Indentation fixes

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@194688 91177308-0d34-0410-b5e6-96231b3b80d8
Fix the header comment of the new pass manager stuff to not claim to be
the legacy stuff. =]

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@194689 91177308-0d34-0410-b5e6-96231b3b80d8