Revert of Make TrayDetailsView a ViewClickListener and ButtonListener

ash/common/system/chromeos/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/common/system/chromeos/network/vpn_list_view.h"
 
 #include <memory>
 #include <utility>
 #include <vector>
 
@@ skipping 335 matching lines @@
     WmShell::Get()->RecordUserMetricsAction(
         key.third_party ? UMA_STATUS_AREA_VPN_ADD_THIRD_PARTY_CLICKED
                         : UMA_STATUS_AREA_VPN_ADD_BUILT_IN_CLICKED);
     WmShell::Get()->system_tray_delegate()->GetVPNDelegate()->ShowAddPage(key);
     return;
   }
 
   // If the user clicked on a network entry, let the |delegate_| trigger a
   // connection attempt (if the network is currently disconnected) or show a
   // configuration dialog (if the network is currently connected or connecting).
-  delegate_->OnNetworkEntryClicked(sender);
+  delegate_->OnViewClicked(sender);
 }
 
 void VPNListView::AddNetwork(const chromeos::NetworkState* network) {
   views::View* entry(new VPNListNetworkEntry(this, network));
   container_->AddChildView(entry);
   network_view_service_path_map_[entry] = network->path();
   list_empty_ = false;
 }
 
 void VPNListView::AddProviderAndNetworks(
@@ skipping 43 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.key, provider.name, networks);
 }
 
 }  // namespace ash