Revert "Use the Windows MDM API to check if the machine is being managed."

chrome/browser/component_updater/chrome_component_updater_configurator.cc

 // Copyright 2014 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/component_updater/chrome_component_updater_configurator.h"
 
 #include <string>
 #include <vector>
 
 #include "base/strings/sys_string_conversions.h"
@@ skipping 131 matching lines @@
 std::string ChromeConfigurator::GetOSLongName() const {
   return configurator_impl_.GetOSLongName();
 }
 
 std::string ChromeConfigurator::ExtraRequestParams() const {
   return configurator_impl_.ExtraRequestParams();
 }
 
 std::string ChromeConfigurator::GetDownloadPreference() const {
 #if defined(OS_WIN)
-  // This group policy is supported only on Windows and only for enterprises.
-  return base::win::IsEnterpriseManaged()
+  // This group policy is supported only on Windows and only for computers
+  // which are joined to a Windows domain.
+  return base::win::IsEnrolledToDomain()
              ? base::SysWideToUTF8(
                    GoogleUpdateSettings::GetDownloadPreference())
-             : std::string();
+             : std::string("");
 #else
-  return std::string();
+  return std::string("");
 #endif
 }
 
 net::URLRequestContextGetter* ChromeConfigurator::RequestContext() const {
   return configurator_impl_.RequestContext();
 }
 
 scoped_refptr<update_client::OutOfProcessPatcher>
 ChromeConfigurator::CreateOutOfProcessPatcher() const {
   return make_scoped_refptr(new ChromeOutOfProcessPatcher);
@@ skipping 46 matching lines @@
 
 scoped_refptr<update_client::Configurator>
 MakeChromeComponentUpdaterConfigurator(
     const base::CommandLine* cmdline,
     net::URLRequestContextGetter* context_getter,
     PrefService* pref_service) {
   return new ChromeConfigurator(cmdline, context_getter, pref_service);
 }
 
 }  // namespace component_updater