ValueMapper: Unduplicate RF_NoModuleLevelChanges check, NFC
ValueMapper: Unduplicate RF_NoModuleLevelChanges check, NFC

git-svn-id: 0ff597fd157e6f4fc38580e8d64ab130330d2411@265761 91177308-0d34-0410-b5e6-96231b3b80d8
(cherry picked from commit 86c8abfe54731b40f468f9039a4df510fcc57706)

apple/swift-llvm,apple/swift-llvm,apple/swift-llvm,apple/swift-llvm,apple/swift-llvm,apple/swift-llvm,apple/swift-llvm,apple/swift-llvm