libvpx: Pull from upstream

source/libvpx/vp9/common/generic/vp9_systemdependent.c

Index: source/libvpx/vp9/common/generic/vp9_systemdependent.c
===================================================================
--- source/libvpx/vp9/common/generic/vp9_systemdependent.c	(revision 254565)
+++ source/libvpx/vp9/common/generic/vp9_systemdependent.c	(working copy)
@@ -1,19 +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.
- */
-
-
-#include "./vpx_config.h"
-#include "./vp9_rtcd.h"
-#include "vp9/common/vp9_onyxc_int.h"
-
-void vp9_machine_specific_config(VP9_COMMON *cm) {
-  (void)cm;
-  vp9_rtcd();
-}