libvpx: Pull from upstream

source/libvpx/vp8/common/loopfilter.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 "vpx_config.h"
 #include "vp8_rtcd.h"
 #include "loopfilter.h"
 #include "onyxc_int.h"
 #include "vpx_mem/vpx_mem.h"
 
-typedef unsigned char uc;
 
 static void lf_init_lut(loop_filter_info_n *lfi)
 {
     int filt_lvl;
 
     for (filt_lvl = 0; filt_lvl <= MAX_LOOP_FILTER; filt_lvl++)
     {
         if (filt_lvl >= 40)
         {
             lfi->hev_thr_lut[KEY_FRAME][filt_lvl] = 2;
@@ skipping 624 matching lines @@
             }
 
             y_ptr += 16;
             mode_info_context += 1;      /* step to next MB */
         }
 
         y_ptr += post->y_stride  * 16 - post->y_width;
         mode_info_context += 1;          /* Skip border mb */
     }
 }