[CrOS Tether] Update NetworkState to include tether properties and integrate into NetworkStateHandl…

ash/system/network/network_list.cc

Index: ash/system/network/network_list.cc
diff --git a/ash/system/network/network_list.cc b/ash/system/network/network_list.cc
index cdb1001dda89086349b7613b55b97bd3e73491f1..c450c04e366f668eb7b4cd4a907af611d630e007 100644
--- a/ash/system/network/network_list.cc
+++ b/ash/system/network/network_list.cc
@@ -308,7 +308,8 @@ void NetworkListView::Update() {
 
   // Add Tether networks.
   NetworkStateHandler::NetworkStateList tether_network_list;
-  handler->GetTetherNetworkList(0 /* no limit */, &tether_network_list);
+  handler->GetVisibleNetworkListByType(NetworkTypePattern::Tether(),
+                                       &tether_network_list);
   for (const auto* tether_network : tether_network_list) {
     network_list_.push_back(
         base::MakeUnique<NetworkInfo>(tether_network->guid()));