Add a lock to the managed user settings page and require authentication for unlocking.

chrome/common/pref_names.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.
 
 // Constants for the names of various preferences, for easier changing.
 
 #ifndef CHROME_COMMON_PREF_NAMES_H_
 #define CHROME_COMMON_PREF_NAMES_H_
 
 #include <stddef.h>
@@ skipping 283 matching lines @@
 extern const char kShowHomeButton[];
 extern const char kRecentlySelectedEncoding[];
 extern const char kDeleteBrowsingHistory[];
 extern const char kDeleteDownloadHistory[];
 extern const char kDeleteCache[];
 extern const char kDeleteCookies[];
 extern const char kDeletePasswords[];
 extern const char kDeleteFormData[];
 extern const char kDeleteHostedAppsData[];
 extern const char kDeauthorizeContentLicenses[];
+extern const char kChildLockDisabled[];

[Pam (message me for reviews), 2013/01/07 14:51:49]

Please use more general terminology.

 extern const char kEnableContinuousSpellcheck[];
 extern const char kSpeechRecognitionFilterProfanities[];
 extern const char kSpeechRecognitionTrayNotificationShownContexts[];
 extern const char kEnabledLabsExperiments[];
 extern const char kEnableAutoSpellCorrect[];
 extern const char kSavingBrowserHistoryDisabled[];
 extern const char kForceSafeSearch[];
 extern const char kDeleteTimePeriod[];
 #if defined(TOOLKIT_GTK)
 extern const char kUsesSystemTheme[];
@@ skipping 374 matching lines @@
 extern const char kManagedJavaScriptAllowedForUrls[];
 extern const char kManagedJavaScriptBlockedForUrls[];
 extern const char kManagedPluginsAllowedForUrls[];
 extern const char kManagedPluginsBlockedForUrls[];
 extern const char kManagedPopupsAllowedForUrls[];
 extern const char kManagedPopupsBlockedForUrls[];
 extern const char kManagedNotificationsAllowedForUrls[];
 extern const char kManagedNotificationsBlockedForUrls[];
 extern const char kManagedAutoSelectCertificateForUrls[];
 
+extern const char kManagedModeLocalPassphrase[];
+
 extern const char kAudioCaptureAllowed[];
 extern const char kVideoCaptureAllowed[];
 
 #if defined(OS_CHROMEOS)
 extern const char kDeviceSettingsCache[];
 extern const char kHardwareKeyboardLayout[];
 extern const char kCarrierDealPromoShown[];
 extern const char kShouldAutoEnroll[];
 extern const char kAutoEnrollmentPowerLimit[];
 extern const char kDeviceActivityTimes[];
@@ skipping 106 matching lines @@
 extern const char kLastPolicyStatisticsUpdate[];
 
 #if defined(OS_CHROMEOS)
 extern const char kRLZBrand[];
 extern const char kRLZDisabled[];
 #endif
 
 }  // namespace prefs
 
 #endif  // CHROME_COMMON_PREF_NAMES_H_