libvpx: Pull from upstream

source/libvpx/build/make/rtcd.pl

 #!/usr/bin/env perl
 
 no strict 'refs';
 use warnings;
 use Getopt::Long;
-Getopt::Long::Configure("auto_help");
+Getopt::Long::Configure("auto_help") if $Getopt::Long::VERSION > 2.32;
 
 my %ALL_FUNCS = ();
 my @ALL_ARCHS;
 my @ALL_FORWARD_DECLS;
 my @REQUIRES;
 
 my %opts = ();
 my %disabled = ();
 my %required = ();
 
@@ skipping 361 matching lines @@
   close CONFIG_FILE;
   mips;
 } elsif ($opts{arch} eq 'armv5te') {
   @ALL_ARCHS = filter(qw/edsp/);
   arm;
 } elsif ($opts{arch} eq 'armv6') {
   @ALL_ARCHS = filter(qw/edsp media/);
   arm;
 } elsif ($opts{arch} eq 'armv7') {
   @ALL_ARCHS = filter(qw/edsp media neon_asm neon/);
+  @REQUIRES = filter(keys %required ? keys %required : qw/media/);
+  &require(@REQUIRES);
   arm;
 } elsif ($opts{arch} eq 'armv8') {
   @ALL_ARCHS = filter(qw/neon/);
   arm;
 } else {
   unoptimized;
 }
 
 __END__
 
@@ skipping 13 matching lines @@
 C header file on stdout.
 
 =head1 OPTIONS
 
 Options:
   --arch=ARCH       Architecture to generate defs for (required)
   --disable-EXT     Disable support for EXT extensions
   --require-EXT     Require support for EXT extensions
   --sym=SYMBOL      Unique symbol to use for RTCD initialization function
   --config=FILE     File with CONFIG_FOO=yes lines to parse