libvpx: Pull from upstream

source/libvpx/vp8/vp8_dx_iface.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.
  */
 
@@ skipping 66 matching lines @@
     (void)si;
     return sizeof(vpx_codec_alg_priv_t);
 }
 
 static void vp8_init_ctx(vpx_codec_ctx_t *ctx)
 {
     ctx->priv =
         (vpx_codec_priv_t *)vpx_memalign(8, sizeof(vpx_codec_alg_priv_t));
     vpx_memset(ctx->priv, 0, sizeof(vpx_codec_alg_priv_t));
     ctx->priv->sz = sizeof(*ctx->priv);
-    ctx->priv->iface = ctx->iface;
     ctx->priv->alg_priv = (vpx_codec_alg_priv_t *)ctx->priv;
     ctx->priv->alg_priv->si.sz = sizeof(ctx->priv->alg_priv->si);
     ctx->priv->alg_priv->decrypt_cb = NULL;
     ctx->priv->alg_priv->decrypt_state = NULL;
     ctx->priv->alg_priv->flushed = 0;
     ctx->priv->init_flags = ctx->init_flags;
 
     if (ctx->config.dec)
     {
         /* Update the reference to the config structure to an internal copy. */
@@ skipping 722 matching lines @@
     { /* encoder functions */
         0,
         NOT_IMPLEMENTED,
         NOT_IMPLEMENTED,
         NOT_IMPLEMENTED,
         NOT_IMPLEMENTED,
         NOT_IMPLEMENTED,
         NOT_IMPLEMENTED
     }
 };