Roll src/third_party/libvpx/source/libvpx/ 4f774ac50..f80d8011a (12 commits).

third_party/libvpx/generate_gypi.sh

 #!/bin/bash -e
 #
 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # This script is used to generate .gypi, .gni files and files in the
 # config/platform directories needed to build libvpx.
 # Every time libvpx source code is updated just run this script.
 #
@@ skipping 222 matching lines @@
     echo "ERROR: Uncomment sse3 sections in libvpx.gyp"
     exit 1
   fi
   if [ 0 -ne ${#ssse3_sources} ]; then
     write_target_definition ssse3_sources[@] "$2" libvpx_intrinsics_ssse3 ssse3
   fi
   if [ 0 -ne ${#sse4_1_sources} ]; then
     write_target_definition sse4_1_sources[@] "$2" libvpx_intrinsics_sse4_1 sse4.1
   fi
   if [[ -z $DISABLE_AVX && 0 -ne ${#avx_sources} ]]; then
-    write_target_definition avx_sources[@] "$2" libvpx_intrinsics_avx avx
+    #write_target_definition avx_sources[@] "$2" libvpx_intrinsics_avx avx
+    echo "ERROR: Uncomment avx sections in libvpx.gyp and BUILD.gn"
+    exit 1
   fi
   if [[ -z $DISABLE_AVX && 0 -ne ${#avx2_sources} ]]; then
     write_target_definition avx2_sources[@] "$2" libvpx_intrinsics_avx2 avx2
   fi
 
   # arm neon
   if [ 0 -ne ${#neon_sources} ]; then
     write_target_definition neon_sources[@] "$2" libvpx_intrinsics_neon fpu=neon
   fi
 
@@ skipping 340 matching lines @@
 gn format --in-place $BASE_DIR/libvpx_srcs.gni
 
 cd $BASE_DIR/$LIBVPX_SRC_DIR
 echo
 echo "Update README.chromium:"
 git log -1 --format="%cd%nCommit: %H" --date=format:"Date: %A %B %d %Y"
 
 cd $BASE_DIR
 
 # TODO(fgalligan): Can we turn on "--enable-realtime-only" for mipsel?