Merge "Only update entries if there is a change in expand / collapse state" into sc-dev am: 2d9d1b9937

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/14281908

Change-Id: I5cdc8237e8c25d4e54c3121216db434660c6b33f

src/com/android/launcher3/widget/picker/WidgetsListAdapter.java

@@ -186,8 +186,10 @@ public class WidgetsListAdapter extends Adapter<ViewHolder> implements OnHeaderC
      * Resets any expanded widget header.
      */
     public void resetExpandedHeader() {
-        mWidgetsContentVisiblePackageUserKey = null;
-        updateVisibleEntries();
+        if (mWidgetsContentVisiblePackageUserKey != null) {
+            mWidgetsContentVisiblePackageUserKey = null;
+            updateVisibleEntries();
+        }
     }
 
     @Override