md-settings: Added settings for fingerprint unlock.

chrome/common/chrome_features.cc

 // Copyright 2016 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/common/chrome_features.h"
 
 #include "extensions/features/features.h"
 #include "ppapi/features/features.h"
 
 namespace features {
@@ skipping 209 matching lines @@
 // Experiment to use grouped permission infobars which could show and handle
 // multiple permission requests.
 const base::Feature kUseGroupedPermissionInfobars{
     "UseGroupedPermissionInfobars", base::FEATURE_DISABLED_BY_DEFAULT};
 
 #if defined(OS_CHROMEOS)
 // Enables or disables the opt-in IME menu in the language settings page.
 const base::Feature kOptInImeMenu{"OptInImeMenu",
                                   base::FEATURE_ENABLED_BY_DEFAULT};
 
-// Enables or disables PIN quick unlock settings integration.
+// Enables or disables PIN quick unlock.
 const base::Feature kQuickUnlockPin{"QuickUnlockPin",
                                     base::FEATURE_ENABLED_BY_DEFAULT};
 
+// Enables or disables fingerprint quick unlock.
+const base::Feature kQuickUnlockFingerprint{"QuickUnlockFingerprint",
+                                            base::FEATURE_DISABLED_BY_DEFAULT};
+
 // Enables or disables emoji, handwriting and voice input on opt-in IME menu.
 const base::Feature kEHVInputOnImeMenu{"EmojiHandwritingVoiceInput",
                                        base::FEATURE_ENABLED_BY_DEFAULT};
 
 // Enables or disables flash component updates on Chrome OS.
 const base::Feature kCrosCompUpdates{"CrosCompUpdates",
                                      base::FEATURE_DISABLED_BY_DEFAULT};
 #endif  // defined(OS_CHROMEOS)
 
 }  // namespace features