libvpx: Pull from upstream

source/libvpx/vp9/vp9_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 419 matching lines @@
 
 static vpx_image_t *decoder_get_frame(vpx_codec_alg_priv_t *ctx,
                                       vpx_codec_iter_t *iter) {
   vpx_image_t *img = NULL;
 
   if (ctx->img_avail) {
     // iter acts as a flip flop, so an image is only returned on the first
     // call to get_frame.
     if (!(*iter)) {
       img = &ctx->img;
-      img->bit_depth = (int)ctx->pbi->common.bit_depth;
       *iter = img;
     }
   }
   ctx->img_avail = 0;
 
   return img;
 }
 
 static vpx_codec_err_t decoder_set_fb_fn(
     vpx_codec_alg_priv_t *ctx,
@@ skipping 211 matching lines @@
     0,
     NULL,  // vpx_codec_enc_cfg_map_t
     NULL,  // vpx_codec_encode_fn_t
     NULL,  // vpx_codec_get_cx_data_fn_t
     NULL,  // vpx_codec_enc_config_set_fn_t
     NULL,  // vpx_codec_get_global_headers_fn_t
     NULL,  // vpx_codec_get_preview_frame_fn_t
     NULL   // vpx_codec_enc_mr_get_mem_loc_fn_t
   }
 };