[folks] dummy: Set DummyPersona.property_change_delay default value

[Philip Withnall <pwithnall src gnome org>]

commit 0dfb4b67733343e0d06dfd34dc9728265c465a5b
Author: Philip Withnall <philip withnall collabora co uk>
Date:   Thu Jan 22 16:16:50 2015 +0000

    dummy: Set DummyPersona.property_change_delay default value
    
    To zero, so persona property changes are queued in an idle callback.
    This is not a functional change, as the property would have previously
    been implicitly zero-initialised.

 backends/dummy/lib/dummy-persona.vala |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/backends/dummy/lib/dummy-persona.vala b/backends/dummy/lib/dummy-persona.vala
index 8cb6f8a..a92fb2c 100644
--- a/backends/dummy/lib/dummy-persona.vala
+++ b/backends/dummy/lib/dummy-persona.vala
@@ -276,7 +276,7 @@ public class FolksDummy.Persona : Folks.Persona
    *
    * @since 0.9.7
    */
-  protected int property_change_delay { get; set; }
+  protected int property_change_delay { get; set; default = 0; }
 
   /**
    * Callback to effect a property change in a backing store.