[Sema] Use getResultInterfaceType() to get the result type
[Sema] Use getResultInterfaceType() to get the result type

In `TypeCheckFunctionBodyUntilRequest`. So we can type check the body
without typechecking the signature.

tkremenek/swift,stephentyrone/swift,stephentyrone/swift,stephentyrone/swift,jmgc/swift,rudkx/swift,jckarter/swift,jmgc/swift,parkera/swift,lorentey/swift,allevato/swift,airspeedswift/swift,gregomni/swift,CodaFi/swift,benlangmuir/swift,xwu/swift,CodaFi/swift,stephentyrone/swift,airspeedswift/swift,allevato/swift,lorentey/swift,airspeedswift/swift,lorentey/swift,parkera/swift,xwu/swift,apple/swift,JGiola/swift,jckarter/swift,rudkx/swift,jckarter/swift,hooman/swift,allevato/swift,jckarter/swift,parkera/swift,harlanhaskins/swift,hooman/swift,gregomni/swift,karwa/swift,benlangmuir/swift,ahoppen/swift,tkremenek/swift,stephentyrone/swift,parkera/swift,xwu/swift,jckarter/swift,harlanhaskins/swift,atrick/swift,harlanhaskins/swift,tkremenek/swift,atrick/swift,allevato/swift,airspeedswift/swift,glessard/swift,jckarter/swift,atrick/swift,benlangmuir/swift,xwu/swift,CodaFi/swift,karwa/swift,rudkx/swift,harlanhaskins/swift,aschwaighofer/swift,harlanhaskins/swift,apple/swift,karwa/swift,ahoppen/swift,atrick/swift,roambotics/swift,airspeedswift/swift,nathawes/swift,gribozavr/swift,xwu/swift,benlangmuir/swift,rudkx/swift,roambotics/swift,stephentyrone/swift,lorentey/swift,jckarter/swift,JGiola/swift,tkremenek/swift,atrick/swift,benlangmuir/swift,glessard/swift,parkera/swift,tkremenek/swift,rudkx/swift,ahoppen/swift,CodaFi/swift,karwa/swift,gribozavr/swift,nathawes/swift,gregomni/swift,tkremenek/swift,aschwaighofer/swift,allevato/swift,roambotics/swift,harlanhaskins/swift,gribozavr/swift,CodaFi/swift,airspeedswift/swift,hooman/swift,ahoppen/swift,nathawes/swift,gribozavr/swift,jmgc/swift,gregomni/swift,CodaFi/swift,nathawes/swift,gribozavr/swift,gribozavr/swift,nathawes/swift,gribozavr/swift,apple/swift,rudkx/swift,lorentey/swift,roambotics/swift,ahoppen/swift,hooman/swift,gregomni/swift,JGiola/swift,glessard/swift,apple/swift,karwa/swift,jmgc/swift,glessard/swift,jmgc/swift,karwa/swift,nathawes/swift,CodaFi/swift,parkera/swift,aschwaighofer/swift,parkera/swift,nathawes/swift,stephentyrone/swift,benlangmuir/swift,jmgc/swift,apple/swift,aschwaighofer/swift,lorentey/swift,gribozavr/swift,JGiola/swift,lorentey/swift,xwu/swift,aschwaighofer/swift,JGiola/swift,allevato/swift,gregomni/swift,roambotics/swift,roambotics/swift,hooman/swift,aschwaighofer/swift,aschwaighofer/swift,hooman/swift,ahoppen/swift,karwa/swift,allevato/swift,lorentey/swift,parkera/swift,harlanhaskins/swift,apple/swift,airspeedswift/swift,tkremenek/swift,hooman/swift,jmgc/swift,xwu/swift,JGiola/swift,atrick/swift,glessard/swift,glessard/swift,karwa/swift