gl-renderer: Refactor gl_renderer_output_window_create()

This change refactors gl_renderer_output_window_create() to separate out
window surface creation code from output common creation code.

Signed-off-by: Miguel A Vico Moya <mvicomoya@nvidia.com>
Reviewed-by: Andy Ritger <aritger@nvidia.com>
Reviewed-by: James Jones <jajones@nvidia.com>
[Pekka: rebased and removed unused 'gr' and 'ec']
Signed-off-by: Pekka Paalanen <pekka.paalanen@collabora.co.uk>
1 file changed