[PATCH] glx: don't force version == 2.0 for ES2 GLX context creation

[Adam Jackson]

On Tue, 2016-01-19 at 10:06 -0500, Ilia Mirkin wrote:
> dEQP tests request a specific version. The EXT spec has been updated to
> allow other versions, so allow anything >= 2.0 to be requested.

(Comic book guy voice) Actually...

>      case GLX_CONTEXT_ES2_PROFILE_BIT_EXT:

The spec says:

>     Accepted as a bit in the attribute value for
>     GLX_CONTEXT_PROFILE_MASK_ARB in <*attrib_list>:
> 
> 	GLX_CONTEXT_ES_PROFILE_BIT_EXT		0x00000004
> 	GLX_CONTEXT_ES2_PROFILE_BIT_EXT		0x00000004

And that, strictly speaking, we should be exposing both the
_es2_profile and _es_profile strings.  So I think this is only correct
if no Mesa driver could create an ES1 profile, and I'm pretty sure
that's not the case.

- ajax