Factor out popOutOp
Factor out popOutOp

i/tchannel,benfleis/tchannel,savaki/tchannel,sasa233/tchannel,RyanTech/tchannel,vanloswang/tchannel,sasa233/tchannel,RyanTech/tchannel,chenwenbin928/tchannel,vanloswang/tchannel,bunnyblue/tchannel,savaki/tchannel,chenwenbin928/tchannel,hustxiaoc/tchannel,i/tchannel,bunnyblue/tchannel,hustxiaoc/tchannel,Zirpon/tchannel,i/tchannel,Zirpon/tchannel,benfleis/tchannel,Zirpon/tchannel,savaki/tchannel,hustxiaoc/tchannel,benfleis/tchannel,sasa233/tchannel,vanloswang/tchannel,chenwenbin928/tchannel,RyanTech/tchannel,bunnyblue/tchannel