Add convenience methods for asking about the representation of a SILFunctionType.
Add convenience methods for asking about the representation
of a SILFunctionType.

Swift SVN r26666

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