[gnome-color-manager] Fix the message-received cb signature

[Stephane Delcroix <sdelcroix src gnome org>]

commit 863f47ccbabf263c8fe33f02c24a7bc3855db322
Author: Stephane Delcroix <stephane delcroix org>
Date:   Thu Oct 29 15:57:33 2009 +0100

    Fix the message-received cb signature

 src/gcm-prefs.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/src/gcm-prefs.c b/src/gcm-prefs.c
index f90d633..a83f28a 100644
--- a/src/gcm-prefs.c
+++ b/src/gcm-prefs.c
@@ -90,7 +90,7 @@ gcm_prefs_reset_cb (GtkWidget *widget, gpointer data)
 /**
  * gcm_prefs_message_received_cb
  **/
-static void
+static UniqueResponse
 gcm_prefs_message_received_cb (UniqueApp *app, UniqueCommand command, UniqueMessageData *message_data, guint time_ms, gpointer data)
 {
 	GtkWindow *window;
@@ -98,6 +98,7 @@ gcm_prefs_message_received_cb (UniqueApp *app, UniqueCommand command, UniqueMess
 		window = GTK_WINDOW (gtk_builder_get_object (builder, "dialog_prefs"));
 		gtk_window_present (window);
 	}
+	return UNIQUE_RESPONSE_OK;
 }
 
 /**