diff -r 3d4e9c994f10 -r a86126ab1dd4 wp/wp-includes/SimplePie/Category.php
--- a/wp/wp-includes/SimplePie/Category.php	Tue Oct 22 16:11:46 2019 +0200
+++ b/wp/wp-includes/SimplePie/Category.php	Tue Dec 15 13:49:49 2020 +0100
@@ -5,7 +5,7 @@
  * A PHP-Based RSS and Atom Feed Framework.
  * Takes the hard work out of managing a complete RSS/Atom solution.
  *
- * Copyright (c) 2004-2012, Ryan Parman, Geoffrey Sneddon, Ryan McCue, and contributors
+ * Copyright (c) 2004-2016, Ryan Parman, Sam Sneddon, Ryan McCue, and contributors
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without modification, are
@@ -33,10 +33,9 @@
  * POSSIBILITY OF SUCH DAMAGE.
  *
  * @package SimplePie
- * @version 1.3.1
- * @copyright 2004-2012 Ryan Parman, Geoffrey Sneddon, Ryan McCue
+ * @copyright 2004-2016 Ryan Parman, Sam Sneddon, Ryan McCue
  * @author Ryan Parman
- * @author Geoffrey Sneddon
+ * @author Sam Sneddon
  * @author Ryan McCue
  * @link http://simplepie.org/ SimplePie
  * @license http://www.opensource.org/licenses/bsd-license.php BSD License
@@ -57,7 +56,7 @@
 	/**
 	 * Category identifier
 	 *
-	 * @var string
+	 * @var string|null
 	 * @see get_term
 	 */
 	var $term;
@@ -65,7 +64,7 @@
 	/**
 	 * Categorization scheme identifier
 	 *
-	 * @var string
+	 * @var string|null
 	 * @see get_scheme()
 	 */
 	var $scheme;
@@ -73,23 +72,36 @@
 	/**
 	 * Human readable label
 	 *
-	 * @var string
+	 * @var string|null
 	 * @see get_label()
 	 */
 	var $label;
 
 	/**
+	 * Category type
+	 * 
+	 * category for <category>
+	 * subject for <dc:subject>
+	 *
+	 * @var string|null
+	 * @see get_type()
+	 */
+	var $type;
+
+	/**
 	 * Constructor, used to input the data
 	 *
-	 * @param string $term
-	 * @param string $scheme
-	 * @param string $label
+	 * @param string|null $term
+	 * @param string|null $scheme
+	 * @param string|null $label
+	 * @param string|null $type
 	 */
-	public function __construct($term = null, $scheme = null, $label = null)
+	public function __construct($term = null, $scheme = null, $label = null, $type = null)
 	{
 		$this->term = $term;
 		$this->scheme = $scheme;
 		$this->label = $label;
+		$this->type = $type;
 	}
 
 	/**
@@ -110,14 +122,7 @@
 	 */
 	public function get_term()
 	{
-		if ($this->term !== null)
-		{
-			return $this->term;
-		}
-		else
-		{
-			return null;
-		}
+		return $this->term;
 	}
 
 	/**
@@ -127,31 +132,32 @@
 	 */
 	public function get_scheme()
 	{
-		if ($this->scheme !== null)
-		{
-			return $this->scheme;
-		}
-		else
-		{
-			return null;
-		}
+		return $this->scheme;
 	}
 
 	/**
 	 * Get the human readable label
 	 *
+	 * @param bool $strict
 	 * @return string|null
 	 */
-	public function get_label()
+	public function get_label($strict = false)
 	{
-		if ($this->label !== null)
-		{
-			return $this->label;
-		}
-		else
+		if ($this->label === null && $strict !== true)
 		{
 			return $this->get_term();
 		}
+		return $this->label;
+	}
+
+	/**
+	 * Get the category type
+	 *
+	 * @return string|null
+	 */
+	public function get_type()
+	{
+		return $this->type;
 	}
 }