Make the verbose argument not consume other tokens from the input args.

git-svn-id: https://llvm.org/svn/llvm-project/lnt/trunk@198458 91177308-0d34-0410-b5e6-96231b3b80d8
Fixup comment.

git-svn-id: https://llvm.org/svn/llvm-project/lnt/trunk@198460 91177308-0d34-0410-b5e6-96231b3b80d8
Remove dead code.

git-svn-id: https://llvm.org/svn/llvm-project/lnt/trunk@198463 91177308-0d34-0410-b5e6-96231b3b80d8
Remove unused import.

git-svn-id: https://llvm.org/svn/llvm-project/lnt/trunk@198464 91177308-0d34-0410-b5e6-96231b3b80d8