Factor out the collection of types above/below a given type variable, for later re-use. No functionality change.
Factor out the collection of types above/below a given type variable,
for later re-use. No functionality change.


Swift SVN r2703

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