Minor variable renaming; also, remove unncessary pass by reference
Minor variable renaming; also, remove unncessary pass by reference

Swift SVN r8110

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