I've added the license, moved deleting the files to the snippet (minus
the PDF) and pushed it under a new (gnu packages emulators) module.
I'll open a bug report later about moving the existing emulators over
from (gnu packages games) to (gnu packages emulators).

Thanks everyone!

On Wed, 21 Feb 2018 22:55:41 +0100
Björn Höfling <bjoern.hoefling@bjoernhoefling.de> wrote:

> On Wed, 21 Feb 2018 11:37:30 -0500
> Leo Famulari <leo@famulari.name> wrote:
> 
> > On Tue, Feb 20, 2018 at 11:52:08PM +0100, Björn Höfling wrote:  
> > > Here is what I found that should be stripped away:
> > > 
> > > /review/dolphin-emu-5.0-0.d04b179-checkout$ find . -name "*.rar"
> > > -or -name "*.pdf" -or -name "*.bin" -or -name "*.pdf" -or -name
> > > "*.dsy" -or -name "*.jar" -or -name "*.exe"     
> > 
> > I didn't look at the file in question, but in general it's not
> > necessary to remove PDFs from Guix packages.  
> 
> Ah, sorry, you are right. I was confused about all the findings:
> 
>  ./docs/WiiMote/HID_SPEC_V10.rar
> 
> This .rar contained just one PDF that is under proprietary copyright.
> It should be snipped away.
> 
>  ./docs/DSP/GC_DSP.pdf
> 
> This is a reverse-engineered documentation of the GameCube DSP and is
> licensed under "GNU Free Documentation License, Version 1.2 or any
> later version", so a "licenses:fdl1.2+" should be added for this to
> the license list.
> 
> Björn