Prep for an eventual Size type
Prep for an eventual Size type

Swift SVN r2055

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ft,return/swift,codestergit/swift,tkremenek/swift,huonw/swift,Jnosh/swift,aschwaighofer/swift,nathawes/swift,jopamer/swift,tardieu/swift,arvedviehweger/swift,amraboelela/swift,shahmishal/swift,kentya6/swift,frootloops/swift,lorentey/swift,CodaFi/swift,glessard/swift,alblue/swift,return/swift,emilstahl/swift,therealbnut/swift,practicalswift/swift,aschwaighofer/swift,dreamsxin/swift,practicalswift/swift,shajrawi/swift,apple/swift,jtbandes/swift,calebd/swift,codestergit/swift,frootloops/swift,shajrawi/swift,glessard/swift,alblue/swift,xedin/swift,kusl/swift,shajrawi/swift,KrishMunot/swift,gmilos/swift,karwa/swift,karwa/swift,jtbandes/swift,kstaring/swift,ahoppen/swift,amraboelela/swift,deyton/swift,brentdax/swift,swiftix/swift,karwa/swift,JGiola/swift,kperryua/swift,IngmarStein/swift,djwbrown/swift,glessard/swift,milseman/swift,stephentyrone/swift,felix91gr/swift,atrick/swift,ken0nek/swift,mightydeveloper/swift,ken0nek/swift,parkera/swift,airspeedswift/swift,brentdax/swift,OscarSwanros/swift,Ivacker/swift,gribozavr/swift,xedin/swift,ahoppen/swift,hooman/swift,JaSpa/swift,MukeshKumarS/Swift,rudkx/swift,nathawes/swift,aschwaighofer/swift,kentya6/swift,return/swift,IngmarStein/swift,uasys/swift,stephentyrone/swift,uasys/swift,austinzheng/swift,jtbandes/swift,SwiftAndroid/swift,jckarter/swift,nathawes/swift,manavgabhawala/swift,amraboelela/swift,kstaring/swift,shajrawi/swift,austinzheng/swift,khizkhiz/swift,ben-ng/swift,tinysun212/swift-windows,slavapestov/swift,swiftix/swift,benlangmuir/swift,JaSpa/swift,glessard/swift,uasys/swift,huonw/swift,swiftix/swift.old,lorentey/swift,arvedviehweger/swift,sschiau/swift,arvedviehweger/swift,tinysun212/swift-windows,danielmartin/swift,tardieu/swift,milseman/swift,karwa/swift,shahmishal/swift,kstaring/swift,modocache/swift,practicalswift/swift,manavgabhawala/swift,lorentey/swift,uasys/swift,jckarter/swift,hughbe/swift,emilstahl/swift,uasys/swift,cbrentharris/swift,Ivacker/swift,frootloops/swift,mightydeveloper/swift,codestergit/swift,slavapestov/swift,brentdax/swift,allevato/swift,hughbe/swift,tardieu/swift,dduan/swift,Jnosh/swift,shahmishal/swift,tkremenek/swift,emilstahl/swift,gribozavr/swift,JaSpa/swift,kstaring/swift,parkera/swift,LeoShimonaka/swift,atrick/swift,cbrentharris/swift,Jnosh/swift,calebd/swift,return/swift,milseman/swift,OscarSwanros/swift,atrick/swift,milseman/swift,ahoppen/swift,khizkhiz/swift,therealbnut/swift,JaSpa/swift,adrfer/swift,apple/swift,manavgabhawala/swift,parkera/swift,gottesmm/swift,codestergit/swift,allevato/swift,LeoShimonaka/swift,harlanhaskins/swift,hooman/swift,gribozavr/swift,sdulal/swift,devincoughlin/swift,austinzheng/swift,benlangmuir/swift,arvedviehweger/swift,lorentey/swift,calebd/swift,jtbandes/swift,sdulal/swift,ben-ng/swift,devincoughlin/swift,swiftix/swift.old,devincoughlin/swift,harlanhaskins/swift,modocache/swift,MukeshKumarS/Swift,slavapestov/swift,allevato/swift,LeoShimonaka/swift,jopamer/swift,gribozavr/swift,stephentyrone/swift,cbrentharris/swift,tjw/swift,cbrentharris/swift,kentya6/swift,djwbrown/swift,khizkhiz/swift,xedin/swift,adrfer/swift,aschwaighofer/swift,russbishop/swift,cbrentharris/swift,JaSpa/swift,shajrawi/swift,felix91gr/swift,ben-ng/swift,jckarter/swift,tjw/swift,KrishMunot/swift,gribozavr/swift,modocache/swift,russbishop/swift,parkera/swift,MukeshKumarS/Swift,felix91gr/swift,sschiau/swift,shajrawi/swift,sdulal/swift,roambotics/swift,shahmishal/swift,MukeshKumarS/Swift,sschiau/swift,khizkhiz/swift,nathawes/swift,allevato/swift,zisko/swift,bitjammer/swift,xwu/swift,zisko/swift,JGiola/swift,ken0nek/swift,parkera/swift,xwu/swift,codestergit/swift,apple/swift,codestergit/swift,harlanhaskins/swift,Ivacker/swift,swiftix/swift.old,sschiau/swift,gregomni/swift,uasys/swift,tardieu/swift,kentya6/swift,gmilos/swift,calebd/swift,huonw/swift,cbrentharris/swift,swiftix/swift.old,Ivacker/swift,airspeedswift/swift,emilstahl/swift,gregomni/swift,kentya6/swift,shahmishal/swift,ahoppen/swift,djwbrown/swift,swiftix/swift,Jnosh/swift,emilstahl/swift,mightydeveloper/swift,russbishop/swift,JGiola/swift,adrfer/swift,tardieu/swift,gregomni/swift,ben-ng/swift,shahmishal/swift,glessard/swift,khizkhiz/swift,airspeedswift/swift,johnno1962d/swift,practicalswift/swift,SwiftAndroid/swift,gmilos/swift,nathawes/swift,xedin/swift,mightydeveloper/swift,therealbnut/swift,kusl/swift,zisko/swift,swiftix/swift,CodaFi/swift,jopamer/swift,johnno1962d/swift,benlangmuir/swift,dduan/swift,tinysun212/swift-windows,sschiau/swift,OscarSwanros/swift,devincoughlin/swift,shajrawi/swift,airspeedswift/swift,frootloops/swift,airspeedswift/swift,Jnosh/swift,jmgc/swift,danielmartin/swift,mightydeveloper/swift,natecook1000/swift,LeoShimonaka/swift,codestergit/swift,CodaFi/swift,xwu/swift,stephentyrone/swift,russbishop/swift,karwa/swift,khizkhiz/swift