Add migration from CaCert NSS nicknames to PEM.

chromeos/network/network_handler.h

Index: chromeos/network/network_handler.h
diff --git a/chromeos/network/network_handler.h b/chromeos/network/network_handler.h
index b25ab1beaad51b5f9b0124b0db4caf10e1625f73..b9ce06011cef8bb9f02bfe92a3335dc1c11210a9 100644
--- a/chromeos/network/network_handler.h
+++ b/chromeos/network/network_handler.h
@@ -13,6 +13,7 @@ namespace chromeos {
 
 class GeolocationHandler;
 class ManagedNetworkConfigurationHandler;
+class NetworkCertMigrator;
 class NetworkConfigurationHandler;
 class NetworkConnectionHandler;
 class NetworkDeviceHandler;
@@ -57,6 +58,7 @@ class CHROMEOS_EXPORT NetworkHandler {
   scoped_ptr<NetworkStateHandler> network_state_handler_;
   scoped_ptr<NetworkDeviceHandler> network_device_handler_;
   scoped_ptr<NetworkProfileHandler> network_profile_handler_;
+  scoped_ptr<NetworkCertMigrator> network_cert_migrator_;
   scoped_ptr<NetworkConfigurationHandler> network_configuration_handler_;
   scoped_ptr<ManagedNetworkConfigurationHandler>
       managed_network_configuration_handler_;