/// <summary>
/// 删除与某账号的所有云端历史记录与漫游消息
/// </summary>
/// <param name="accound">对方accid</param>
/// <param name="deleteRoaming">是否同时删除与该accid的漫游消息</param>
/// <param name="cb">操作结果的回调函数</param>
public static void DeleteHistoryOnlineAsync(string accound, bool deleteRoaming, DeleteOnlineHistoryResultDelegate cb)
{
var ptr = DelegateConverter.ConvertToIntPtr(cb);
MsglogNativeMethods.nim_msglog_delete_history_online_async(accound, deleteRoaming, null, _deleteOnlineHistoryCb, ptr);
}
