vala: Fix default-value warning

diff --git a/vala/valagirparser.vala b/vala/valagirparser.vala
index 3ad733568ae96d34f795067133c173d9a4a22430..7a95b7bf6fc0aff070e48c96b9e89ea29be00b1d 100644 (file)
--- a/vala/valagirparser.vala
+++ b/vala/valagirparser.vala
@@ -2195,7 +2195,7 @@ public class Vala.GirParser : CodeVisitor {
                return type;
        }
 
-       Parameter parse_parameter (out int array_length_idx = null, out int closure_idx = null, out int destroy_idx = null, out string? scope = null, out Comment? comment, string? default_name = null) {
+       Parameter parse_parameter (out int array_length_idx = null, out int closure_idx = null, out int destroy_idx = null, out string? scope = null, out Comment? comment = null, string? default_name = null) {
                Parameter param;
 
                array_length_idx = -1;