diff --git a/src/as/com/threerings/ezgame/util/GameMode.as b/src/as/com/threerings/ezgame/util/GameMode.as
deleted file mode 100644
index 45f0e7c2..00000000
--- a/src/as/com/threerings/ezgame/util/GameMode.as
+++ /dev/null
@@ -1,52 +0,0 @@
-//
-// $Id$
-//
-// Vilya library - tools for developing networked games
-// Copyright (C) 2002-2007 Three Rings Design, Inc., All Rights Reserved
-// http://www.threerings.net/code/vilya/
-//
-// This library is free software; you can redistribute it and/or modify it
-// under the terms of the GNU Lesser General Public License as published
-// by the Free Software Foundation; either version 2.1 of the License, or
-// (at your option) any later version.
-//
-// This library is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-// Lesser General Public License for more details.
-//
-// You should have received a copy of the GNU Lesser General Public
-// License along with this library; if not, write to the Free Software
-// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-
-package com.threerings.ezgame.util {
-
-/**
- * Interface for game modes, handled by the GameModeStack. Game modes are notified when they
- * become activated and deactivated, so that they can adjust themselves accordingly.
- */
-public interface GameMode
-{
- /**
- * Called when this instance of GameMode is added to the top of the stack.
- */
- function pushed () :void;
-
- /**
- * Called when this instance of GameMode is removed from the top of the stack.
- */
- function popped () :void;
-
- /**
- * Called when this instance of GameMode was the top of the stack, but another instance
- * is being pushed on top of it.
- */
- function pushedOnto (mode :GameMode) :void;
-
- /**
- * Called when another instance is being removed from the top of the stack,
- * making this instance the new top.
- */
- function poppedFrom (mode :GameMode) :void;
-}
-}
diff --git a/src/as/com/threerings/ezgame/util/GameModeStack.as b/src/as/com/threerings/ezgame/util/GameModeStack.as
deleted file mode 100644
index cd3e2f91..00000000
--- a/src/as/com/threerings/ezgame/util/GameModeStack.as
+++ /dev/null
@@ -1,118 +0,0 @@
-//
-// $Id$
-//
-// Vilya library - tools for developing networked games
-// Copyright (C) 2002-2007 Three Rings Design, Inc., All Rights Reserved
-// http://www.threerings.net/code/vilya/
-//
-// This library is free software; you can redistribute it and/or modify it
-// under the terms of the GNU Lesser General Public License as published
-// by the Free Software Foundation; either version 2.1 of the License, or
-// (at your option) any later version.
-//
-// This library is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-// Lesser General Public License for more details.
-//
-// You should have received a copy of the GNU Lesser General Public
-// License along with this library; if not, write to the Free Software
-// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-
-package com.threerings.ezgame.util {
-
-/**
- * GameModeStack implements a stack of user-specific game modes. Modes can be pushed on to
- * or popped off of the stack. Whenever a new mode is pushed on the stack, the old top is cleaned
- * up, and the new one is initialized; vice versa for popping a mode off the stack.
- *
- * Usage example:
- *
- * var mgr :GameModeStack = new GameModeStack(switchDisplayFn);
- * mgr.push(new MainMenu());
- * ...
- * // in the main menu, we decide to pick a level
- * mgr.push(new LevelSelectorScreen());
- * ...
- * // inside the level selector, we start the game:
- * mgr.push(new GameScreen());
- * ...
- * // inside the game screen, once it was won or lost:
- * mgr.pop();
- *
- */
-public class GameModeStack
-{
- /**
- * Constructor, receives a function to be called whenever the top of the stack changes.
- *
- * @param callback Called whenever the top of the stack changes. Should be a function like:
- * function (previousTop :GameMode, newTop :GameMode) :void { }
- * - where previousTop is the mode previously selected, and newTop is the mode currently
- * selected (either can be null).
- */
- public function GameModeStack (callback :Function)
- {
- _callback = callback;
- }
-
- /** Returns the top of the mode stack. If the stack is empty, returns null. */
- public function top () :GameMode
- {
- return (_stack.length > 0) ? _stack[0] : null;
- }
-
- /** Pops all items off the stack. */
- public function clear () :void
- {
- while (top() != null) {
- pop();
- }
- }
-
- /**
- * Pushes a new game mode on top of the stack.
- */
- public function push (newMode :GameMode) :void
- {
- var oldMode :GameMode = top();
- if (oldMode != null) {
- oldMode.pushedOnto(newMode);
- }
-
- _stack.unshift(newMode);
- newMode.pushed();
-
- _callback(oldMode, newMode);
- }
-
- /**
- * Pops and returns the current top game mode from the stack. Popping an empty stack is safe,
- * it simply returns null.
- */
- public function pop () :GameMode
- {
- var oldMode :GameMode = top();
- if (oldMode == null) {
- return null;
- }
-
- _stack.shift();
- oldMode.popped();
-
- var newMode :GameMode = top();
- if (newMode != null) {
- newMode.poppedFrom(oldMode);
- }
-
- _callback(oldMode, newMode);
- return oldMode;
- }
-
- /** Function that will be called every time the stack changes. */
- protected var _callback :Function;
-
- /** Internal storage for the stack. */
- protected var _stack :Array = new Array(); // of GameModes
-}
-}