Simplify WinCOFFObjectWriter::recordRelocation.

It looks like that when this code was written recordRelocation could
be called with A-B where A and B are in the same section. The
expression evaluation logic these days makes sure those are folded, so
some of this code was dead.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@306053 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed