Indentation.

git-svn-id: https://llvm.org/svn/llvm-project/lld/trunk@195661 91177308-0d34-0410-b5e6-96231b3b80d8
Use range-based for loop.

git-svn-id: https://llvm.org/svn/llvm-project/lld/trunk@195662 91177308-0d34-0410-b5e6-96231b3b80d8
Early return.

git-svn-id: https://llvm.org/svn/llvm-project/lld/trunk@195663 91177308-0d34-0410-b5e6-96231b3b80d8