view: remove unused _msg_date sub

Not needed since commit 956abe9ad5f13a0d1755262be412d6a54fda72e9
("view: depend on SearchMsg for Message-ID")

diff --git a/lib/PublicInbox/View.pm b/lib/PublicInbox/View.pm
index cd125e008c08ffe4c6178a60de79531241a4d179..4c1c6705135e3b87ed41644208717b0fb306a794 100644 (file)
--- a/lib/PublicInbox/View.pm
+++ b/lib/PublicInbox/View.pm
@@ -867,11 +867,6 @@ sub missing_thread {
        PublicInbox::ExtMsg::ext_msg($ctx);
 }
 
-sub _msg_date {
-       my ($hdr) = @_;
-       fmt_ts(msg_datestamp($hdr));
-}
-
 sub fmt_ts { POSIX::strftime('%Y-%m-%d %k:%M', gmtime($_[0])) }
 
 sub dedupe_subject {