[empathy] call-window: handler property has to be construct only

[Guillaume Desmottes <gdesmott src gnome org>]

commit b6d0c6fbc47587a2ee7ba38613efd5a387f1dbf9
Author: Guillaume Desmottes <guillaume desmottes collabora co uk>
Date:   Wed Apr 29 10:23:46 2009 +0100

    call-window: handler property has to be construct only
---
 src/empathy-call-window.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/empathy-call-window.c b/src/empathy-call-window.c
index 49ad141..0cc87cc 100644
--- a/src/empathy-call-window.c
+++ b/src/empathy-call-window.c
@@ -633,7 +633,7 @@ empathy_call_window_class_init (
   param_spec = g_param_spec_object ("handler",
     "handler", "The call handler",
     EMPATHY_TYPE_CALL_HANDLER,
-    G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
+    G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS);
   g_object_class_install_property (object_class,
     PROP_CALL_HANDLER, param_spec);