SelfConnection: correct req error emit
SelfConnection: correct req error emit

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