nir: rename nir_var_ubo to nir_var_mem_ubo

Signed-off-by: Karol Herbst <kherbst@redhat.com>
Acked-by: Jason Ekstrand <jason@jlekstrand.net>
Reviewed-by: Eric Anholt <eric@anholt.net>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>

src/compiler/glsl/glsl_to_nir.cpp

@@ -367,7 +367,7 @@ nir_visitor::visit(ir_variable *ir)
 
    case ir_var_uniform:
       if (ir->get_interface_type())
-         var->data.mode = nir_var_ubo;
+         var->data.mode = nir_var_mem_ubo;
       else
          var->data.mode = nir_var_uniform;
       break;