Enable client certificate patterns in device ONC policy

ash/system/network/network_list.cc

 // Copyright 2016 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/network_list.h"
 
 #include <stddef.h>
 
 #include "ash/strings/grit/ash_strings.h"
 #include "ash/system/network/network_icon.h"
@@ skipping 48 matching lines @@
           std::string() /* no username hash, device policy */);
   bool policy_prohibites_unmanaged = false;
   if (global_network_config) {
     global_network_config->GetBooleanWithoutPathExpansion(
         ::onc::global_network_config::kAllowOnlyPolicyNetworksToConnect,
         &policy_prohibites_unmanaged);
   }
   if (!policy_prohibites_unmanaged)
     return false;
   return !managed_configuration_handler->FindPolicyByGuidAndProfile(
-      network->guid(), network->profile_path());
+      network->guid(), network->profile_path(), nullptr);

[emaxx, 2017/04/20 20:10:38]

nit: Append the comment /* onc_source */ to explain what this nullptr actually
means.
(The same applies to other files in the CL.)

[pmarko, 2017/04/24 14:49:55]

Done.
(ash/system/network/network_list.cc, chromeos/network/auto_connect_handler.cc,
chromeos/network/network_connection_handler.cc)

 }
 
 }  // namespace
 
 // A header row for sections in network detailed view which contains a title and
 // a toggle button to turn on/off the section. Subclasses are given the
 // opportunity to add extra buttons before the toggle button is added.
 class NetworkListView::SectionHeaderRowView : public views::View,
                                               public views::ButtonListener {
  public:
@@ skipping 591 matching lines @@
   if (found == last_network_info_map_.end()) {
     // If we cannot find |info| in |last_network_info_map_|, just return true
     // since this is a new network so we have nothing to compare.
     return true;
   } else {
     return *found->second != info;
   }
 }
 
 }  // namespace ash