When you share a YouTube link on FB with intent it automatically embeds the YouTube player into your wall and it look like this
solved : using tutorial Publish to Feed , using post
postParams.putString("message", "Link to YouTube");
postParams.putString("link", "http://www.youtube.com/watch?v=3aICB2mUu2k");
postParams.putString("source", "http://www.youtube.com/v/3aICB2mUu2k");
postParams.putString("picture","http://img.youtube.com/vi/3aICB2mUu2k/0.jpg");