[gnome-games] mega-drive: Add is_pico() to MegaDriveHeader

[Adrien Plazas <aplazas src gnome org>]

commit 61d9b2fdd7e9b8844d9522e7c3831815f3fe4eda
Author: Adrien Plazas <kekun plazas laposte net>
Date:   Thu Aug 4 00:00:27 2016 +0200

    mega-drive: Add is_pico() to MegaDriveHeader
    
    This will be used in the next commit to support Sega Pico games.

 plugins/mega-drive/src/mega-drive-header.vala |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/plugins/mega-drive/src/mega-drive-header.vala b/plugins/mega-drive/src/mega-drive-header.vala
index e487721..3ce8082 100644
--- a/plugins/mega-drive/src/mega-drive-header.vala
+++ b/plugins/mega-drive/src/mega-drive-header.vala
@@ -117,6 +117,10 @@ private class Games.MegaDriveHeader : Object {
                        return false;
                }
        }
+
+       public bool is_pico () {
+               return system == MegaDriveSystem.PICO;
+       }
 }
 
 errordomain Games.MegaDriveError {