[libc++] NFC: Remove unused CMake option
authorLouis Dionne <ldionne@apple.com>
Fri, 3 Apr 2020 18:42:35 +0000 (14:42 -0400)
committerLouis Dionne <ldionne@apple.com>
Fri, 3 Apr 2020 18:45:33 +0000 (14:45 -0400)
commit5d14c7b6d1fcc36062128e7019bae2dc8c28d4fe
tree01a7ec436f46ddd923da5d507dc0c51d651e5727
parent2c7ea1c4c5f7dde562bac684a59ad67f1f062726
[libc++] NFC: Remove unused CMake option

That option seems to be a remnant that has now been replaced by the
LIBCXXABI_STATICALLY_LINK_UNWINDER_IN_SHARED_LIBRARY setting.

Fixes PR45347.
libcxx/CMakeLists.txt