[Function builder] Eliminate unnecessary dependency on UnderlyingTypeForOpaqueReturnType.
[Function builder] Eliminate unnecessary dependency on UnderlyingTypeForOpaqueReturnType.

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