libvpx: Pull from upstream

source/libvpx/vp9/encoder/vp9_writer.c

 /*
  *  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 <assert.h>
 #include "vp9/encoder/vp9_writer.h"
 #include "vp9/common/vp9_entropy.h"
 
-#if defined(SECTIONBITS_OUTPUT)
-unsigned __int64 Sectionbits[500];
-
-#endif
-
 #ifdef ENTROPY_STATS
 unsigned int active_section = 0;
 #endif
 
 const unsigned int vp9_prob_cost[256] = {
   2047, 2047, 1791, 1641, 1535, 1452, 1385, 1328, 1279, 1235, 1196, 1161,
   1129, 1099, 1072, 1046, 1023, 1000, 979,  959,  940,  922,  905,  889,
   873,  858,  843,  829,  816,  803,  790,  778,  767,  755,  744,  733,
   723,  713,  703,  693,  684,  675,  666,  657,  649,  641,  633,  625,
   617,  609,  602,  594,  587,  580,  573,  567,  560,  553,  547,  541,
@@ skipping 29 matching lines @@
   int i;
 
   for (i = 0; i < 32; i++)
     vp9_write_bit(br, 0);
 
   // Ensure there's no ambigous collision with any index marker bytes
   if ((br->buffer[br->pos - 1] & 0xe0) == 0xc0)
     br->buffer[br->pos++] = 0;
 }