[ClangImporter] Add PrettyStackTrace entries for import-as-member.
[ClangImporter] Add PrettyStackTrace entries for import-as-member.

No functionality change.

atrick/swift,jckarter/swift,gregomni/swift,milseman/swift,jmgc/swift,xwu/swift,nathawes/swift,stephentyrone/swift,hughbe/swift,allevato/swift,aschwaighofer/swift,brentdax/swift,codestergit/swift,shahmishal/swift,djwbrown/swift,roambotics/swift,hooman/swift,hughbe/swift,atrick/swift,benlangmuir/swift,huonw/swift,deyton/swift,tjw/swift,ahoppen/swift,alblue/swift,jopamer/swift,tjw/swift,gregomni/swift,shahmishal/swift,JGiola/swift,frootloops/swift,benlangmuir/swift,xedin/swift,gregomni/swift,codestergit/swift,natecook1000/swift,xedin/swift,rudkx/swift,codestergit/swift,nathawes/swift,glessard/swift,uasys/swift,shahmishal/swift,gribozavr/swift,tjw/swift,stephentyrone/swift,frootloops/swift,swiftix/swift,jtbandes/swift,CodaFi/swift,harlanhaskins/swift,felix91gr/swift,allevato/swift,airspeedswift/swift,lorentey/swift,gribozavr/swift,shajrawi/swift,karwa/swift,milseman/swift,djwbrown/swift,CodaFi/swift,zisko/swift,shahmishal/swift,glessard/swift,felix91gr/swift,shajrawi/swift,austinzheng/swift,brentdax/swift,zisko/swift,practicalswift/swift,aschwaighofer/swift,practicalswift/swift,shahmishal/swift,jckarter/swift,parkera/swift,Jnosh/swift,parkera/swift,ahoppen/swift,huonw/swift,frootloops/swift,CodaFi/swift,alblue/swift,danielmartin/swift,felix91gr/swift,jopamer/swift,natecook1000/swift,amraboelela/swift,tkremenek/swift,stephentyrone/swift,benlangmuir/swift,harlanhaskins/swift,huonw/swift,shajrawi/swift,allevato/swift,Jnosh/swift,jopamer/swift,milseman/swift,alblue/swift,uasys/swift,practicalswift/swift,jopamer/swift,OscarSwanros/swift,uasys/swift,shahmishal/swift,deyton/swift,tinysun212/swift-windows,frootloops/swift,glessard/swift,Jnosh/swift,sschiau/swift,danielmartin/swift,sschiau/swift,roambotics/swift,aschwaighofer/swift,devincoughlin/swift,return/swift,return/swift,austinzheng/swift,return/swift,harlanhaskins/swift,jmgc/swift,huonw/swift,roambotics/swift,milseman/swift,sschiau/swift,karwa/swift,felix91gr/swift,danielmartin/swift,hooman/swift,austinzheng/swift,harlanhaskins/swift,zisko/swift,tinysun212/swift-windows,aschwaighofer/swift,parkera/swift,calebd/swift,xwu/swift,austinzheng/swift,alblue/swift,felix91gr/swift,codestergit/swift,parkera/swift,jmgc/swift,jckarter/swift,austinzheng/swift,JGiola/swift,devincoughlin/swift,tinysun212/swift-windows,tjw/swift,xedin/swift,natecook1000/swift,rudkx/swift,swiftix/swift,tkremenek/swift,jopamer/swift,devincoughlin/swift,xedin/swift,tinysun212/swift-windows,OscarSwanros/swift,atrick/swift,nathawes/swift,roambotics/swift,swiftix/swift,stephentyrone/swift,codestergit/swift,hooman/swift,tinysun212/swift-windows,gribozavr/swift,calebd/swift,hooman/swift,natecook1000/swift,amraboelela/swift,allevato/swift,jtbandes/swift,frootloops/swift,karwa/swift,brentdax/swift,amraboelela/swift,shajrawi/swift,practicalswift/swift,rudkx/swift,xwu/swift,uasys/swift,CodaFi/swift,apple/swift,karwa/swift,swiftix/swift,OscarSwanros/swift,arvedviehweger/swift,OscarSwanros/swift,gregomni/swift,stephentyrone/swift,glessard/swift,brentdax/swift,djwbrown/swift,deyton/swift,tjw/swift,danielmartin/swift,tkremenek/swift,djwbrown/swift,natecook1000/swift,Jnosh/swift,sschiau/swift,roambotics/swift,lorentey/swift,felix91gr/swift,jopamer/swift,gribozavr/swift,practicalswift/swift,austinzheng/swift,airspeedswift/swift,swiftix/swift,jopamer/swift,codestergit/swift,rudkx/swift,devincoughlin/swift,hughbe/swift,amraboelela/swift,shajrawi/swift,nathawes/swift,tkremenek/swift,glessard/swift,aschwaighofer/swift,djwbrown/swift,austinzheng/swift,return/swift,ahoppen/swift,tinysun212/swift-windows,nathawes/swift,danielmartin/swift,frootloops/swift,practicalswift/swift,nathawes/swift,parkera/swift,arvedviehweger/swift,deyton/swift,apple/swift,codestergit/swift,rudkx/swift,gregomni/swift,felix91gr/swift,arvedviehweger/swift,lorentey/swift,djwbrown/swift,zisko/swift,practicalswift/swift,harlanhaskins/swift,CodaFi/swift,OscarSwanros/swift,CodaFi/swift,hughbe/swift,brentdax/swift,calebd/swift,natecook1000/swift,tinysun212/swift-windows,jckarter/swift,sschiau/swift,arvedviehweger/swift,hughbe/swift,practicalswift/swift,amraboelela/swift,airspeedswift/swift,shahmishal/swift,return/swift,aschwaighofer/swift,parkera/swift,hooman/swift,deyton/swift,xedin/swift,allevato/swift,apple/swift,natecook1000/swift,xedin/swift,xedin/swift,atrick/swift,sschiau/swift,lorentey/swift,tkremenek/swift,benlangmuir/swift,calebd/swift,airspeedswift/swift,gribozavr/swift,lorentey/swift,uasys/swift,glessard/swift,OscarSwanros/swift,rudkx/swift,shahmishal/swift,atrick/swift,benlangmuir/swift,harlanhaskins/swift,alblue/swift,JGiola/swift,milseman/swift,jtbandes/swift,alblue/swift,stephentyrone/swift,harlanhaskins/swift,hughbe/swift,huonw/swift,amraboelela/swift,arvedviehweger/swift,jmgc/swift,jtbandes/swift,zisko/swift,brentdax/swift,shajrawi/swift,lorentey/swift,apple/swift,return/swift,hooman/swift,shajrawi/swift,devincoughlin/swift,allevato/swift,brentdax/swift,xedin/swift,gregomni/swift,Jnosh/swift,parkera/swift,karwa/swift,benlangmuir/swift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