messageList: Add missing import

We lost that when code was split out from calendar.js ...

diff --git a/js/ui/messageList.js b/js/ui/messageList.js
index 57c829aea02d6253c47e41b16b8bd7b540a6a107..325f5a3707606808691e34b0d7d4123879da9e10 100644 (file)
--- a/js/ui/messageList.js
+++ b/js/ui/messageList.js
@@ -1,5 +1,6 @@
 const Atk = imports.gi.Atk;
 const Clutter = imports.gi.Clutter;
+const Gio = imports.gi.Gio;
 const GLib = imports.gi.GLib;
 const GObject = imports.gi.GObject;
 const Lang = imports.lang;