Replace US with its monad input in DeleteLoadUserUpdateState().

From: @VectorSL
Reviewed-by: @limingqi107,@wilfchen,@cristoval
Signed-off-by:

From: @gong_zi_yan
Reviewed-by: @stsuteng,@kisnwang
Signed-off-by: @stsuteng

From: @yuchaojie
Reviewed-by: @zhoufeng54,@jjfeing
Signed-off-by: @jjfeing

From: @zhang__sss
Reviewed-by: @zhoufeng54
Signed-off-by:

From: @chenfei52
Reviewed-by: 
Signed-off-by:

From: @jianghui58
Reviewed-by: @hangangqiang,@jpc_chenjianping
Signed-off-by: @hangangqiang

From: @yepei6
Reviewed-by: 
Signed-off-by:

From: @mind-lh
Reviewed-by: @liangchenghui,@wuxuejian
Signed-off-by: @liangchenghui

From: @ling_qiao_min
Reviewed-by: @zhanghaibo5,@zhang_xue_tong
Signed-off-by: @zhang_xue_tong

From: @VectorSL
Reviewed-by: @cristoval,@limingqi107
Signed-off-by: @limingqi107

From: @islam_amin
Reviewed-by: @yelihua,@ouwenchang
Signed-off-by: @ouwenchang

From: @looop5
Reviewed-by: @gaoxiong1,@gaoxiong1,@dylangeng
Signed-off-by: @dylangeng

From: @xutianchun
Reviewed-by: @HilbertDavid,@zhanghaibo5
Signed-off-by: @HilbertDavid

From: @lixiaohui33
Reviewed-by: @ouwenchang,@yelihua,@ouwenchang,@yelihua
Signed-off-by: @yelihua

From: @changzherui
Reviewed-by: @zhoufeng54,@zhunaipan
Signed-off-by: @zhunaipan

From: @yao_yf
Reviewed-by: @stsuteng,@kisnwang
Signed-off-by: @stsuteng

From: @chujinjin
Reviewed-by: @zhoufeng54,@kisnwang
Signed-off-by: @kisnwang

From: @yeyunpeng2020
Reviewed-by: @ddwsky,@ddwsky
Signed-off-by: @ddwsky,@ddwsky

From: @chenlei_autodiff
Reviewed-by: 
Signed-off-by:

From: @dayschan
Reviewed-by: @gaoxiong1,@gaoxiong1,@anyrenwei
Signed-off-by: @anyrenwei

From: @zhanghuiyao
Reviewed-by: @c_34,@oacjiewen
Signed-off-by: @c_34

From: @chengxb7532
Reviewed-by: @linqingke,@kisnwang
Signed-off-by: @linqingke

refactor CanActivateAtomicAdd

use smart pointer

From: @simson_wu
Reviewed-by: @chujinjin,@zh_qh
Signed-off-by: @zh_qh

From: @YeFeng_24
Reviewed-by: @hangangqiang,@zhanghaibo5
Signed-off-by: @zhanghaibo5

From: @yeyunpeng2020
Reviewed-by: @zhanghaibo5,@hangangqiang
Signed-off-by: @hangangqiang