Remove unused variable.
Remove unused variable.

Swift SVN r19431

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