[stdlib] delete dead code
[stdlib] delete dead code

jmgc/swift,deyton/swift,danielmartin/swift,lorentey/swift,practicalswift/swift,roambotics/swift,jopamer/swift,practicalswift/swift,JGiola/swift,nathawes/swift,devincoughlin/swift,tjw/swift,codestergit/swift,uasys/swift,return/swift,gmilos/swift,tardieu/swift,felix91gr/swift,brentdax/swift,gregomni/swift,aschwaighofer/swift,apple/swift,lorentey/swift,practicalswift/swift,brentdax/swift,shajrawi/swift,harlanhaskins/swift,airspeedswift/swift,nathawes/swift,xwu/swift,austinzheng/swift,shajrawi/swift,benlangmuir/swift,stephentyrone/swift,rudkx/swift,hooman/swift,practicalswift/swift,hooman/swift,djwbrown/swift,return/swift,apple/swift,deyton/swift,shahmishal/swift,shajrawi/swift,jtbandes/swift,amraboelela/swift,jopamer/swift,austinzheng/swift,gregomni/swift,milseman/swift,tinysun212/swift-windows,shahmishal/swift,benlangmuir/swift,glessard/swift,jckarter/swift,therealbnut/swift,xedin/swift,tjw/swift,therealbnut/swift,rudkx/swift,devincoughlin/swift,lorentey/swift,tardieu/swift,nathawes/swift,roambotics/swift,danielmartin/swift,hooman/swift,airspeedswift/swift,nathawes/swift,roambotics/swift,brentdax/swift,zisko/swift,hughbe/swift,tinysun212/swift-windows,allevato/swift,huonw/swift,stephentyrone/swift,allevato/swift,felix91gr/swift,brentdax/swift,uasys/swift,airspeedswift/swift,parkera/swift,ahoppen/swift,gribozavr/swift,stephentyrone/swift,aschwaighofer/swift,hooman/swift,shajrawi/swift,swiftix/swift,jtbandes/swift,JaSpa/swift,huonw/swift,danielmartin/swift,jckarter/swift,hooman/swift,roambotics/swift,tardieu/swift,OscarSwanros/swift,brentdax/swift,jtbandes/swift,JGiola/swift,codestergit/swift,Jnosh/swift,gregomni/swift,brentdax/swift,devincoughlin/swift,manavgabhawala/swift,tkremenek/swift,xedin/swift,xwu/swift,tkremenek/swift,tardieu/swift,atrick/swift,karwa/swift,practicalswift/swift,ahoppen/swift,hughbe/swift,apple/swift,frootloops/swift,huonw/swift,shajrawi/swift,milseman/swift,codestergit/swift,rudkx/swift,shahmishal/swift,OscarSwanros/swift,xedin/swift,jmgc/swift,manavgabhawala/swift,uasys/swift,OscarSwanros/swift,gmilos/swift,deyton/swift,tardieu/swift,arvedviehweger/swift,gmilos/swift,therealbnut/swift,gmilos/swift,swiftix/swift,gottesmm/swift,CodaFi/swift,benlangmuir/swift,arvedviehweger/swift,alblue/swift,arvedviehweger/swift,felix91gr/swift,uasys/swift,tjw/swift,atrick/swift,JGiola/swift,gregomni/swift,aschwaighofer/swift,bitjammer/swift,gribozavr/swift,natecook1000/swift,hughbe/swift,arvedviehweger/swift,xedin/swift,xwu/swift,aschwaighofer/swift,gribozavr/swift,xedin/swift,karwa/swift,JGiola/swift,swiftix/swift,devincoughlin/swift,manavgabhawala/swift,jckarter/swift,felix91gr/swift,gmilos/swift,OscarSwanros/swift,hooman/swift,allevato/swift,practicalswift/swift,stephentyrone/swift,parkera/swift,zisko/swift,glessard/swift,zisko/swift,Jnosh/swift,danielmartin/swift,rudkx/swift,frootloops/swift,rudkx/swift,arvedviehweger/swift,stephentyrone/swift,swiftix/swift,shajrawi/swift,huonw/swift,return/swift,bitjammer/swift,bitjammer/swift,return/swift,parkera/swift,tjw/swift,huonw/swift,JGiola/swift,rudkx/swift,djwbrown/swift,gribozavr/swift,apple/swift,lorentey/swift,huonw/swift,Jnosh/swift,natecook1000/swift,codestergit/swift,ahoppen/swift,nathawes/swift,gribozavr/swift,return/swift,tkremenek/swift,deyton/swift,JaSpa/swift,uasys/swift,return/swift,aschwaighofer/swift,JaSpa/swift,aschwaighofer/swift,bitjammer/swift,JaSpa/swift,parkera/swift,sschiau/swift,natecook1000