DWARFDebugRangeList: make the list of entries available to clients.

For users like llvm-dsymutil that want to have access to the encoded
debug_ranges entries.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@232230 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed