[Xcb] [proto] Remove XPrint, fix docu mistake, tighten schema

[Daniel Martin]

On Fri, Nov 22, 2013 at 08:02:10PM -0800, Josh Triplett wrote:
> On Fri, Nov 22, 2013 at 11:26:48PM +0100, Daniel Martin wrote:
> > Hi,
> > 
> > I've prepared a few patches for proto. They are not urgent and shouldn't
> > block a 1.10 release.
> > 
> > 
> > [proto 1/6] Remove XPrint extension
> > 
> > XPrint has been removed from Xorg 5 years ago. Is there any sane reason
> > to keep it? Anything else than "we could poke our grandchildren at"?
> > Though, removing it requires a removal in libxcb too. There it's enabled
> > by default.
> 
> No, please do not remove XPrint from proto.  If you like, you could stop
> building the corresponding libxcb extension library by default.
> However, the protocol descriptions are also used for purposes such as
> protocol decoding (e.g.  with wireshark), and decoding old traces ought
> to keep working.

Okay, I'll remove this commit and change the corresponding one for
libxcb to just disable the extension and declare it as deprecated.

Though, looking at old traces sounds like "dive into the history for
remembering the good old days" to me. ;)