Our commands that end up displaying a ValueObject as part of their workflow...

Our commands that end up displaying a ValueObject as part of their workflow use OptionGroupValueObjectDisplay as their currency for deciding the final representation
ValueObjects themselves use DumpValueObjectOptions as the currency for the same purpose

The code to convert between these two units was replicated (to varying degrees of correctness) in several spots in the code
This checkin provides one and only one (and hopefully correct :-) entry point for this conversion

llvm-svn: 178044