[SILGen] Remove one more inlined copy of VarDecl::isMemberwiseInitialized().
[SILGen] Remove one more inlined copy of VarDecl::isMemberwiseInitialized().

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