[resend 7/8] reg: Clean up reg_add

[Jonathan Vollebregt]

These (1/2 reg_add, 2/2 reg_delete) won't pass testbot but besides the 
whitespace they're the same as the 7/8 patches that already did.

On 02/16/2015 01:27 PM, Stefan Dösinger wrote:
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> Am 2015-02-16 um 12:34 schrieb Jonathan Vollebregt:
>> Not that I'm aware of, it just seemed more readable to me. Want me
>> to change it?
> Yes please. We already have enough style mess in Wine :-( .
>
> I recommend to wait for Alexandre's response to patches 1-6 before you
> resubmit 7 and 8.
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