[GlobalPropertyOpt] Add missing return.
[GlobalPropertyOpt] Add missing return.

Noticed by @eeckstein.

rudkx/swift,shajrawi/swift,CodaFi/swift,tkremenek/swift,harlanhaskins/swift,gribozavr/swift,jckarter/swift,zisko/swift,tkremenek/swift,shahmishal/swift,shajrawi/swift,OscarSwanros/swift,xedin/swift,xedin/swift,xwu/swift,alblue/swift,natecook1000/swift,CodaFi/swift,parkera/swift,brentdax/swift,roambotics/swift,swiftix/swift,JGiola/swift,swiftix/swift,alblue/swift,airspeedswift/swift,karwa/swift,practicalswift/swift,huonw/swift,practicalswift/swift,amraboelela/swift,airspeedswift/swift,jckarter/swift,shajrawi/swift,alblue/swift,devincoughlin/swift,austinzheng/swift,swiftix/swift,jmgc/swift,parkera/swift,practicalswift/swift,tkremenek/swift,tkremenek/swift,aschwaighofer/swift,hooman/swift,harlanhaskins/swift,jckarter/swift,zisko/swift,frootloops/swift,jopamer/swift,benlangmuir/swift,nathawes/swift,CodaFi/swift,devincoughlin/swift,roambotics/swift,sschiau/swift,lorentey/swift,aschwaighofer/swift,sschiau/swift,gribozavr/swift,practicalswift/swift,allevato/swift,jmgc/swift,danielmartin/swift,austinzheng/swift,benlangmuir/swift,jopamer/swift,rudkx/swift,harlanhaskins/swift,atrick/swift,gregomni/swift,zisko/swift,glessard/swift,xedin/swift,hooman/swift,lorentey/swift,brentdax/swift,gribozavr/swift,jopamer/swift,huonw/swift,xwu/swift,natecook1000/swift,apple/swift,brentdax/swift,hooman/swift,harlanhaskins/swift,atrick/swift,tjw/swift,jopamer/swift,glessard/swift,devincoughlin/swift,harlanhaskins/swift,zisko/swift,rudkx/swift,tjw/swift,nathawes/swift,sschiau/swift,JGiola/swift,natecook1000/swift,karwa/swift,natecook1000/swift,harlanhaskins/swift,swiftix/swift,karwa/swift,danielmartin/swift,amraboelela/swift,practicalswift/swift,xedin/swift,atrick/swift,devincoughlin/swift,jmgc/swift,shahmishal/swift,ahoppen/swift,CodaFi/swift,shahmishal/swift,xedin/swift,parkera/swift,shahmishal/swift,xwu/swift,allevato/swift,apple/swift,danielmartin/swift,JGiola/swift,austinzheng/swift,gregomni/swift,karwa/swift,stephentyrone/swift,ahoppen/swift,tjw/swift,hooman/swift,amraboelela/swift,jckarter/swift,benlangmuir/swift,tjw/swift,allevato/swift,natecook1000/swift,harlanhaskins/swift,roambotics/swift,frootloops/swift,CodaFi/swift,sschiau/swift,JGiola/swift,austinzheng/swift,parkera/swift,rudkx/swift,practicalswift/swift,gribozavr/swift,apple/swift,aschwaighofer/swift,austinzheng/swift,amraboelela/swift,xwu/swift,atrick/swift,apple/swift,austinzheng/swift,xedin/swift,glessard/swift,ahoppen/swift,OscarSwanros/swift,amraboelela/swift,JGiola/swift,devincoughlin/swift,aschwaighofer/swift,roambotics/swift,nathawes/swift,allevato/swift,stephentyrone/swift,swiftix/swift,roambotics/swift,airspeedswift/swift,stephentyrone/swift,gregomni/swift,aschwaighofer/swift,apple/swift,jckarter/swift,huonw/swift,roambotics/swift,brentdax/swift,ahoppen/swift,shajrawi/swift,allevato/swift,tjw/swift,huonw/swift,natecook1000/swift,glessard/swift,huonw/swift,airspeedswift/swift,lorentey/swift,tjw/swift,shahmishal/swift,zisko/swift,natecook1000/swift,swiftix/swift,stephentyrone/swift,apple/swift,gribozavr/swift,gregomni/swift,practicalswift/swift,nathawes/swift,zisko/swift,shahmishal/swift,danielmartin/swift,jckarter/swift,airspeedswift/swift,alblue/swift,allevato/swift,jmgc/swift,tkremenek/swift,OscarSwanros/swift,swiftix/swift,nathawes/swift,stephentyrone/swift,frootloops/swift,lorentey/swift,ahoppen/swift,karwa/swift,sschiau/swift,danielmartin/swift,glessard/swift,jmgc/swift,xedin/swift,tkremenek/swift,frootloops/swift,shahmishal/swift,brentdax/swift,parkera/swift,OscarSwanros/swift,lorentey/swift,shajrawi/swift,glessard/swift,zisko/swift,airspeedswift/swift,sschiau/swift,parkera/swift,amraboelela/swift,hooman/swift,huonw/swift,OscarSwanros/swift,danielmartin/swift,hooman/swift,atrick/swift,jmgc/swift,benlangmuir/swift,devincoughlin/swift,benlangmuir/swift,jopamer/swift,aschwaighofer/swift,xedin/swift,gribozavr/swift,hooman/swift,devincoughlin/swift,nathawes/swift,sschiau/swift,nathawes/swift,xwu/swift,JGiola/swift,devincoughlin/swift,CodaFi/swift,OscarSwanros/swift,frootloops/swift,xwu/swift,frootloops/swift,lorentey/swift,tkremenek/swift,sschiau/swift,aschwaighofer/swift,gregomni/swift,jopamer/swift,danielmartin/swift,rudkx/swift,tjw/swift,practicalswift/swift,huonw/swift,xwu/swift,frootloops/swift,karwa/swift,alblue/swift,alblue/swift,brentdax/swift,shahmishal/swift,atrick/swift,rudkx/swift,allevato/swift,gregomni/swift,shajrawi/swift,jckarter/swift,stephentyrone/swift,gribozavr/swift,amraboelela/swift,austinzheng/swift,airspeedswift/swift,gribozavr/swift,stephentyrone/swift,CodaFi/swift,brentdax/swift,benlangmuir/swift,alblue/swift,lorentey/swift,karwa/swift,parkera/swift,OscarSwanros/swift,jopamer/swift,shajrawi/swift,ahoppen/swift,lorentey/swift,parkera/swift,jmgc/swift,karwa/swift,shajrawi/swift