[PATCH]: Allow relative calculations for non-R_*_RELATIVE relocs.

[David Miller]

From: Ian Lance Taylor <iant@google.com>
Date: Thu, 11 Feb 2010 20:48:03 -0800

> Suppose we call the new field in Output_reloc<SHT_REL> is_symbolless_.
> The corresponding parameter names would change as well.  Then instead
> of new add_global_relative and add_local_relative functions in
> Output_data_reloc, we would have add_symbolless_global_addend and
> add_symbolless_local_addend.
> 
> Does that sound reasonable?

That's fine with me, I'll work on this when I get a chance.