Make device-level proxy policy mandatory in KIOSK mode.

chrome/browser/policy/device_policy_cache.h

 // Copyright (c) 2012 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 CHROME_BROWSER_POLICY_DEVICE_POLICY_CACHE_H_
 #define CHROME_BROWSER_POLICY_DEVICE_POLICY_CACHE_H_
 #pragma once
 
 #include "base/memory/weak_ptr.h"
 #include "chrome/browser/chromeos/login/signed_settings.h"
@@ skipping 61 matching lines @@
   // Ensures that CrosSettings has established trust on the reporting prefs and
   // publishes the |device_token| loaded from the cache. It's important that we
   // have fully-initialized device settings s.t. device status uploads get the
   // correct reporting policy flags.
   void SetTokenAndFlagReady(const std::string& device_token);
 
   // Checks whether a policy fetch is pending and sends out a notification if
   // that is the case.
   void CheckFetchingDone();
 
+  void DecodeDevicePolicy(
+      const enterprise_management::ChromeDeviceSettingsProto& policy,
+      PolicyMap* policies);
+
   // Decode the various groups of policies.
   static void DecodeLoginPolicies(
       const enterprise_management::ChromeDeviceSettingsProto& policy,
       PolicyMap* policies);
   static void DecodeKioskPolicies(
       const enterprise_management::ChromeDeviceSettingsProto& policy,
       PolicyMap* policies);
   static void DecodeNetworkPolicies(
       const enterprise_management::ChromeDeviceSettingsProto& policy,
-      PolicyMap* policies);
+      PolicyMap* policies,
+      EnterpriseInstallAttributes* install_attributes);
   static void DecodeReportingPolicies(
       const enterprise_management::ChromeDeviceSettingsProto& policy,
       PolicyMap* policies);
   static void DecodeGenericPolicies(
       const enterprise_management::ChromeDeviceSettingsProto& policy,
       PolicyMap* policies);
 
-  static void DecodeDevicePolicy(
-      const enterprise_management::ChromeDeviceSettingsProto& policy,
-      PolicyMap* policies);
-
   CloudPolicyDataStore* data_store_;
   EnterpriseInstallAttributes* install_attributes_;
 
   chromeos::SignedSettingsHelper* signed_settings_helper_;
 
   base::WeakPtrFactory<DevicePolicyCache> weak_ptr_factory_;
 
   bool policy_fetch_pending_;
 
   DISALLOW_COPY_AND_ASSIGN(DevicePolicyCache);
 };
 
 }  // namespace policy
 
 #endif  // CHROME_BROWSER_POLICY_DEVICE_POLICY_CACHE_H_