Revert "Settings search - Navigate user to exact page"

This reverts commit 08f2a58459.

Reason for revert: design changed, we decide to take the user to
the entry after clicking on a search result.
It's opposite with what we did, so we revert related CL first.

Test: robotest

Change-Id: Iadb9a94a7ef7838be34a54499e2d934d6396c336

src/com/android/settings/security/LockscreenDashboardFragment.java

@@ -57,6 +57,9 @@ public class LockscreenDashboardFragment extends DashboardFragment
     @VisibleForTesting
     static final String KEY_LOCK_SCREEN_NOTIFICATON_WORK_PROFILE =
             "security_setting_lock_screen_notif_work";
+    @VisibleForTesting
+    static final String KEY_ADD_USER_FROM_LOCK_SCREEN =
+            "security_lockscreen_add_users_when_locked";
 
 
     private AmbientDisplayConfiguration mConfig;
@@ -138,6 +141,13 @@ public class LockscreenDashboardFragment extends DashboardFragment
                     return controllers;
                 }
 
+                @Override
+                public List<String> getNonIndexableKeys(Context context) {
+                    final List<String> niks = super.getNonIndexableKeys(context);
+                    niks.add(KEY_ADD_USER_FROM_LOCK_SCREEN);
+                    return niks;
+                }
+
                 @Override
                 protected boolean isPageSearchEnabled(Context context) {
                     return new LockScreenPreferenceController(context, "anykey")