forked from amazingfate/loongoffice
which I forgot in commit a0a919d2b541c415ad9b81d2ee91895bf106e9bb "remove SvRefBase::QueryDelete" Change-Id: Ib52b9cb58451abd62f75d7376b069bf6aef550b2
which I forgot in commit a0a919d2b541c415ad9b81d2ee91895bf106e9bb "remove SvRefBase::QueryDelete" Change-Id: Ib52b9cb58451abd62f75d7376b069bf6aef550b2