Implement dumb URLLoader{Factory} for ServiceWorker script loading (for try)

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>
 
 #include <map>
 #include <memory>
 #include <string>
 #include <vector>
 
 #include "base/callback.h"
 #include "base/id_map.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/strings/string16.h"
 #include "base/time/time.h"
 #include "content/child/webmessageportchannel_impl.h"
 #include "content/common/service_worker/embedded_worker.mojom.h"
 #include "content/common/service_worker/service_worker_event_dispatcher.mojom.h"
+#include "content/common/service_worker/service_worker_provider.mojom.h"
 #include "content/common/service_worker/service_worker_status_code.h"
 #include "content/common/service_worker/service_worker_types.h"
 #include "ipc/ipc_listener.h"
 #include "mojo/public/cpp/bindings/binding.h"
 #include "third_party/WebKit/public/platform/WebMessagePortChannel.h"
 #include "third_party/WebKit/public/platform/modules/payments/payment_app.mojom.h"
 #include "third_party/WebKit/public/platform/modules/serviceworker/WebServiceWorkerError.h"
 #include "third_party/WebKit/public/platform/modules/serviceworker/service_worker_event_status.mojom.h"
 #include "third_party/WebKit/public/web/modules/serviceworker/WebServiceWorkerContextClient.h"
 #include "third_party/WebKit/public/web/modules/serviceworker/WebServiceWorkerContextProxy.h"
@@ skipping 15 matching lines @@
 
 namespace IPC {
 class Message;
 }
 
 namespace content {
 
 struct PlatformNotificationData;
 struct PushEventPayload;
 struct ServiceWorkerClientInfo;
+class ServiceWorkerNetworkProvider;
 class ServiceWorkerProviderContext;
-class ServiceWorkerContextClient;
 class ThreadSafeSender;
 class EmbeddedWorkerInstanceClientImpl;
 class WebWorkerFetchContext;
 
 // This class provides access to/from an ServiceWorker's WorkerGlobalScope.
 // Unless otherwise noted, all methods are called on the worker thread.
 class ServiceWorkerContextClient : public blink::WebServiceWorkerContextClient,
                                    public mojom::ServiceWorkerEventDispatcher {
  public:
   using SyncCallback =
       base::OnceCallback<void(ServiceWorkerStatusCode,
                               base::Time /* dispatch_event_time */)>;
   using FetchCallback =
       base::OnceCallback<void(ServiceWorkerStatusCode,
                               base::Time /* dispatch_event_time */)>;
 
   // Returns a thread-specific client instance.  This does NOT create a
   // new instance.
   static ServiceWorkerContextClient* ThreadSpecificInstance();
 
   // Called on the main thread.
   ServiceWorkerContextClient(
       int embedded_worker_id,
       int64_t service_worker_version_id,
       const GURL& service_worker_scope,
       const GURL& script_url,
       mojom::ServiceWorkerEventDispatcherRequest dispatcher_request,
       mojom::EmbeddedWorkerInstanceHostAssociatedPtrInfo instance_host,
+      mojom::ServiceWorkerProviderClientInfoPtr provider_client_info,
       std::unique_ptr<EmbeddedWorkerInstanceClientImpl> embedded_worker_client);
   ~ServiceWorkerContextClient() override;
 
   void OnMessageReceived(int thread_id,
                          int embedded_worker_id,
                          const IPC::Message& message);
 
   // WebServiceWorkerContextClient overrides.
   blink::WebURL Scope() const override;
   void GetClient(
@@ skipping 235 matching lines @@
   void OnNavigationPreloadError(
       int fetch_event_id,
       std::unique_ptr<blink::WebServiceWorkerError> error);
 
   base::WeakPtr<ServiceWorkerContextClient> GetWeakPtr();
 
   const int embedded_worker_id_;
   const int64_t service_worker_version_id_;
   const GURL service_worker_scope_;
   const GURL script_url_;
-  int network_provider_id_ = kInvalidServiceWorkerProviderId;
   scoped_refptr<ThreadSafeSender> sender_;
   scoped_refptr<base::SingleThreadTaskRunner> main_thread_task_runner_;
   scoped_refptr<base::TaskRunner> worker_task_runner_;
 
   scoped_refptr<ServiceWorkerProviderContext> provider_context_;
 
   // Not owned; this object is destroyed when proxy_ becomes invalid.
   blink::WebServiceWorkerContextProxy* proxy_;
 
   // This is bound on the worker thread.
   mojom::ServiceWorkerEventDispatcherRequest pending_dispatcher_request_;
 
   // This is bound on the main thread.
   scoped_refptr<mojom::ThreadSafeEmbeddedWorkerInstanceHostAssociatedPtr>
       instance_host_;
 
+  // This is passed to ServiceWorkerNetworkProvider when
+  // createServiceWorkerNetworkProvider is called.
+  std::unique_ptr<ServiceWorkerNetworkProvider> pending_network_provider_;
+
   // Renderer-side object corresponding to WebEmbeddedWorkerInstance.
   // This is valid from the ctor to workerContextDestroyed.
   std::unique_ptr<EmbeddedWorkerInstanceClientImpl> embedded_worker_client_;
 
   // 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_