[llvm-arc-opts] Extract out the implementation of SwiftARCContract into SwiftARCContractImpl so we can store global information more conveniently without polluting the public header where the actual LLVM pass is declared.
[llvm-arc-opts] Extract out the implementation of SwiftARCContract into SwiftARCContractImpl so we can store global information more conveniently without polluting the public header where the actual LLVM pass is declared.

Swift SVN r30259

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