[vala/0.44] codewriter: Write "weak" modifier for properties

[Rico Tzschichholz <ricotz src gnome org>]

commit b1c7064ea051caee4f9bbeeba89acfee8999ab00
Author: Jeremy Philippe <jeremy philippe gmail com>
Date:   Sun Sep 1 21:57:01 2019 +0200

    codewriter: Write "weak" modifier for properties

 vala/valacodewriter.vala | 4 ++++
 1 file changed, 4 insertions(+)
---
diff --git a/vala/valacodewriter.vala b/vala/valacodewriter.vala
index f3967a15c..058290a3c 100644
--- a/vala/valacodewriter.vala
+++ b/vala/valacodewriter.vala
@@ -837,6 +837,10 @@ public class Vala.CodeWriter : CodeVisitor {
                        write_string ("override ");
                }
 
+               if (prop.property_type.is_weak ()) {
+                       write_string ("weak ");
+               }
+
                write_type (prop.property_type);
 
                write_string (" ");