PlzNavigate: detect when a ServiceWorker is present

content/browser/service_worker/service_worker_request_handler.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_BROWSER_SERVICE_WORKER_SERVICE_WORKER_REQUEST_HANDLER_H_
 #define CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_REQUEST_HANDLER_H_
 
 #include <memory>
 
 #include "base/macros.h"
@@ skipping 18 matching lines @@
 class BlobStorageContext;
 }
 
 namespace content {
 
 class ResourceContext;
 class ResourceMessageFilter;
 class ResourceRequestBodyImpl;
 class ServiceWorkerContextCore;
 class ServiceWorkerContextWrapper;
-class ServiceWorkerNavigationHandleCore;
 class ServiceWorkerProviderHost;
 
 // Abstract base class for routing network requests to ServiceWorkers.
 // Created one per URLRequest and attached to each request.
 class CONTENT_EXPORT ServiceWorkerRequestHandler
     : public base::SupportsUserData::Data {
  public:
-  // PlzNavigate
-  // Attaches a newly created handler if the given |request| needs to be handled
-  // by ServiceWorker.
-  static void InitializeForNavigation(
-      net::URLRequest* request,
-      ServiceWorkerNavigationHandleCore* navigation_handle_core,
-      storage::BlobStorageContext* blob_storage_context,
-      bool skip_service_worker,
-      ResourceType resource_type,
-      RequestContextType request_context_type,
-      RequestContextFrameType frame_type,
-      scoped_refptr<ResourceRequestBodyImpl> body);
-
   // Attaches a newly created handler if the given |request| needs to
   // be handled by ServiceWorker.
   // TODO(kinuko): While utilizing UserData to attach data to URLRequest
   // has some precedence, it might be better to attach this handler in a more
   // explicit way within content layer, e.g. have ResourceRequestInfoImpl
   // own it.
   static void InitializeHandler(
       net::URLRequest* request,
       ServiceWorkerContextWrapper* context_wrapper,
       storage::BlobStorageContext* blob_storage_context,
@@ skipping 58 matching lines @@
   std::unique_ptr<ServiceWorkerProviderHost> host_for_cross_site_transfer_;
   int old_process_id_;
   int old_provider_id_;
 
   DISALLOW_COPY_AND_ASSIGN(ServiceWorkerRequestHandler);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_REQUEST_HANDLER_H_