[FileCheck] Run clang-format over this code. NFC.

This fixes one formatting goof I left in my previous commit and *many*
other inconsistencies.

I'm planning to make substantial changes here and so wanted to get to
a clean baseline.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@289379 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed