Remove the configuration of Tether-associated Wi-Fi networks once connectivity is lost.

chromeos/components/tether/tether_network_disconnection_handler.h

Index: chromeos/components/tether/tether_network_disconnection_handler.h
diff --git a/chromeos/components/tether/tether_network_disconnection_handler.h b/chromeos/components/tether/tether_network_disconnection_handler.h
index a92ee999feec0ce6f8077ba85ca1c08e03581971..2727091123485f6502692b2363168eec0955ee67 100644
--- a/chromeos/components/tether/tether_network_disconnection_handler.h
+++ b/chromeos/components/tether/tether_network_disconnection_handler.h
@@ -11,6 +11,7 @@
 
 namespace chromeos {
 
+class ManagedNetworkConfigurationHandler;
 class NetworkStateHandler;
 
 namespace tether {
@@ -24,7 +25,10 @@ class ActiveHost;
 // tracks ongoing connections and updates this metadata when necessary.
 class TetherNetworkDisconnectionHandler : public NetworkStateHandlerObserver {
  public:
-  TetherNetworkDisconnectionHandler(ActiveHost* active_host);
+  TetherNetworkDisconnectionHandler(ActiveHost* active_host,
+                                    NetworkStateHandler* network_state_handler,
+                                    ManagedNetworkConfigurationHandler*
+                                        managed_network_configuration_handler);
   ~TetherNetworkDisconnectionHandler() override;
 
   // NetworkStateHandlerObserver:
@@ -33,11 +37,9 @@ class TetherNetworkDisconnectionHandler : public NetworkStateHandlerObserver {
  private:
   friend class TetherNetworkDisconnectionHandlerTest;
 
-  TetherNetworkDisconnectionHandler(ActiveHost* active_host,
-                                    NetworkStateHandler* network_state_handler);
-
   ActiveHost* active_host_;
   NetworkStateHandler* network_state_handler_;
+  ManagedNetworkConfigurationHandler* managed_network_configuration_handler_;
 
   DISALLOW_COPY_AND_ASSIGN(TetherNetworkDisconnectionHandler);
 };