Enable client certificate patterns in device ONC policy

chromeos/network/managed_network_configuration_handler.h

 // Copyright (c) 2013 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.
 
 #ifndef CHROMEOS_NETWORK_MANAGED_NETWORK_CONFIGURATION_HANDLER_H_
 #define CHROMEOS_NETWORK_MANAGED_NETWORK_CONFIGURATION_HANDLER_H_
 
 #include <map>
 #include <string>
 
@@ skipping 138 matching lines @@
 
   virtual const GuidToPolicyMap* GetNetworkConfigsFromPolicy(
       const std::string& userhash) const = 0;
 
   // Returns the global configuration of the policy of user |userhash| or device
   // policy if |userhash| is empty.
   virtual const base::DictionaryValue* GetGlobalConfigFromPolicy(
       const std::string& userhash) const = 0;
 
   // Returns the policy with |guid| for profile |profile_path|. If such
-  // doesn't exist, returns NULL.
+  // doesn't exist, returns nullptr. Sets |onc_source| accordingly if it is not
+  // nullptr.
   virtual const base::DictionaryValue* FindPolicyByGuidAndProfile(
       const std::string& guid,
-      const std::string& profile_path) const = 0;
+      const std::string& profile_path,
+      ::onc::ONCSource* onc_source) const = 0;
 
  private:
   DISALLOW_ASSIGN(ManagedNetworkConfigurationHandler);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROMEOS_NETWORK_MANAGED_NETWORK_CONFIGURATION_HANDLER_H_