Merge "[Multi-user] Route USER_ALL calls to USER_SYSTEM for restoreAtInstall"

                    ServiceManager.getService(Context.BACKUP_SERVICE));

            if (bm != null) {

                int userId = args.user.getIdentifier();

                // For backwards compatibility as USER_ALL previously routed directly to USER_SYSTEM

                // in the BackupManager. USER_ALL is used in compatibility tests.

                if (userId == UserHandle.USER_ALL) {

                    userId = UserHandle.USER_SYSTEM;

                }

                if (DEBUG_INSTALL) {

                    Log.v(TAG, "token " + token + " to BM for possible restore for user " + userId);

                }