linkify: move to_html over from ViewDiff

We use the same idiom in many places for doing two-step
linkification and HTML escaping.  Get rid of an outdated
comment in flush_quote while we're at it.

1 files changed, 2 insertions, 0 deletions

diff --git a/lib/PublicInbox/Linkify.pm b/lib/PublicInbox/Linkify.pm
index 77b94f56..199457af 100644
--- a/lib/PublicInbox/Linkify.pm
+++ b/lib/PublicInbox/Linkify.pm
@@ -120,4 +120,6 @@ sub linkify_mids {
         !ge;
 }
 
+sub to_html { linkify_2($_[0], ascii_html(linkify_1(@_))) }
+
 1;