[upstream-update] Include llvm/Support/MemoryBuffer.h directly to unbreak the master-next build.
[upstream-update] Include llvm/Support/MemoryBuffer.h directly to unbreak the master-next build.

rdar://36765072

devincoughlin/swift,jckarter/swift,JGiola/swift,brentdax/swift,stephentyrone/swift,gregomni/swift,brentdax/swift,JGiola/swift,roambotics/swift,glessard/swift,allevato/swift,hooman/swift,roambotics/swift,gregomni/swift,brentdax/swift,atrick/swift,alblue/swift,jmgc/swift,shahmishal/swift,hooman/swift,jckarter/swift,stephentyrone/swift,lorentey/swift,practicalswift/swift,atrick/swift,parkera/swift,tkremenek/swift,danielmartin/swift,jopamer/swift,atrick/swift,rudkx/swift,lorentey/swift,jopamer/swift,nathawes/swift,nathawes/swift,gregomni/swift,xwu/swift,stephentyrone/swift,danielmartin/swift,atrick/swift,shahmishal/swift,austinzheng/swift,glessard/swift,jopamer/swift,allevato/swift,nathawes/swift,harlanhaskins/swift,aschwaighofer/swift,aschwaighofer/swift,tkremenek/swift,apple/swift,shajrawi/swift,jopamer/swift,airspeedswift/swift,jckarter/swift,hooman/swift,karwa/swift,practicalswift/swift,shajrawi/swift,atrick/swift,JGiola/swift,alblue/swift,xedin/swift,xwu/swift,hooman/swift,amraboelela/swift,sschiau/swift,aschwaighofer/swift,harlanhaskins/swift,shahmishal/swift,stephentyrone/swift,jckarter/swift,airspeedswift/swift,benlangmuir/swift,lorentey/swift,ahoppen/swift,CodaFi/swift,airspeedswift/swift,atrick/swift,ahoppen/swift,CodaFi/swift,shahmishal/swift,gribozavr/swift,benlangmuir/swift,JGiola/swift,amraboelela/swift,parkera/swift,gribozavr/swift,natecook1000/swift,allevato/swift,natecook1000/swift,nathawes/swift,practicalswift/swift,shajrawi/swift,xwu/swift,practicalswift/swift,CodaFi/swift,aschwaighofer/swift,rudkx/swift,stephentyrone/swift,shahmishal/swift,xedin/swift,devincoughlin/swift,austinzheng/swift,apple/swift,gribozavr/swift,xwu/swift,roambotics/swift,harlanhaskins/swift,amraboelela/swift,shahmishal/swift,jmgc/swift,airspeedswift/swift,glessard/swift,glessard/swift,rudkx/swift,xedin/swift,devincoughlin/swift,apple/swift,tkremenek/swift,xwu/swift,jckarter/swift,xedin/swift,jmgc/swift,allevato/swift,xedin/swift,jmgc/swift,sschiau/swift,gregomni/swift,aschwaighofer/swift,nathawes/swift,tkremenek/swift,sschiau/swift,hooman/swift,glessard/swift,gribozavr/swift,allevato/swift,devincoughlin/swift,airspeedswift/swift,devincoughlin/swift,aschwaighofer/swift,alblue/swift,parkera/swift,lorentey/swift,hooman/swift,practicalswift/swift,gribozavr/swift,natecook1000/swift,stephentyrone/swift,hooman/swift,sschiau/swift,jckarter/swift,alblue/swift,practicalswift/swift,danielmartin/swift,austinzheng/swift,natecook1000/swift,devincoughlin/swift,harlanhaskins/swift,jopamer/swift,jmgc/swift,rudkx/swift,amraboelela/swift,xwu/swift,natecook1000/swift,nathawes/swift,karwa/swift,devincoughlin/swift,jopamer/swift,sschiau/swift,alblue/swift,gribozavr/swift,rudkx/swift,jckarter/swift,practicalswift/swift,ahoppen/swift,karwa/swift,xedin/swift,CodaFi/swift,benlangmuir/swift,austinzheng/swift,benlangmuir/swift,rudkx/swift,shahmishal/swift,airspeedswift/swift,JGiola/swift,natecook1000/swift,benlangmuir/swift,austinzheng/swift,roambotics/swift,harlanhaskins/swift,CodaFi/swift,karwa/swift,benlangmuir/swift,JGiola/swift,tkremenek/swift,sschiau/swift,danielmartin/swift,harlanhaskins/swift,danielmartin/swift,gregomni/swift,jmgc/swift,gribozavr/swift,gribozavr/swift,jmgc/swift,parkera/swift,natecook1000/swift,karwa/swift,parkera/swift,ahoppen/swift,tkremenek/swift,lorentey/swift,parkera/swift,tkremenek/swift,alblue/swift,brentdax/swift,allevato/swift,nathawes/swift,brentdax/swift,parkera/swift,apple/swift,glessard/swift,roambotics/swift,lorentey/swift,airspeedswift/swift,gregomni/swift,danielmartin/swift,sschiau/swift,alblue/swift,sschiau/swift,shajrawi/swift,allevato/swift,harlanhaskins/swift,aschwaighofer/swift,amraboelela/swift,austinzheng/swift,austinzheng/swift,apple/swift,shahmishal/swift,lorentey/swift,karwa/swift,amraboelela/swift,CodaFi/swift,brentdax/swift,ahoppen/swift,shajrawi/swift,shajrawi/swift,lorentey/swift,ahoppen/swift,shajrawi/swift,CodaFi/swift,xwu/swift,amraboelela/swift,shajrawi/swift,jopamer/swift,apple/swift,practicalswift/swift,brentdax/swift,danielmartin/swift,stephentyrone/swift,roambotics/swift,karwa/swift,parkera/swift,devincoughlin/swift,karwa/swift,xedin/swift,xedin/swift