Reset HoverHighlightView state before re-populating

ash/system/network/vpn_list_view.cc

 // Copyright 2015 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.
 
 #include "ash/system/network/vpn_list_view.h"
 
 #include <memory>
 #include <utility>
 #include <vector>
 
@@ skipping 174 matching lines @@
   if (network && network->IsConnectingState())
     network_icon::NetworkIconAnimation::GetInstance()->AddObserver(this);
   else
     network_icon::NetworkIconAnimation::GetInstance()->RemoveObserver(this);
 
   if (!network) {
     // This is a transient state where the network has been removed already but
     // the network list in the UI has not been updated yet.
     return;
   }
-  RemoveAllChildViews(true);
+  Reset();
   disconnect_button_ = nullptr;
 
   gfx::ImageSkia image =
       network_icon::GetImageForNetwork(network, network_icon::ICON_TYPE_LIST);
   base::string16 label = network_icon::GetLabelForNetwork(
       network, network_icon::ICON_TYPE_MENU_LIST);
   if (network->IsConnectedState())
     SetupConnectedItem(label, image);
   else if (network->IsConnectingState())
     SetupConnectingItem(label, image);
@@ skipping 182 matching lines @@
     }
   }
 
   // Add providers without any configured networks, in the order that the
   // providers were returned by the extensions system.
   for (const VPNProvider& provider : providers)
     AddProviderAndNetworks(provider, networks);
 }
 
 }  // namespace ash