Reformat and nuke trailing whitespace.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@179880 91177308-0d34-0410-b5e6-96231b3b80d8
80-col fixup.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@179881 91177308-0d34-0410-b5e6-96231b3b80d8