out req: simplify non-streamed response case
out req: simplify non-streamed response case

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