The core engine of clang-rename will be used for local and global renames in the
new refactoring engine, as mentioned in
http://lists.llvm.org/pipermail/cfe-dev/2017-June/054286.html.

The clang-rename tool is still supported but might get deprecated in the future.

Differential Revision: https://reviews.llvm.org/D34696


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@306840 91177308-0d34-0410-b5e6-96231b3b80d8