base::Bind: Remove callback_old.h.

media/base/pipeline_status.h

Index: media/base/pipeline_status.h
diff --git a/media/base/pipeline_status.h b/media/base/pipeline_status.h
index 508d2d62c8d40e27e05829071782d5e687087969..e8648c3a16fe9ba6f264891d6f4b8b15548abc38 100644
--- a/media/base/pipeline_status.h
+++ b/media/base/pipeline_status.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Copyright (c) 2012 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.
 
@@ -6,7 +6,6 @@
 #define MEDIA_BASE_PIPELINE_STATUS_H_
 
 #include "base/callback.h"
-#include "base/callback_old.h"
 
 namespace media {