IRGen: Substitute out opaque types when emitting associated types.
IRGen: Substitute out opaque types when emitting associated types.

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