[loop-arc] Hide two methods used only in construction of the loop region data structure by making them private.
[loop-arc] Hide two methods used only in construction of the loop region data structure by making them private.

Swift SVN r32720

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