[gnome-games] Add missing GLib prefix in gamepad.vapi

[Adrien Plazas <aplazas src gnome org>]

commit 913aca11f64080ed8c2cbb3c95e3a543dc29761b
Author: Adrien Plazas <kekun plazas laposte net>
Date:   Wed May 3 10:24:04 2017 +0200

    Add missing GLib prefix in gamepad.vapi

 src/gamepad/gamepad.vapi |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/gamepad/gamepad.vapi b/src/gamepad/gamepad.vapi
index e852525..42e7aa7 100644
--- a/src/gamepad/gamepad.vapi
+++ b/src/gamepad/gamepad.vapi
@@ -5,5 +5,5 @@ private class Games.Gamepad : GLib.Object {
        public signal void button_event (StandardGamepadButton button, bool value);
        public signal void axis_event (StandardGamepadAxis axis, double value);
        public signal void unplugged ();
-       public Gamepad (RawGamepad raw_gamepad) throws Error;
+       public Gamepad (RawGamepad raw_gamepad) throws GLib.Error;
 }