Clang importer: add a statistic for trailing prepositions in the first selector piece.
Clang importer: add a statistic for trailing prepositions in the first selector piece.

Swift SVN r15887

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