PlzNavigate: Make ServiceWorker work 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 <set>
 #include <vector>
 
@@ skipping 33 matching lines @@
 // case it will observe resource loads made directly by the service worker.
 class CONTENT_EXPORT ServiceWorkerProviderHost
     : public NON_EXPORTED_BASE(ServiceWorkerRegistration::Listener),
       public base::SupportsWeakPtr<ServiceWorkerProviderHost> {
  public:
   using GetClientInfoCallback =
       base::Callback<void(const ServiceWorkerClientInfo&)>;
   using GetRegistrationForReadyCallback =
       base::Callback<void(ServiceWorkerRegistration* reigstration)>;
 
+  // PlzNavigate
+  // This value is used for the render_process_id for browser-initiated
+  // navigations.
+  static int kVirtualProcessIDForBrowserRequest;
+
+  // PlzNavigate
+  // Generates a new globally unique service_worker_provider_id for
+  // browser-initiated navigations.
+  static int GetNextBrowserProviderID();

[carlosk, 2015/08/27 14:26:43]

You might want to also mention here that values start at -2 and go further
negative to differentiate from renderer provided values.

[Fabrice (no longer in Chrome), 2015/08/28 15:40:16]

Does that really matter? It looks like an implementation detail rather than
something the caller should know about.

+
   // When this provider host is for a Service Worker context, |route_id| is
   // MSG_ROUTING_NONE. When this provider host is for a Document,
   // |route_id| is the frame ID of the Document. When this provider host is for
   // a Shared Worker, |route_id| is the Shared Worker route ID.
   // |provider_type| gives additional information whether the provider is
   // created for controller (ServiceWorker) or controllee (Document or
   // SharedWorker).
   ServiceWorkerProviderHost(int render_process_id,
                             int route_id,
                             int provider_id,
@@ skipping 130 matching lines @@
   void CompleteCrossSiteTransfer(
       int new_process_id,
       int new_frame_id,
       int new_provider_id,
       ServiceWorkerProviderType new_provider_type,
       ServiceWorkerDispatcherHost* dispatcher_host);
   ServiceWorkerDispatcherHost* dispatcher_host() const {
     return dispatcher_host_;
   }
 
+  // PlzNavigate
+  // Completes initialization of provider hosts initialized in the browser
+  // process.
+  void CompleteBrowserInitialized(int process_id, int route_id);
+
   // 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 101 matching lines @@
   bool allow_association_;
 
   std::vector<base::Closure> queued_events_;
 
   DISALLOW_COPY_AND_ASSIGN(ServiceWorkerProviderHost);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_PROVIDER_HOST_H_