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-rw-r--r--lib/PublicInbox/SearchIdx.pm2
1 files changed, 0 insertions, 2 deletions
diff --git a/lib/PublicInbox/SearchIdx.pm b/lib/PublicInbox/SearchIdx.pm
index 351450ca..87243268 100644
--- a/lib/PublicInbox/SearchIdx.pm
+++ b/lib/PublicInbox/SearchIdx.pm
@@ -175,8 +175,6 @@ sub term_generator { # write-only
         $self->{term_generator} = $tg;
 }
 
-sub next_doc_id { $_[0]->{xdb}->get_lastdocid + 1 }
-
 # increments last_thread_id counter
 # returns a 64-bit integer represented as a hex string
 sub next_thread_id {