[ConfirmPattern] use correct user id for stealth mode

Bug: 23027554
Change-Id: I9582dab3a0355f613d0ce1c943b0eeba2694dddd

src/com/android/settings/ConfirmLockPattern.java

@@ -144,7 +144,7 @@ public class ConfirmLockPattern extends ConfirmDeviceCredentialBaseActivity {
             mLockPatternView.setTactileFeedbackEnabled(
                     mLockPatternUtils.isTactileFeedbackEnabled());
             mLockPatternView.setInStealthMode(!mLockPatternUtils.isVisiblePatternEnabled(
-                    UserHandle.myUserId()));
+                    mEffectiveUserId));
             mLockPatternView.setOnPatternListener(mConfirmExistingLockPatternListener);
             updateStage(Stage.NeedToUnlock);