www: remove unused ctx_get sub

This hasn't been used since commit 48b21cb662c1e17b7 in 2016:
("declare Inbox object for reusability")

diff --git a/lib/PublicInbox/WWW.pm b/lib/PublicInbox/WWW.pm
index d0b9f3876670b06a23d615fe525a9a284e265b48..4b7177c1b157b2e4c2b5a7f8841123f287c928a1 100644 (file)
--- a/lib/PublicInbox/WWW.pm
+++ b/lib/PublicInbox/WWW.pm
@@ -300,13 +300,6 @@ sub get_vcs_object ($$$;$) {
        PublicInbox::ViewVCS::show($ctx, $oid, $filename);
 }
 
        PublicInbox::ViewVCS::show($ctx, $oid, $filename);
 }
 

-sub ctx_get {
-       my ($ctx, $key) = @_;
-       my $val = $ctx->{$key};
-       (defined $val && $val ne '') or die "BUG: bad ctx, $key unusable";
-       $val;
-}
-

 sub need {
        my ($ctx, $extra) = @_;
        my $msg = <<EOF;
 sub need {
        my ($ctx, $extra) = @_;
        my $msg = <<EOF;