md-settings: Added settings for fingerprint unlock.

chrome/browser/extensions/api/settings_private/prefs_util.cc

Index: chrome/browser/extensions/api/settings_private/prefs_util.cc
diff --git a/chrome/browser/extensions/api/settings_private/prefs_util.cc b/chrome/browser/extensions/api/settings_private/prefs_util.cc
index 508ddf8055d0b9ac1cf7ff2cf629b5aa8b7d2696..e0a3a45436804f470cc55469daba439d743c712d 100644
--- a/chrome/browser/extensions/api/settings_private/prefs_util.cc
+++ b/chrome/browser/extensions/api/settings_private/prefs_util.cc
@@ -258,6 +258,10 @@ const PrefsUtil::TypedPrefMap& PrefsUtil::GetWhitelistedKeys() {
       settings_private::PrefType::PREF_TYPE_BOOLEAN;
   (*s_whitelist)[::prefs::kWakeOnWifiDarkConnect] =
       settings_private::PrefType::PREF_TYPE_BOOLEAN;
+  (*s_whitelist)[::prefs::kEnableAutoScreenLock] =

[jdufault, 2016/12/01 17:11:19]

This looks like a duplicate entry.

[sammiequon, 2016/12/01 20:52:29]

Done.

+      settings_private::PrefType::PREF_TYPE_BOOLEAN;
+  (*s_whitelist)[::prefs::kEnableQuickUnlockFingerprint] =

[jdufault, 2016/12/01 17:11:19]

This should go in people section?

[sammiequon, 2016/12/01 20:52:29]

Oops. Done.

+      settings_private::PrefType::PREF_TYPE_BOOLEAN;
 
   // Timezone settings.
   (*s_whitelist)[chromeos::kSystemTimezone] =