Changing policy while Chrome is running should refresh preferences without relaunching

chrome/browser/configuration_policy_provider.cc

 // Copyright (c) 2010 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/configuration_policy_provider.h"
 
 #include "base/values.h"
 #include "chrome/common/policy_constants.h"
+#include "chrome/common/notification_service.h"
 
 namespace {
 
 // TODO(avi): Use this mapping to auto-generate MCX manifests and Windows
 // ADM/ADMX files. http://crbug.com/49316
 
 struct InternalPolicyValueMapEntry {
   ConfigurationPolicyStore::PolicyType policy_type;
   Value::ValueType value_type;
   const char* name;
@@ skipping 44 matching lines @@
       const InternalPolicyValueMapEntry& internal_entry = kPolicyValueMap[i];
       PolicyValueMapEntry entry;
       entry.policy_type = internal_entry.policy_type;
       entry.value_type = internal_entry.value_type;
       entry.name = std::string(internal_entry.name);
       mapping->push_back(entry);
     }
   }
   return mapping;
 }
+
+void ConfigurationPolicyProvider::NotifyStoreOfPolicyChange() {
+  NotificationService::current()->Notify(
+      NotificationType::POLICY_CHANGED,
+      Source<ConfigurationPolicyProvider>(this),
+      NotificationService::NoDetails());
+}
+