Remove commented multiTestContext.rpcSend
Remove commented multiTestContext.rpcSend

This looks like some leftover from conflit resolution.

I'm not sure about the TODO comment. #2141 was merged, but
multiTestContext.Start() still calls it. Simply replacing that with
localSender didn't work.

freakynit/cockroach,maxlang/cockroach,vivekmenezes/cockroach,vaibhavarora/cockroach,marcuswestin/cockroach,maxlang/cockroach,marcuswestin/cockroach,alex/cockroach,mbertschler/cockroach,petermattis/cockroach,jess-edwards/cockroach,jamesgraves/cockroach,maxlang/cockroach,paperstreet/cockroach,petermattis/cockroach,nieyy/cockroach,sunya123/cockroach,jmank88/cockroach,veteranlu/cockroach,petermattis/cockroach,GokulSrinivas/cockroach,sunya123/cockroach,marcuswestin/cockroach,glycerine/cockroach,bg451/cockroach,vivekmenezes/cockroach,alunarbeach/cockroach,marcuswestin/cockroach,mbertschler/cockroach,jess-edwards/cockroach,paperstreet/cockroach,linearb/cockroach,cockroachdb/cockroach,mbertschler/cockroach,paperstreet/cockroach,nieyy/cockroach,glycerine/cockroach,cuongdo/cockroach,jess-edwards/cockroach,sunya123/cockroach,marcuswestin/cockroach,GokulSrinivas/cockroach,veteranlu/cockroach,sunya123/cockroach,petermattis/cockroach,maxlang/cockroach,vaibhavarora/cockroach,cuongdo/cockroach,mbertschler/cockroach,nieyy/cockroach,bg451/cockroach,veteranlu/cockroach,jess-edwards/cockroach,arjun4084346/cockroach,arjun4084346/cockroach,linearb/cockroach,freakynit/cockroach,bg451/cockroach,paperstreet/cockroach,linearb/cockroach,linearb/cockroach,cockroachdb/cockroach,jess-edwards/cockroach,marcuswestin/cockroach,il9ue/cockroach,nieyy/cockroach,il9ue/cockroach,alunarbeach/cockroach,vaibhavarora/cockroach,bg451/cockroach,jmank88/cockroach,alex/cockroach,jamesgraves/cockroach,il9ue/cockroach,mbertschler/cockroach,vaibhavarora/cockroach,nieyy/cockroach,jess-edwards/cockroach,paperstreet/cockroach,cockroachdb/cockroach,cockroachdb/cockroach,veteranlu/cockroach,cuongdo/cockroach,maxlang/cockroach,arjun4084346/cockroach,mbertschler/cockroach,glycerine/cockroach,mbertschler/cockroach,freakynit/cockroach,jmank88/cockroach,sunya123/cockroach,petermattis/cockroach,maxlang/cockroach,cuongdo/cockroach,paperstreet/cockroach,vivekmenezes/cockroach,yiixiansheng/cockroach,yiixiansheng/cockroach,freakynit/cockroach,il9ue/cockroach,il9ue/cockroach,bg451/cockroach,nieyy/cockroach,freakynit/cockroach,cockroachdb/cockroach,yiixiansheng/cockroach,linearb/cockroach,linearb/cockroach,glycerine/cockroach,GokulSrinivas/cockroach,glycerine/cockroach,jmank88/cockroach,bg451/cockroach,GokulSrinivas/cockroach,cockroachdb/cockroach,maxlang/cockroach,alunarbeach/cockroach,vivekmenezes/cockroach,jamesgraves/cockroach,cuongdo/cockroach,sunya123/cockroach,petermattis/cockroach,sunya123/cockroach,alex/cockroach,jamesgraves/cockroach,bg451/cockroach,petermattis/cockroach,freakynit/cockroach,jmank88/cockroach,marcuswestin/cockroach,cockroachdb/cockroach,jamesgraves/cockroach,vivekmenezes/cockroach,veteranlu/cockroach,il9ue/cockroach,yiixiansheng/cockroach,glycerine/cockroach,sunya123/cockroach,cuongdo/cockroach,nieyy/cockroach,alunarbeach/cockroach,paperstreet/cockroach,cuongdo/cockroach,jess-edwards/cockroach,jmank88/cockroach,jamesgraves/cockroach,vivekmenezes/cockroach,glycerine/cockroach,paperstreet/cockroach,alex/cockroach,maxlang/cockroach,vivekmenezes/cockroach,veteranlu/cockroach,linearb/cockroach,il9ue/cockroach,GokulSrinivas/cockroach,vivekmenezes/cockroach,alunarbeach/cockroach,vaibhavarora/cockroach,cuongdo/cockroach,arjun4084346/cockroach,vaibhavarora/cockroach,veteranlu/cockroach,arjun4084346/cockroach,arjun4084346/cockroach,alunarbeach/cockroach,nieyy/cockroach,vaibhavarora/cockroach,alex/cockroach,petermattis/cockroach,alex/cockroach,arjun4084346/cockroach,veteranlu/cockroach,il9ue/cockroach,arjun4084346/cockroach,jmank88/cockroach,GokulSrinivas/cockroach,jamesgraves/cockroach,vaibhavarora/cockroach,cockroachdb/cockroach,marcuswestin/cockroach,yiixiansheng/cockroach,glycerine/cockroach,yiixiansheng/cockroach