The removal of in-process Linux debug support left a switch statement
with llvm::Triple::FreeBSD as the only case. Simplify by replacing it
with a now-equivalent assertion.
llvm-svn: 243468
As of r240543 ProcessPOSIX and POSIXThread are used only on FreeBSD, so
just roll them into ProcessFreeBSD and FreeBSDThread.
Differential Revision: http://reviews.llvm.org/D10698
llvm-svn: 243427