Migrate simple ash Shell metrics users.

ash/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/system/chromeos/network/vpn_list_view.h"
 
 #include <memory>
 #include <utility>
 #include <vector>
 
 #include "ash/common/system/tray/hover_highlight_view.h"
 #include "ash/common/system/tray/system_tray_delegate.h"
 #include "ash/common/system/tray/tray_constants.h"
 #include "ash/common/system/tray/tray_popup_label_button.h"
 #include "ash/common/wm_shell.h"
-#include "ash/metrics/user_metrics_recorder.h"
-#include "ash/shell.h"
 #include "ash/system/chromeos/network/vpn_delegate.h"
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/logging.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/values.h"
 #include "chromeos/network/network_connection_handler.h"
 #include "chromeos/network/network_handler.h"
 #include "chromeos/network/network_state.h"
 #include "chromeos/network/network_type_pattern.h"
@@ skipping 115 matching lines @@
 }
 
 void VPNListNetworkEntry::NetworkIconChanged() {
   UpdateFromNetworkState(
       chromeos::NetworkHandler::Get()->network_state_handler()->GetNetworkState(
           service_path_));
 }
 
 void VPNListNetworkEntry::ButtonPressed(views::Button* sender,
                                         const ui::Event& event) {
-  Shell::GetInstance()->metrics()->RecordUserMetricsAction(
+  WmShell::Get()->RecordUserMetricsAction(
       UMA_STATUS_AREA_VPN_DISCONNECT_CLICKED);
   chromeos::NetworkHandler::Get()
       ->network_connection_handler()
       ->DisconnectNetwork(service_path_, base::Bind(&base::DoNothing),
                           base::Bind(&IgnoreDisconnectError));
 }
 
 VPNListNetworkEntry::DisconnectButton::DisconnectButton(
     VPNListNetworkEntry* parent)
     : TrayPopupLabelButton(
@@ skipping 174 matching lines @@
 void VPNListView::OnVPNProvidersChanged() {
   Update();
 }
 
 void VPNListView::OnViewClicked(views::View* sender) {
   const auto& provider = provider_view_key_map_.find(sender);
   if (provider != provider_view_key_map_.end()) {
     // If the user clicks on a provider entry, request that the "add network"
     // dialog for this provider be shown.
     const VPNProvider::Key& key = provider->second;
-    Shell::GetInstance()->metrics()->RecordUserMetricsAction(
+    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_->OnViewClicked(sender);
@@ skipping 53 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