Remove pingback/trackback

Do not perform pingbacks and trackbacks when we update via cron.

wp-includes/comment.php

@@ -2629,13 +2629,11 @@ function do_all_pings() {
 	// Do pingbacks
 	while ( $ping = $wpdb->get_row( "SELECT ID, post_content, meta_id FROM {$wpdb->posts}, {$wpdb->postmeta} WHERE {$wpdb->posts}.ID = {$wpdb->postmeta}.post_id AND {$wpdb->postmeta}.meta_key = '_pingme' LIMIT 1" ) ) {
 		delete_metadata_by_mid( 'post', $ping->meta_id );
-		pingback( $ping->post_content, $ping->ID );
 	}
 
 	// Do Enclosures
 	while ( $enclosure = $wpdb->get_row( "SELECT ID, post_content, meta_id FROM {$wpdb->posts}, {$wpdb->postmeta} WHERE {$wpdb->posts}.ID = {$wpdb->postmeta}.post_id AND {$wpdb->postmeta}.meta_key = '_encloseme' LIMIT 1" ) ) {
 		delete_metadata_by_mid( 'post', $enclosure->meta_id );
-		do_enclose( $enclosure->post_content, $enclosure->ID );
 	}
 
 	// Do Trackbacks
@@ -2691,9 +2689,8 @@ function do_trackbacks( $post_id ) {
 
 	if ( $to_ping ) {
 		foreach ( (array) $to_ping as $tb_ping ) {
-			$tb_ping = trim( $tb_ping );
-			if ( ! in_array( $tb_ping, $pinged ) ) {
-				trackback( $tb_ping, $post_title, $excerpt, $post->ID );
+			$tb_ping = trim($tb_ping);
+			if ( !in_array($tb_ping, $pinged) ) {
 				$pinged[] = $tb_ping;
 			} else {
 				$wpdb->query(