Remove a nested anonymous namespace.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222728 91177308-0d34-0410-b5e6-96231b3b80d8
Style fix: don't indent inside a namemespace.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222729 91177308-0d34-0410-b5e6-96231b3b80d8
Use a range loop. NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@222730 91177308-0d34-0410-b5e6-96231b3b80d8