libvpx: Pull from upstream

source/libvpx/vp9/common/vp9_mfqe.c

 /*
  *  Copyright (c) 2014 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 102 matching lines @@
 static void copy_mem32x32(const uint8_t *src, int src_stride,
                           uint8_t *dst, int dst_stride) {
   copy_mem16x16(src, src_stride, dst, dst_stride);
   copy_mem16x16(src + 16, src_stride, dst + 16, dst_stride);
   copy_mem16x16(src + src_stride * 16, src_stride,
                 dst + dst_stride * 16, dst_stride);
   copy_mem16x16(src + src_stride * 16 + 16, src_stride,
                 dst + dst_stride * 16 + 16, dst_stride);
 }
 
-void copy_mem64x64(const uint8_t *src, int src_stride,
-                   uint8_t *dst, int dst_stride) {
+static void copy_mem64x64(const uint8_t *src, int src_stride,
+                          uint8_t *dst, int dst_stride) {
   copy_mem32x32(src, src_stride, dst, dst_stride);
   copy_mem32x32(src + 32, src_stride, dst + 32, dst_stride);
   copy_mem32x32(src + src_stride * 32, src_stride,
                 dst + src_stride * 32, dst_stride);
   copy_mem32x32(src + src_stride * 32 + 32, src_stride,
                 dst + src_stride * 32 + 32, dst_stride);
 }
 
 static void copy_block(const uint8_t *y, const uint8_t *u, const uint8_t *v,
                        int y_stride, int uv_stride, uint8_t *yd, uint8_t *ud,
@@ skipping 250 matching lines @@
       if (frame_is_intra_only(cm)) {
         mi = mi_prev;
       } else {
         mi = mi_local;
       }
       mfqe_partition(cm, mi, BLOCK_64X64, y, u, v, y_stride, uv_stride, yd, ud,
                      vd, yd_stride, uvd_stride);
     }
   }
 }