Index: wp-includes/comment.php
===================================================================
--- wp-includes/comment.php	(revision 19577)
+++ wp-includes/comment.php	(working copy)
@@ -1807,7 +1807,6 @@
 		$pingback_server_url = discover_pingback_server_uri( $pagelinkedto );
 
 		if ( $pingback_server_url ) {
-			@ set_time_limit( 60 );
 			 // Now, the RPC call
 			$pagelinkedfrom = get_permalink($post_ID);
 
Index: wp-includes/functions.php
===================================================================
--- wp-includes/functions.php	(revision 19577)
+++ wp-includes/functions.php	(working copy)
@@ -1284,8 +1284,6 @@
  * @return bool|string False on failure and string of headers if HEAD request.
  */
 function wp_get_http( $url, $file_path = false, $red = 1 ) {
-	@set_time_limit( 60 );
-
 	if ( $red > 5 )
 		return false;