Revert "[NFC][CodeGen] Add unary fneg tests to X86/fma_patterns.ll"
Revert "[NFC][CodeGen] Add unary fneg tests to X86/fma_patterns.ll"

This reverts commit 06de52674da73f30751f3ff19fdf457f87077c65.

git-svn-id: 0ff597fd157e6f4fc38580e8d64ab130330d2411@363314 91177308-0d34-0410-b5e6-96231b3b80d8

apple/swift-llvm,llvm-mirror/llvm,GPUOpen-Drivers/llvm,GPUOpen-Drivers/llvm,GPUOpen-Drivers/llvm,llvm-mirror/llvm,llvm-mirror/llvm,apple/swift-llvm,GPUOpen-Drivers/llvm,apple/swift-llvm,apple/swift-llvm,apple/swift-llvm,GPUOpen-Drivers/llvm,GPUOpen-Drivers/llvm,apple/swift-llvm,apple/swift-llvm,llvm-mirror/llvm,llvm-mirror/llvm,apple/swift-llvm,llvm-mirror/llvm,llvm-mirror/llvm,GPUOpen-Drivers/llvm,llvm-mirror/llvm,llvm-mirror/llvm,GPUOpen-Drivers/llvm