Remove dead code that I forgot to remove when implementing parsing of qualified stores.
Remove dead code that I forgot to remove when implementing parsing of qualified stores.

This is just the StoreInst path in the old code in SILParser that jumbled
together parsing StoreWeakInst, StoreInst, AssignInst, and StoreUnownedInst.

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