_type.h"
 
 namespace storage {
 class BlobStorageContext;
 }
 
 namespace content {
 
+class ResourceMessageFilter;
 class ResourceRequestBodyImpl;
 class ServiceWorkerContextCore;
 class ServiceWorkerDispatcherHost;
 class ServiceWorkerRequestHandler;
 class ServiceWorkerVersion;
 
 // This class is the browser-process representation of a service worker
 // provider. There are two general types of providers: 1) those for a client
 // (windows, dedicated workers, or shared workers), and 2) those for hosting a
 // running service worker.
@@ skipping 181 matching lines @@
     return dispatcher_host_;
   }
 
   // PlzNavigate
   // Completes initialization of provider hosts used for navigation requests.
   void CompleteNavigationInitialized(
       int process_id,
       int frame_routing_id,
       ServiceWorkerDispatcherHost* dispatcher_host);
 
+  // PlzNavigate
+  // Keeps the ResourceMessageFilter for navigation preload.
+  void set_resource_filter_for_navigation_preload(
+      scoped_refptr<ResourceMessageFilter> filter);
+  ResourceMessageFilter* resource_filter_for_navigation_preload() {
+    return resource_filter_for_navigation_preload_.get();
+  }
+
   // Sends event messages to the renderer. Events for the worker are queued up
   // until the worker thread id is known via SetReadyToSendMessagesToWorker().
   void SendUpdateFoundMessage(
       int registration_handle_id);
   void SendSetVersionAttributesMessage(
       int registration_handle_id,
       ChangedVersionAttributesMask changed_mask,
       ServiceWorkerVersion* installing_version,
       ServiceWorkerVersion* waiting_version,
       ServiceWorkerVersion* active_version);
@@ skipping 122 matching lines @@
 
   std::unique_ptr<OneShotGetReadyCallback> get_ready_callback_;
   scoped_refptr<ServiceWorkerVersion> controlling_version_;
   scoped_refptr<ServiceWorkerVersion> running_hosted_version_;
   base::WeakPtr<ServiceWorkerContextCore> context_;
   ServiceWorkerDispatcherHost* dispatcher_host_;
   bool allow_association_;
 
   std::vector<base::Closure> queued_events_;
 
+  scoped_refptr<ResourceMessageFilter> resource_filter_for_navigation_preload_;
+
   DISALLOW_COPY_AND_ASSIGN(ServiceWorkerProviderHost);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_PROVIDER_HOST_H_