[PATCH 1/3] qemu: capabilities: Un-retire QEMU_CAPS_EGL_HEADLESS

[Thomas Huth]

On 15/06/2021 18.04, Peter Krempa wrote:
> egl-headless graphics can be compiled out in qemu so we need to be able
> to know whether the given qemu version support it.
> 
> Base the capability on the presence of the 'egl-headless' member in
> 'query-display-options' or imply it if 'query-display-options' is not
> supported as we implied it before for all versions.
> 
> Signed-off-by: Peter Krempa <pkrempa at redhat.com>
> ---

Reviewed-by: Thomas Huth <thuth at redhat.com>