Refactors animation to allow for cleaner subclassing. I'm doing this

chrome/browser/chromeos/panels/panel_scroller.h

Index: chrome/browser/chromeos/panels/panel_scroller.h
diff --git a/chrome/browser/chromeos/panels/panel_scroller.h b/chrome/browser/chromeos/panels/panel_scroller.h
index a3db3dba70cba91c425ee9371695169356075e06..51eedffdd7fd0e8e5fc7c705f74f1411d599a2a9 100644
--- a/chrome/browser/chromeos/panels/panel_scroller.h
+++ b/chrome/browser/chromeos/panels/panel_scroller.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2009 The Chromium Authors. All rights reserved.  Use of this
+// Copyright (c) 2010 The Chromium Authors. All rights reserved.  Use of this
 // source code is governed by a BSD-style license that can be found in the
 // LICENSE file.
 
@@ -38,9 +38,7 @@ class PanelScroller : public views::View, public AnimationDelegate {
   struct Panel;
 
   // AnimationDelegate overrides.
-  virtual void AnimationEnded(const Animation* animation);
   virtual void AnimationProgressed(const Animation* animation);
-  virtual void AnimationCanceled(const Animation* animation);
 
   // Scrolls to the panel at the given index. It will be moved to the top.
   void ScrollToPanel(int index);