[iagno/gnome-3-10] Fix Undo after human player has passed

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 76f914dc996c4a90dde6b6312743005d1c61974f
Author: Michael Catanzaro <mcatanzaro gnome org>
Date:   Sun Sep 29 19:31:19 2013 -0500

    Fix Undo after human player has passed
    
    https://bugzilla.gnome.org/show_bug.cgi?id=679133

 src/game.vala  |    2 --
 src/iagno.vala |    6 ++++++
 2 files changed, 6 insertions(+), 2 deletions(-)
---
diff --git a/src/game.vala b/src/game.vala
index 9fee40a..f0a8169 100644
--- a/src/game.vala
+++ b/src/game.vala
@@ -283,8 +283,6 @@ public class Game
             /* Previous player to move again */
             flip_current_color ();
         }
-
-        move ();
     }
 
     private void set_tile (int x, int y, Player color, bool update_history)
diff --git a/src/iagno.vala b/src/iagno.vala
index 87a145b..b69790b 100644
--- a/src/iagno.vala
+++ b/src/iagno.vala
@@ -285,6 +285,12 @@ public class Iagno : Gtk.Application
             game.undo (1);
         else
             game.undo (2);
+
+        /* If forced to pass, undo to last chosen move */
+        while (!game.can_move)
+            game.undo (2);
+
+        game_move_cb (game);
     }
 
     private void about_cb ()