[modules] Split off a separate module for DebugInfo/PDB/DIA so that its headers
don't get included on systems where the DIA SDK is unavailable.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229200 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed