buildbot script: remove variable exports that are not needed
buildbot script: remove variable exports that are not needed

'make check' sets these variables before executing llvm-lit.


Swift SVN r10363

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