DO NOT MERGE Add cross-user check for getDefaultSmsPackage(). am: 0abccabffe

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/14987346

Change-Id: I1a74f3b531bc1fadec79e05042094772d7d770eb

services/core/java/com/android/server/role/RoleManagerService.java

@@ -637,6 +637,12 @@ public class RoleManagerService extends SystemService implements RoleUserState.C
 
         @Override
         public String getDefaultSmsPackage(int userId) {
+            userId = handleIncomingUser(userId, false, "getDefaultSmsPackage");
+            if (!mUserManagerInternal.exists(userId)) {
+                Slog.e(LOG_TAG, "user " + userId + " does not exist");
+                return null;
+            }
+
             long identity = Binder.clearCallingIdentity();
             try {
                 return CollectionUtils.firstOrNull(