libvpx: Pull from upstream

source/libvpx/vpx_dsp/bitreader.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 <stdlib.h>
 
 #include "./vpx_config.h"
 
 #include "vpx_dsp/bitreader.h"
 #include "vpx_dsp/prob.h"
+#include "vpx_dsp/vpx_dsp_common.h"
 #include "vpx_ports/mem.h"
 #include "vpx_mem/vpx_mem.h"
 #include "vpx_util/endian_inl.h"
 
 int vpx_reader_init(vpx_reader *r,
                     const uint8_t *buffer,
                     size_t size,
                     vpx_decrypt_cb decrypt_cb,
                     void *decrypt_state) {
   if (size && !buffer) {
@@ skipping 67 matching lines @@
 }
 
 const uint8_t *vpx_reader_find_end(vpx_reader *r) {
   // Find the end of the coded buffer
   while (r->count > CHAR_BIT && r->count < BD_VALUE_SIZE) {
     r->count -= CHAR_BIT;
     r->buffer--;
   }
   return r->buffer;
 }