Revert "Fixup Coverage Mapping" (#39117)
Revert "Fixup Coverage Mapping" (#39117)

This reverts commit 40e420641041912dfa970ae9d7e5fcc9eee29aa0, due to
rdar://82543962. It should still remain in effect on next.
glessard/swift,gregomni/swift,gregomni/swift,xwu/swift,atrick/swift,ahoppen/swift,JGiola/swift,atrick/swift,xwu/swift,JGiola/swift,JGiola/swift,glessard/swift,apple/swift,benlangmuir/swift,ahoppen/swift,gregomni/swift,glessard/swift,benlangmuir/swift,JGiola/swift,gregomni/swift,ahoppen/swift,benlangmuir/swift,JGiola/swift,rudkx/swift,benlangmuir/swift,roambotics/swift,glessard/swift,apple/swift,roambotics/swift,ahoppen/swift,JGiola/swift,rudkx/swift,xwu/swift,roambotics/swift,gregomni/swift,rudkx/swift,apple/swift,rudkx/swift,glessard/swift,roambotics/swift,rudkx/swift,atrick/swift,glessard/swift,atrick/swift,gregomni/swift,xwu/swift,xwu/swift,apple/swift,apple/swift,atrick/swift,atrick/swift,xwu/swift,ahoppen/swift,xwu/swift,roambotics/swift,rudkx/swift,roambotics/swift,apple/swift,benlangmuir/swift,benlangmuir/swift,ahoppen/swift