Enable client certificate patterns in device ONC policy

ash/system/network/network_list.cc

Index: ash/system/network/network_list.cc
diff --git a/ash/system/network/network_list.cc b/ash/system/network/network_list.cc
index 9e308afc12264bf050d8c7d8a8f436610bc06f2a..e79a1dea81a67bec828c94cb1ee1e0d763ad9b23 100644
--- a/ash/system/network/network_list.cc
+++ b/ash/system/network/network_list.cc
@@ -66,7 +66,7 @@ bool IsProhibitedByPolicy(const chromeos::NetworkState* network) {
   if (!policy_prohibites_unmanaged)
     return false;
   return !managed_configuration_handler->FindPolicyByGuidAndProfile(
-      network->guid(), network->profile_path());
+      network->guid(), network->profile_path(), nullptr /* onc_source */);
 }
 
 }  // namespace