info.cascadeIds = DbMailItem.markDeletionTargets(mMailbox, info.itemIds);
info.cascadeIds = DbMailItem.markDeletionTargets(mMailbox, info.itemIds.getIds(TYPE_MESSAGE));
    void propagateDeletion(PendingDelete info) throws ServiceException {        if (info.incomplete)            info.cascadeIds = DbMailItem.markDeletionTargets(mMailbox, info.itemIds);        else            info.cascadeIds = DbMailItem.markDeletionTargets(this);        super.propagateDeletion(info);    }