[CrOS Tether] Disconnect cleanly from active Tether networks when the user logs out or the Tether c…

chromeos/components/tether/tether_disconnector_impl.h

Index: chromeos/components/tether/tether_disconnector_impl.h
diff --git a/chromeos/components/tether/tether_disconnector.h b/chromeos/components/tether/tether_disconnector_impl.h
similarity index 76%
copy from chromeos/components/tether/tether_disconnector.h
copy to chromeos/components/tether/tether_disconnector_impl.h
index b620b92a139c29bf3d5b837c90a249e3c615b74e..886e53365c75db2d341bbed4d25297895c5e321e 100644
--- a/chromeos/components/tether/tether_disconnector.h
+++ b/chromeos/components/tether/tether_disconnector_impl.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROMEOS_COMPONENTS_TETHER_TETHER_DISCONNECTOR_H_
-#define CHROMEOS_COMPONENTS_TETHER_TETHER_DISCONNECTOR_H_
+#ifndef CHROMEOS_COMPONENTS_TETHER_TETHER_DISCONNECTOR_IMPL_H_
+#define CHROMEOS_COMPONENTS_TETHER_TETHER_DISCONNECTOR_IMPL_H_
 
 #include <memory>
 #include <string>
@@ -13,8 +13,12 @@
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
 #include "chromeos/components/tether/disconnect_tethering_operation.h"
+#include "chromeos/components/tether/tether_disconnector.h"
 #include "chromeos/network/network_handler_callbacks.h"
 
+class PrefRegistrySimple;
+class PrefService;
+
 namespace base {
 class DictionaryValue;
 }
@@ -33,9 +37,13 @@ class NetworkConfigurationRemover;
 class TetherConnector;
 class TetherHostFetcher;
 
-class TetherDisconnector : public DisconnectTetheringOperation::Observer {
+class TetherDisconnectorImpl : public TetherDisconnector,
+                               public DisconnectTetheringOperation::Observer {
  public:
-  TetherDisconnector(
+  // Registers the prefs used by this class to the given |registry|.
+  static void RegisterPrefs(PrefRegistrySimple* registry);
+
+  TetherDisconnectorImpl(
       NetworkConnectionHandler* network_connection_handler,
       NetworkStateHandler* network_state_handler,
       ActiveHost* active_host,
@@ -43,19 +51,20 @@ class TetherDisconnector : public DisconnectTetheringOperation::Observer {
       NetworkConfigurationRemover* network_configuration_remover,
       TetherConnector* tether_connector,
       DeviceIdTetherNetworkGuidMap* device_id_tether_network_guid_map,
-      TetherHostFetcher* tether_host_fetcher);
-  virtual ~TetherDisconnector();
+      TetherHostFetcher* tether_host_fetcher,
+      PrefService* pref_service);
+  ~TetherDisconnectorImpl() override;
 
-  virtual void DisconnectFromNetwork(
+  void DisconnectFromNetwork(
       const std::string& tether_network_guid,
       const base::Closure& success_callback,
-      const network_handler::StringResultCallback& error_callback);
+      const network_handler::StringResultCallback& error_callback) override;
 
   // DisconnectTetheringOperation::Observer:
   void OnOperationFinished(const std::string& device_id, bool success) override;
 
  private:
-  friend class TetherDisconnectorTest;
+  friend class TetherDisconnectorImplTest;
 
   void DisconnectActiveWifiConnection(
       const std::string& tether_network_guid,
@@ -89,15 +98,16 @@ class TetherDisconnector : public DisconnectTetheringOperation::Observer {
   TetherConnector* tether_connector_;
   DeviceIdTetherNetworkGuidMap* device_id_tether_network_guid_map_;
   TetherHostFetcher* tether_host_fetcher_;
+  PrefService* pref_service_;
 
   std::unique_ptr<DisconnectTetheringOperation> disconnect_tethering_operation_;
-  base::WeakPtrFactory<TetherDisconnector> weak_ptr_factory_;
+  base::WeakPtrFactory<TetherDisconnectorImpl> weak_ptr_factory_;
 
-  DISALLOW_COPY_AND_ASSIGN(TetherDisconnector);
+  DISALLOW_COPY_AND_ASSIGN(TetherDisconnectorImpl);
 };
 
 }  // namespace tether
 
 }  // namespace chromeos
 
-#endif  // CHROMEOS_COMPONENTS_TETHER_TETHER_DISCONNECTOR_H_
+#endif  // CHROMEOS_COMPONENTS_TETHER_TETHER_DISCONNECTOR_IMPL_H_