[ClangImporter] Eliminate ImportHint::SwiftNewtypeFromCFPointer
[ClangImporter] Eliminate ImportHint::SwiftNewtypeFromCFPointer

It's no longer substantially different from ImportHint::CFPointer, so
just handle the two cases together. No functionality change.

devincoughlin/swift,JGiola/swift,glessard/swift,gribozavr/swift,harlanhaskins/swift,nathawes/swift,xwu/swift,parkera/swift,sschiau/swift,karwa/swift,xwu/swift,roambotics/swift,devincoughlin/swift,benlangmuir/swift,hooman/swift,hooman/swift,lorentey/swift,xwu/swift,devincoughlin/swift,sschiau/swift,roambotics/swift,CodaFi/swift,roambotics/swift,CodaFi/swift,stephentyrone/swift,gribozavr/swift,rudkx/swift,gregomni/swift,roambotics/swift,airspeedswift/swift,nathawes/swift,parkera/swift,harlanhaskins/swift,xwu/swift,jckarter/swift,benlangmuir/swift,parkera/swift,benlangmuir/swift,allevato/swift,benlangmuir/swift,aschwaighofer/swift,karwa/swift,CodaFi/swift,glessard/swift,lorentey/swift,allevato/swift,karwa/swift,CodaFi/swift,hooman/swift,apple/swift,karwa/swift,gregomni/swift,gribozavr/swift,hooman/swift,roambotics/swift,nathawes/swift,ahoppen/swift,xwu/swift,devincoughlin/swift,apple/swift,nathawes/swift,karwa/swift,ahoppen/swift,stephentyrone/swift,benlangmuir/swift,jckarter/swift,apple/swift,atrick/swift,tkremenek/swift,sschiau/swift,atrick/swift,gregomni/swift,glessard/swift,airspeedswift/swift,gribozavr/swift,hooman/swift,airspeedswift/swift,stephentyrone/swift,lorentey/swift,glessard/swift,jckarter/swift,parkera/swift,stephentyrone/swift,hooman/swift,aschwaighofer/swift,CodaFi/swift,atrick/swift,nathawes/swift,jckarter/swift,atrick/swift,xwu/swift,rudkx/swift,airspeedswift/swift,gregomni/swift,sschiau/swift,lorentey/swift,rudkx/swift,tkremenek/swift,harlanhaskins/swift,hooman/swift,JGiola/swift,aschwaighofer/swift,CodaFi/swift,jmgc/swift,rudkx/swift,tkremenek/swift,apple/swift,ahoppen/swift,ahoppen/swift,atrick/swift,JGiola/swift,allevato/swift,aschwaighofer/swift,allevato/swift,jckarter/swift,aschwaighofer/swift,allevato/swift,apple/swift,jmgc/swift,harlanhaskins/swift,sschiau/swift,tkremenek/swift,lorentey/swift,stephentyrone/swift,xwu/swift,gregomni/swift,tkremenek/swift,tkremenek/swift,airspeedswift/swift,jckarter/swift,CodaFi/swift,jckarter/swift,devincoughlin/swift,stephentyrone/swift,glessard/swift,harlanhaskins/swift,airspeedswift/swift,jmgc/swift,allevato/swift,sschiau/swift,gregomni/swift,airspeedswift/swift,karwa/swift,devincoughlin/swift,jmgc/swift,parkera/swift,atrick/swift,JGiola/swift,jmgc/swift,aschwaighofer/swift,apple/swift,nathawes/swift,gribozavr/swift,sschiau/swift,jmgc/swift,parkera/swift,devincoughlin/swift,devincoughlin/swift,harlanhaskins/swift,karwa/swift,roambotics/swift,gribozavr/swift,aschwaighofer/swift,benlangmuir/swift,harlanhaskins/swift,rudkx/swift,gribozavr/swift,tkremenek/swift,nathawes/swift,rudkx/swift,parkera/swift,lorentey/swift,JGiola/swift,ahoppen/swift,JGiola/swift,karwa/swift,jmgc/swift,stephentyrone/swift,allevato/swift,gribozavr/swift,glessard/swift,lorentey/swift,sschiau/swift,lorentey/swift,ahoppen/swift,parkera/swift