libvpx: Pull from upstream

source/libvpx/build/x86-msvs/obj_int_extract.bat

Index: source/libvpx/build/x86-msvs/obj_int_extract.bat
===================================================================
--- source/libvpx/build/x86-msvs/obj_int_extract.bat	(revision 293081)
+++ source/libvpx/build/x86-msvs/obj_int_extract.bat	(working copy)
@@ -1,15 +0,0 @@
-REM   Copyright (c) 2011 The WebM project authors. All Rights Reserved.
-REM
-REM   Use of this source code is governed by a BSD-style license
-REM   that can be found in the LICENSE file in the root of the source
-REM   tree. An additional intellectual property rights grant can be found
-REM   in the file PATENTS.  All contributing project authors may
-REM   be found in the AUTHORS file in the root of the source tree.
-echo on
-
-REM Arguments:
-REM   %1 - Relative path to the directory containing the vp8 source directory.
-REM   %2 - Path to obj_int_extract.exe.
-cl /I. /I%1 /nologo /c "%~1/vp8/encoder/vp8_asm_enc_offsets.c"
-%2\obj_int_extract.exe rvds "vp8_asm_enc_offsets.obj" > "vp8_asm_enc_offsets.asm"
-