Cleanup: use DRW_object_is_* for object checks

Also use const qualifier for object's.

source/blender/draw/engines/eevee/eevee_engine.c

@@ -137,7 +137,7 @@ void EEVEE_cache_populate(void *vedata, Object *ob)
 	}
 
 	if (DRW_object_is_renderable(ob) &&
-	    DRW_check_object_visible_within_active_context(ob))
+	    DRW_object_is_visible_in_active_context(ob))
 	{
 		if (ELEM(ob->type, OB_MESH, OB_CURVE, OB_SURF, OB_FONT, OB_MBALL)) {
 			EEVEE_materials_cache_populate(vedata, sldata, ob, &cast_shadow);