Revert "Show "Add users from lock screen" dependent on secure lock screen."

This reverts commit 0149363a39.

Reason for revert: Droidcop: Potential culprit for Bug 149209670- verifying through Forrest before revert submission. This is part of the standard investigation process, and does not mean your CL will be reverted.

Change-Id: Ia1f1ce35ef5d93664cf665bea86a472376b84aab

src/com/android/settings/users/UserSettings.java

@@ -240,7 +240,7 @@ public class UserSettings extends SettingsPreferenceFragment
         }
 
         mAddUserWhenLockedPreferenceController = new AddUserWhenLockedPreferenceController(
-                activity, KEY_ADD_USER_WHEN_LOCKED, new LockPatternUtils(getPrefContext()));
+                activity, KEY_ADD_USER_WHEN_LOCKED);
         mMultiUserFooterPreferenceController = new MultiUserFooterPreferenceController(activity,
                 KEY_MULTIUSER_FOOTER);
 
@@ -1290,8 +1290,7 @@ public class UserSettings extends SettingsPreferenceFragment
                         boolean suppressAllPage) {
                     final List<String> niks = super.getNonIndexableKeysFromXml(context, xmlResId,
                             suppressAllPage);
-                    new AddUserWhenLockedPreferenceController(
-                            context, KEY_ADD_USER_WHEN_LOCKED, new LockPatternUtils(context))
+                    new AddUserWhenLockedPreferenceController(context, KEY_ADD_USER_WHEN_LOCKED)
                             .updateNonIndexableKeys(niks);
                     new AutoSyncDataPreferenceController(context, null /* parent */)
                             .updateNonIndexableKeys(niks);