Added policy for disabling locally managed users.

chrome/browser/chromeos/policy/device_policy_decoder_chromeos.cc

 // 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.
 
 #include "chrome/browser/chromeos/policy/device_policy_decoder_chromeos.h"
 
 #include <limits>
 
 #include "base/logging.h"
 #include "base/values.h"
@@ skipping 159 matching lines @@
                     DecodeIntegerValue(container.auto_login_delay()));
     }
     if (container.has_enable_auto_login_bailout()) {
       policies->Set(key::kDeviceLocalAccountAutoLoginBailoutEnabled,
                     POLICY_LEVEL_MANDATORY,
                     POLICY_SCOPE_MACHINE,
                     Value::CreateBooleanValue(
                         container.enable_auto_login_bailout()));
     }
   }
+
+  if (policy.has_supervised_users_settings()) {
+    const em::SupervisedUsersSettingsProto& container =
+        policy.supervised_users_settings();
+    if (container.has_supervised_users_enabled()) {
+      Value* value = Value::CreateBooleanValue(
+          container.supervised_users_enabled());
+      policies->Set(key::kSupervisedUsersEnabled,
+                    POLICY_LEVEL_MANDATORY,
+                    POLICY_SCOPE_MACHINE,
+                    value);
+    }
+  }
 }
 
 void DecodeKioskPolicies(const em::ChromeDeviceSettingsProto& policy,
                          PolicyMap* policies,
                          EnterpriseInstallAttributes* install_attributes) {
   // No policies if this is not KIOSK.
   if (install_attributes->GetMode() != DEVICE_MODE_RETAIL_KIOSK)
     return;
 
   if (policy.has_forced_logout_timeouts()) {
@@ skipping 385 matching lines @@
   DecodeLoginPolicies(policy, policies);
   DecodeKioskPolicies(policy, policies, install_attributes);
   DecodeNetworkPolicies(policy, policies, install_attributes);
   DecodeReportingPolicies(policy, policies);
   DecodeAutoUpdatePolicies(policy, policies);
   DecodeAccessibilityPolicies(policy, policies);
   DecodeGenericPolicies(policy, policies);
 }
 
 }  // namespace policy