Add the ability to propagate arbitrary other information around TypeVisitors.
Add the ability to propagate arbitrary other information
around TypeVisitors.

Swift SVN r2899

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