mandoline filesystem: Save cookie data to the mojo:filesystem.

mojo/services/network/network_service_delegate.h

 // Copyright 2015 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 MOJO_SERVICES_NETWORK_NETWORK_SERVICE_DELEGATE_H_
 #define MOJO_SERVICES_NETWORK_NETWORK_SERVICE_DELEGATE_H_
 
+#include "base/observer_list.h"
+#include "base/threading/thread.h"
+#include "components/filesystem/public/interfaces/file_system.mojom.h"
 #include "mojo/application/public/cpp/application_delegate.h"
 #include "mojo/application/public/cpp/application_impl.h"
 #include "mojo/application/public/cpp/interface_factory.h"
 #include "mojo/services/network/network_context.h"
 #include "mojo/services/network/public/interfaces/network_service.mojom.h"
 #include "mojo/services/network/public/interfaces/url_loader_factory.mojom.h"
 #include "third_party/mojo/src/mojo/public/cpp/bindings/interface_ptr.h"
 
+namespace sql {
+class ScopedMojoFilesystemVFS;
+}
+
+namespace mojo {
+class NetworkServiceDelegateObserver;
+
 class NetworkServiceDelegate
     : public mojo::ApplicationDelegate,
       public mojo::InterfaceFactory<mojo::NetworkService>,
-      public mojo::InterfaceFactory<mojo::URLLoaderFactory> {
+      public mojo::InterfaceFactory<mojo::URLLoaderFactory>,
+      public filesystem::FileSystemClient {
  public:
   NetworkServiceDelegate();
   ~NetworkServiceDelegate() override;
 
+  void AddObserver(NetworkServiceDelegateObserver* observer);
+  void RemoveObserver(NetworkServiceDelegateObserver* observer);
+
  private:
+  // Notifies all of our observers of a Shuts down our IO thread. Safe to call
+  // multiple times.
+  void EnsureIOThreadShutdown();
+
   // mojo::ApplicationDelegate implementation.
   void Initialize(mojo::ApplicationImpl* app) override;
   bool ConfigureIncomingConnection(
       mojo::ApplicationConnection* connection) override;
+  bool OnShellConnectionError() override;
   void Quit() override;
 
   // mojo::InterfaceFactory<mojo::NetworkService> implementation.
   void Create(mojo::ApplicationConnection* connection,
               mojo::InterfaceRequest<mojo::NetworkService> request) override;
 
   // mojo::InterfaceFactory<mojo::URLLoaderFactory> implementation.
   void Create(mojo::ApplicationConnection* connection,
               mojo::InterfaceRequest<mojo::URLLoaderFactory> request) override;
 
+  // Overridden from FileSystemClient:
+  void OnFileSystemShutdown() override;
+
  private:
   mojo::ApplicationImpl* app_;
+
+  // Observers that want notifications that our worker thread is going away.
+  base::ObserverList<NetworkServiceDelegateObserver> observers_;
+
+  mojo::Binding<filesystem::FileSystemClient> binding_;
+
+  // A worker thread that blocks for file IO.
+  scoped_ptr<base::Thread> io_worker_thread_;
+
+  // Our connection to the filesystem service, which stores our cookies and
+  // other data.
+  filesystem::FileSystemPtr files_;
+
   scoped_ptr<mojo::NetworkContext> context_;
 };
 
+}  // namespace mojo
+
 #endif  // MOJO_SERVICES_NETWORK_NETWORK_SERVICE_DELEGATE_H_