[vala/staging] vala: Unify backing symbol instance of data-types (2)

[Rico Tzschichholz <ricotz src gnome org>]

commit 10754bec97a6adf3119215ef9f49d0c8cd53e43f
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Wed Oct 2 13:37:20 2019 +0200

    vala: Unify backing symbol instance of data-types (2)

 vala/valafieldprototype.vala    | 8 ++++++--
 vala/valapropertyprototype.vala | 8 ++++++--
 2 files changed, 12 insertions(+), 4 deletions(-)
---
diff --git a/vala/valafieldprototype.vala b/vala/valafieldprototype.vala
index 4fc394fca..3813a55c9 100644
--- a/vala/valafieldprototype.vala
+++ b/vala/valafieldprototype.vala
@@ -26,10 +26,14 @@ using GLib;
  * A reference to an instance field without a specific instance.
  */
 public class Vala.FieldPrototype : DataType {
-       public weak Field field_symbol { get; set; }
+       public weak Field field_symbol {
+               get {
+                       return (Field) symbol;
+               }
+       }
 
        public FieldPrototype (Field field_symbol) {
-               this.field_symbol = field_symbol;
+               base.with_symbol (field_symbol);
        }
 
        public override DataType copy () {
diff --git a/vala/valapropertyprototype.vala b/vala/valapropertyprototype.vala
index 62306cd6c..408fddb71 100644
--- a/vala/valapropertyprototype.vala
+++ b/vala/valapropertyprototype.vala
@@ -24,10 +24,14 @@
  * A reference to an instance property without a specific instance.
  */
 public class Vala.PropertyPrototype : DataType {
-       public weak Property property_symbol { get; set; }
+       public weak Property property_symbol {
+               get {
+                       return (Property) symbol;
+               }
+       }
 
        public PropertyPrototype (Property property_symbol) {
-               this.property_symbol = property_symbol;
+               base.with_symbol (property_symbol);
        }
 
        public override DataType copy () {