Remove useless shadowing code for erroneous redeclarations. NFC
Remove useless shadowing code for erroneous redeclarations. NFC

Swift SVN r27682

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