From 4cdd0b1688795785183d9dc42d99c9cc0875c5ea Mon Sep 17 00:00:00 2001
From: Scott Taylor <scott.c.taylor@mac.com>
Date: Tue, 22 Sep 2015 19:10:29 +0000
Subject: [PATCH] PINGBACKS: After [34442], switch to `is_singular()` to check
 attachments and pages as well.

See #20226.

Built from https://develop.svn.wordpress.org/trunk@34443


git-svn-id: http://core.svn.wordpress.org/trunk@34407 1a063a9b-81f0-0310-95a4-ce76da25c4cd
---
 wp-includes/class-wp.php | 2 +-
 wp-includes/version.php  | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/wp-includes/class-wp.php b/wp-includes/class-wp.php
index 44482dee0d..625dd8bdd2 100644
--- a/wp-includes/class-wp.php
+++ b/wp-includes/class-wp.php
@@ -597,7 +597,7 @@ class WP {
 		if ( is_admin() || is_robots() || $wp_query->posts ) {
 
 			// Only set X-Pingback for single posts.
-			if ( is_single() ) {
+			if ( is_singular() ) {
 				$p = get_queried_object();
 				if ( $p && pings_open( $p ) ) {
 					@header( 'X-Pingback: ' . get_bloginfo( 'pingback_url' ) );
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 6b7b9e904c..1d5b24dcff 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.4-alpha-34442';
+$wp_version = '4.4-alpha-34443';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.