This helps make clear that we're moving away from std::error_code. Differential Revision: http://reviews.llvm.org/D20592 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@270604 91177308-0d34-0410-b5e6-96231b3b80d8
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@269591 91177308-0d34-0410-b5e6-96231b3b80d8
Differential Revision: http://reviews.llvm.org/D19940 Reviewed By: rnk git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@268791 91177308-0d34-0410-b5e6-96231b3b80d8