TChannelRootPeers: stop splicing in _delete
TChannelRootPeers: stop splicing in _delete

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