[gnome-clocks] Set default icon (for when app-menu is broken).

[Paolo Borelli <pborelli src gnome org>]

commit 4b3ec7c6215f841c121f956e273c58de111d4c64
Author: Arnaud Bonatti <arnaud bonatti gmail com>
Date:   Fri Nov 20 02:59:14 2015 +0100

    Set default icon (for when app-menu is broken).
    
    https://bugzilla.gnome.org/show_bug.cgi?id=758378

 src/application.vala |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/src/application.vala b/src/application.vala
index 2b2d068..6f5518f 100644
--- a/src/application.vala
+++ b/src/application.vala
@@ -47,6 +47,8 @@ public class Application : Gtk.Application {
     public Application () {
         Object (application_id: "org.gnome.clocks");
 
+        Gtk.Window.set_default_icon_name ("org.gnome.clocks");
+
         add_main_option_entries (option_entries);
         add_action_entries (action_entries, this);