tree aae9300d44377d41511f2d352b8d5c9bfc0db53e
parent 5a37dbe7836a866df4ad42ba3aee84357dfebfbc
author Louis Dionne <ldionne@apple.com> 1595600033 -0400
committer Copybara-Service <copybara-worker@google.com> 1598638668 -0700

[libunwind] Remove old keymgr related logic

keymgr used to be used on MacOSX <= 10.6, however we don't build libunwind
from scratch for such old systems anymore. Hence, this code isn't useful
anymore.

Differential Revision: https://reviews.llvm.org/D84677

GitOrigin-RevId: 145acacaea1d7fb4ffc055a3e92ee8fee7c58634