[PATCH] D101777: [clang] p1099 1/5: [NFC] Break out BaseUsingDecl from UsingDecl

[Bruno Cardoso Lopes via Phabricator via cfe-commits]

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

LGTM


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D101777/new/

https://reviews.llvm.org/D101777