Add ash UI for third-party VPNs

ui/chromeos/ui_chromeos.gyp

 # Copyright 2014 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.
 
 {
   'variables': {
     'chromium_code': 1,
   },
   'targets': [
     {
@@ skipping 77 matching lines @@
         'network/network_icon.cc',
         'network/network_icon.h',
         'network/network_icon_animation.cc',
         'network/network_icon_animation.h',
         'network/network_icon_animation_observer.h',
         'network/network_info.cc',
         'network/network_info.h',
         'network/network_list.cc',
         'network/network_list.h',
         'network/network_list_delegate.h',
+        'network/network_list_view_base.cc',
+        'network/network_list_view_base.h',
         'network/network_state_notifier.cc',
         'network/network_state_notifier.h',
         'touch_exploration_controller.cc',
         'touch_exploration_controller.h',
         'user_activity_power_manager_notifier.cc',
         'user_activity_power_manager_notifier.h',
       ],
     },  # target_name: ui_chromeos
     {
       'target_name': 'ui_chromeos_unittests',
@@ skipping 16 matching lines @@
         '../chromeos/ime/candidate_window_view_unittest.cc',
         '../chromeos/ime/input_method_menu_item_unittest.cc',
         '../chromeos/ime/input_method_menu_manager_unittest.cc',
         '../chromeos/network/network_state_notifier_unittest.cc',
         '../chromeos/touch_exploration_controller_unittest.cc',
         'run_all_unittests.cc',
       ],
     },  # target_name: ui_chromeos_unittests
   ],
 }