view: remove unused parameter

And add a comment about it to remind our future selves.

diff --git a/lib/PublicInbox/View.pm b/lib/PublicInbox/View.pm
index b77966514b85448755d8283bfc22f8eb8be7f62f..cf40b55572a3ec71e6a6154bd30768d98479126e 100644 (file)
--- a/lib/PublicInbox/View.pm
+++ b/lib/PublicInbox/View.pm
@@ -441,7 +441,7 @@ sub attach_link ($$$$;$) {
 
 sub add_text_body {
        my ($upfx, $p) = @_; # from msg_iter: [ Email::MIME, depth, @idx ]
-       my ($part, $depth, @idx) = @$p;
+       my ($part, $depth) = @$p; # attachment @idx is unused
        my $ct = $part->content_type || 'text/plain';
        my $fn = $part->filename;