Implement the infrastructure of creating WorkerFetchContext in worker global scope.

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>
 
 #include <map>
 #include <memory>
 #include <set>
 #include <string>
+#include <unordered_map>
 #include <vector>
 
 #include "base/gtest_prod_util.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/weak_ptr.h"
 #include "content/browser/service_worker/service_worker_registration.h"
 #include "content/common/content_export.h"
 #include "content/common/service_worker/service_worker_provider_host_info.h"
 #include "content/common/service_worker/service_worker_types.h"
+#include "content/common/worker_url_loader_factory_provider.mojom.h"
 #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 {
 
@@ skipping 243 matching lines @@
 
   // An optimized implementation of [[Match Service Worker Registration]]
   // for current document.
   ServiceWorkerRegistration* MatchRegistration() const;
 
   // Called when our controller has been terminated and doomed due to an
   // exceptional condition like it could no longer be read from the script
   // cache.
   void NotifyControllerLost();
 
+  // Binds the ServiceWorkerWorkerClient of a dedicated (or shared) worker to
+  // the parent frame's ServiceWorkerProviderHost. (This is used only when
+  // off-main-thread-fetch is enabled.)
+  void BindWorkerFetchContext(
+      mojom::ServiceWorkerWorkerClientAssociatedPtrInfo client_ptr_info);
+
  private:
   friend class ForeignFetchRequestHandlerTest;
   friend class LinkHeaderServiceWorkerTest;
   friend class ServiceWorkerProviderHostTest;
   friend class ServiceWorkerWriteToCacheJobTest;
   friend class ServiceWorkerContextRequestHandlerTest;
   FRIEND_TEST_ALL_PREFIXES(ServiceWorkerWriteToCacheJobTest, Update_SameScript);
   FRIEND_TEST_ALL_PREFIXES(ServiceWorkerWriteToCacheJobTest,
                            Update_SameSizeScript);
   FRIEND_TEST_ALL_PREFIXES(ServiceWorkerWriteToCacheJobTest,
@@ skipping 56 matching lines @@
   void ReturnRegistrationForReadyIfNeeded();
 
   bool IsReadyToSendMessages() const;
   void Send(IPC::Message* message) const;
 
   // Finalizes cross-site transfers and navigation-initalized hosts.
   void FinalizeInitialization(int process_id,
                               int frame_routing_id,
                               ServiceWorkerDispatcherHost* dispatcher_host);
 
+  // Clears the information of the ServiceWorkerWorkerClient of dedicated (or
+  // shared) worker, when the connection to the worker is disconnected.
+  void UnregisterWorkerFetchContext(mojom::ServiceWorkerWorkerClient*);
+
   std::string client_uuid_;
   int render_process_id_;
 
   // See the constructor's documentation.
   int route_id_;
 
   // For provider hosts that are hosting a running service worker, the id of the
   // service worker thread. Otherwise, |kDocumentMainThreadId|. May be
   // |kInvalidEmbeddedWorkerThreadId| before the hosted service worker starts
   // up, or during cross-site transfers.
@@ skipping 25 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_;
 
+  // Keeps ServiceWorkerWorkerClient pointers of dedicated or shared workers
+  // which are associated with the ServiceWorkerProviderHost.
+  std::unordered_map<mojom::ServiceWorkerWorkerClient*,
+                     mojom::ServiceWorkerWorkerClientAssociatedPtr>
+      worker_clients_;
+
   DISALLOW_COPY_AND_ASSIGN(ServiceWorkerProviderHost);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_PROVIDER_HOST_H_