/swift,gottesmm/swift,swiftix/swift,roambotics/swift,jopamer/swift,austinzheng/swift,amraboelela/swift,airspeedswift/swift,benlangmuir/swift,karwa/swift,codestergit/swift,devincoughlin/swift,practicalswift/swift,xedin/swift,lorentey/swift,lorentey/swift,sschiau/swift,jopamer/swift,harlanhaskins/swift,CodaFi/swift,hooman/swift,allevato/swift,nathawes/swift,milseman/swift,CodaFi/swift,austinzheng/swift,tjw/swift,calebd/swift,jopamer/swift,codestergit/swift,xedin/swift,milseman/swift,sschiau/swift,allevato/swift,uasys/swift,zisko/swift,djwbrown/swift,JaSpa/swift,harlanhaskins/swift,nathawes/swift,jckarter/swift,jtbandes/swift,jtbandes/swift,felix91gr/swift,ahoppen/swift,benlangmuir/swift,jtbandes/swift,jmgc/swift,felix91gr/swift,zisko/swift,danielmartin/swift,apple/swift,atrick/swift,milseman/swift,arvedviehweger/swift,amraboelela/swift,glessard/swift,uasys/swift,lorentey/swift,codestergit/swift,sschiau/swift,karwa/swift,djwbrown/swift,tjw/swift,allevato/swift,amraboelela/swift,frootloops/swift,alblue/swift,glessard/swift,calebd/swift,deyton/swift,xwu/swift,tinysun212/swift-windows,calebd/swift,tinysun212/swift-windows,xwu/swift,therealbnut/swift,calebd/swift,milseman/swift,jckarter/swift,huonw/swift,Jnosh/swift,gottesmm/swift,gribozavr/swift,deyton/swift,karwa/swift,devincoughlin/swift,xwu/swift,jmgc/swift,shahmishal/swift,danielmartin/swift,gottesmm/swift,jckarter/swift,roambotics/swift,stephentyrone/swift,austinzheng/swift,tkremenek/swift,karwa/swift,xedin/swift,jopamer/swift,sschiau/swift,gribozavr/swift,aschwaighofer/swift,felix91gr/swift,JaSpa/swift,harlanhaskins/swift,djwbrown/swift,manavgabhawala/swift,jmgc/swift,sschiau/swift,therealbnut/swift,alblue/swift,natecook1000/swift,arvedviehweger/swift,hughbe/swift,sschiau/swift,harlanhaskins/swift,OscarSwanros/swift,alblue/swift,gribozavr/swift,practicalswift/swift,djwbrown/swift,frootloops/swift,jmgc/swift,amraboelela/swift,apple/swift,austinzheng/swift,glessard/swift,frootloops/swift,zisko/swift,jmgc/swift,tkremenek/swift,gregomni/swift,OscarSwanros/swift,tardieu/swift,djwbrown/swift,tinysun212/swift-windows,atrick/swift,hughbe/swift,calebd/swift,brentdax/swift,calebd/swift,natecook1000/swift,airspeedswift/swift,gregomni/swift,amraboelela/swift,JaSpa/swift,tardieu/swift,stephentyrone/swift,allevato/swift,shahmishal/swift,alblue/swift,gottesmm/swift,gottesmm/swift,Jnosh/swift,airspeedswift/swift,hughbe/swift,alblue/swift,OscarSwanros/swift,xwu/swift,calebd/swift,bitjammer/swift,bitjammer/swift,harlanhaskins/swift,glessard/swift,zisko/swift,karwa/swift,sschiau/swift,CodaFi/swift,devincoughlin/swift,lorentey/swift,parkera/swift,jtbandes/swift,natecook1000/swift,CodaFi/swift,ahoppen/swift,therealbnut/swift,shahmishal/swift,JGiola/swift,gmilos/swift,parkera/swift,manavgabhawala/swift,benlangmuir/swift,danielmartin/swift,karwa/swift,atrick/swift,harlanhaskins/swift,shahmishal/swift,parkera/swift,therealbnut/swift,atrick/swift,shajrawi/swift,tinysun212/swift-windows,frootloops/swift,alblue/swift,Jnosh/swift,austinzheng/swift,tkremenek/swift,natecook1000/swift,swiftix/swift,Jnosh/swift,amraboelela/swift,jopamer/swift,CodaFi/swift,airspeedswift/swift,tinysun212/swift-windows,return/swift,manavgabhawala/swift,deyton/swift,jckarter/swift,manavgabhawala/swift,parkera/swift,frootloops/swift,CodaFi/swift,shahmishal/swift,gmilos/swift,tjw/swift,tkremenek/swift,ahoppen/swift,shajrawi/swift,milseman/swift,hughbe/swift,bitjammer/swift,swiftix/swift,devincoughlin/swift,gottesmm/swift