* @since 3.0.0
* @access private
*/
- var $default_headers;
+ var $default_headers = array();
/**
* Holds custom headers uploaded by the user.
if ( !isset($_wp_default_headers) )
return;
- if ( is_array( $this->default_headers ) ) {
+ if ( ! empty( $this->default_headers ) ) {
return;
}