libvpx: Pull from upstream

source/libvpx/vp8/encoder/pickinter.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 162 matching lines @@
                                 int error_per_bit,
                                 const vp8_variance_fn_ptr_t *vfp,
                                 int *mvcost[2], int *distortion,
                                 unsigned int *sse)
 {
     (void) b;
     (void) d;
     (void) ref_mv;
     (void) error_per_bit;
     (void) vfp;
+    (void) mb;
     (void) mvcost;
     (void) distortion;
     (void) sse;
     bestmv->as_mv.row <<= 3;
     bestmv->as_mv.col <<= 3;
     return 0;
 }
 
 
 int vp8_get_inter_mbpred_error(MACROBLOCK *mb,
@@ skipping 1374 matching lines @@
     error4x4 = pick_intra4x4mby_modes(x, &rate,
                                       &best_sse);
     if (error4x4 < error16x16)
     {
         xd->mode_info_context->mbmi.mode = B_PRED;
         best_rate = rate;
     }
 
     *rate_ = best_rate;
 }