Add Easy Unlock options to chrome://settings behind a flag.

chrome/common/url_constants.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.
 
 // Contains constants for known URLs and portions thereof.
 
 #ifndef CHROME_COMMON_URL_CONSTANTS_H_
 #define CHROME_COMMON_URL_CONSTANTS_H_
 
 #include <string>
@@ skipping 519 matching lines @@
 extern const char kMediaAccessLearnMoreUrl[];
 
 // The URL for the "Learn more" link in the language settings.
 extern const char kLanguageSettingsLearnMoreUrl[];
 
 #if defined(OS_MACOSX)
 // The URL for the 32-bit Mac deprecation help center article
 extern const char kMac32BitDeprecationURL[];
 #endif
 
+// The URL for the "Learn more" link the the Easy Unlock settings.
+extern const char kEasyUnlockLearnMoreUrl[];
+
+// The URL to the device management page in the Easy Unlock settings.
+extern const char kEasyUnlockManagementUrl[];
+
 }  // namespace chrome
 
 #endif  // CHROME_COMMON_URL_CONSTANTS_H_