[PATCH] D50208: [clang-doc] Fix unique_ptr error on bots

[Jake Ehrlich via Phabricator via cfe-commits]

jakehehrlich accepted this revision.
jakehehrlich added a comment.
This revision is now accepted and ready to land.

Make sure the commit message reflects this change but other than that LGTM


https://reviews.llvm.org/D50208