[CrOS Tether] Create TetherDisconnector, which disconnects from active tethering sessions.

chromeos/components/tether/network_connection_handler_tether_delegate.h

Index: chromeos/components/tether/network_connection_handler_tether_delegate.h
diff --git a/chromeos/components/tether/network_connection_handler_tether_delegate.h b/chromeos/components/tether/network_connection_handler_tether_delegate.h
new file mode 100644
index 0000000000000000000000000000000000000000..354131a5207a7f24533885509b6d24c8cf4211ac
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+++ b/chromeos/components/tether/network_connection_handler_tether_delegate.h
@@ -0,0 +1,55 @@
+// Copyright 2017 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 CHROMEOS_COMPONENTS_TETHER_NETWORK_CONNECTION_HANDLER_TETHER_DELEGATE_H_
+#define CHROMEOS_COMPONENTS_TETHER_NETWORK_CONNECTION_HANDLER_TETHER_DELEGATE_H_
+
+#include "base/macros.h"
+#include "chromeos/network/network_connection_handler.h"
+
+namespace chromeos {
+
+class NetworkConnectionHandler;
+
+namespace tether {
+
+class TetherConnector;
+class TetherDisconnector;
+
+// Handles connect/disconnect requests for Tether networks.
+class NetworkConnectionHandlerTetherDelegate
+    : public NetworkConnectionHandler::TetherDelegate {
+ public:
+  NetworkConnectionHandlerTetherDelegate(
+      NetworkConnectionHandler* network_connection_handler,
+      TetherConnector* tether_connector,
+      TetherDisconnector* tether_disconnector);
+  ~NetworkConnectionHandlerTetherDelegate() override;
+
+  // TODO(khorimoto): Add DisconnectFromNetwork to
+  // NetworkConnectionHandler::TetherDelegate and override it here.
+  void DisconnectFromNetwork(
+      const std::string& tether_network_guid,
+      const base::Closure& success_callback,
+      const network_handler::StringResultCallback& error_callback);
+
+  // NetworkConnectionHandler::TetherDelegate:
+  void ConnectToNetwork(
+      const std::string& tether_network_guid,
+      const base::Closure& success_callback,
+      const network_handler::StringResultCallback& error_callback) override;
+
+ private:
+  NetworkConnectionHandler* network_connection_handler_;
+  TetherConnector* tether_connector_;
+  TetherDisconnector* tether_disconnector_;
+
+  DISALLOW_COPY_AND_ASSIGN(NetworkConnectionHandlerTetherDelegate);
+};
+
+}  // namespace tether
+
+}  // namespace chromeos
+
+#endif  // CHROMEOS_COMPONENTS_TETHER_NETWORK_CONNECTION_HANDLER_TETHER_DELEGATE_H_