Revert "Merge pull request #26664 from rintaro/syntaxparse-memoryleak"
Revert "Merge pull request #26664 from rintaro/syntaxparse-memoryleak"

This reverts commit 9f6b3e2c658d711e252c9583671842469dd97439, reversing
changes made to e3e01cb2ddd902defc205ddd14fcf71234daa0bc.

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