browser: delete unused data from caniuse include

diff --git a/tools/mkcaniuse b/tools/mkcaniuse
index 07531d48c019b03b3411ccab9026b8c743444144..57b36fc3dd2876d65485fe17e386d8171afb4480 100755 (executable)
--- a/tools/mkcaniuse
+++ b/tools/mkcaniuse
@@ -19,6 +19,14 @@ my $data = decode_json($source);
 my $update = eval { stat(${^LAST_FH} // $ARGV)->mtime }
        or warn "Could not determine input time\n";
 $data->{-date} = Time::Piece->new($update)->datetime;
+delete $data->{eras};
+for (values %{ $data->{data} }) {
+       delete @{$_}{qw[ usage_perc_a usage_perc_y ]};
+}
+for (values %{ $data->{agents} }) {
+       delete $_->{usage_global};
+       shift @{ $_->{versions} } while !defined $_->{versions}->[0];
+}
 
 say "# automatically generated by $0";
 print '+', pp($data);