libvpx: Pull from upstream

source/libvpx/vp9/common/vp9_extend.h

Index: source/libvpx/vp9/common/vp9_extend.h
===================================================================
--- source/libvpx/vp9/common/vp9_extend.h	(revision 240950)
+++ source/libvpx/vp9/common/vp9_extend.h	(working copy)
@@ -1,25 +0,0 @@
-/*
- *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
- *
- *  Use of this source code is governed by a BSD-style license
- *  that can be found in the LICENSE file in the root of the source
- *  tree. An additional intellectual property rights grant can be found
- *  in the file PATENTS.  All contributing project authors may
- *  be found in the AUTHORS file in the root of the source tree.
- */
-
-#ifndef VP9_COMMON_VP9_EXTEND_H_
-#define VP9_COMMON_VP9_EXTEND_H_
-
-#include "vpx_scale/yv12config.h"
-#include "vpx/vpx_integer.h"
-
-
-void vp9_copy_and_extend_frame(const YV12_BUFFER_CONFIG *src,
-                               YV12_BUFFER_CONFIG *dst);
-
-void vp9_copy_and_extend_frame_with_rect(const YV12_BUFFER_CONFIG *src,
-                                         YV12_BUFFER_CONFIG *dst,
-                                         int srcy, int srcx,
-                                         int srch, int srcw);
-#endif  // VP9_COMMON_VP9_EXTEND_H_