Revert r312194: "[MachineOutliner] Add missed optimization remarks for the outliner."

Breaks on buildbot:
http://bb.pgr.jp/builders/test-llvm-i686-linux-RA/builds/6026/steps/test_llvm/logs/LLVM%20%3A%3A%20CodeGen__AArch64__machine-outliner-remarks.ll

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@312219 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed