Now that we print DIExpressions inline everywhere, we don't need to
print them once as an operand and again as a value. This is only really
visible when calling dump() or print() directly on a DIExpression during
debugging.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@312168 91177308-0d34-0410-b5e6-96231b3b80d8