[gnome-clocks] Mark the signal as not visible, no need to go on the bus

[Paolo Borelli <pborelli src gnome org>]

commit 1852abb1b5fb8668dddae4a8ce999ce450aaa6f5
Author: Paolo Borelli <pborelli gnome org>
Date:   Thu Aug 14 15:08:49 2014 +0200

    Mark the signal as not visible, no need to go on the bus

 src/search-provider.vala |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/src/search-provider.vala b/src/search-provider.vala
index 29c3af4..13e64e7 100644
--- a/src/search-provider.vala
+++ b/src/search-provider.vala
@@ -21,6 +21,7 @@ namespace Clocks {
 [DBus (name = "org.gnome.Shell.SearchProvider2")]
 public class SearchProvider : Object {
 
+    [DBus (visible = false)]
     public signal void activate (uint32 timestamp);
 
     private HashTable<string, World.Item> locations;