[SyntaxParser] Remove leftover type declaration and adjust the *_EXPORTS macro name
[SyntaxParser] Remove leftover type declaration and adjust the *_EXPORTS macro name

Also fixup some doc-comments.

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