Merge "Only animate user list if there's multiple users" into sc-qpr1-dev am: 2c25dc37ee

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15852882

Change-Id: Icf22911b2b7eabf7b3765618ebf581922a7562bb

packages/SystemUI/src/com/android/systemui/statusbar/policy/KeyguardUserSwitcherListView.java

@@ -103,7 +103,7 @@ public class KeyguardUserSwitcherListView extends AlphaOptimizedLinearLayout {
             }
         }
 
-        if (animate) {
+        if (animate && userItemViews.length > 1) {
             // AnimationUtils will immediately hide/show the first item in the array. Since the
             // first view is the current user, we want to manage its visibility separately.
             // Set first item to null so AnimationUtils ignores it.