Ticket #12343: register_default_headers.diff

wp-includes/theme.php

@@ -1357 +1357 @@
 function register_default_headers( $headers ) {
         global $_wp_default_headers;
 
-        $_wp_default_headers = $headers;
+        if ( is_array($_wp_default_headers) )
+                $_wp_default_headers = array_merge($_wp_default_headers, $headers);
+        else
+                $_wp_default_headers = $headers;
 }
 
 /**