Merge "Settings: remove multiple users search when multi-user not supported" into main

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

@@ -1719,6 +1719,9 @@ public class UserSettings extends SettingsPreferenceFragment
                 public List<SearchIndexableRaw> getRawDataToIndex(Context context,
                         boolean enabled) {
                     final List<SearchIndexableRaw> rawData = new ArrayList<>();
+                    if (!UserManager.supportsMultipleUsers()) {
+                        return rawData;
+                    }
 
                     SearchIndexableRaw allowMultipleUsersResult = new SearchIndexableRaw(context);