diff -r 3d4e9c994f10 -r a86126ab1dd4 wp/wp-includes/SimplePie/Enclosure.php
--- a/wp/wp-includes/SimplePie/Enclosure.php	Tue Oct 22 16:11:46 2019 +0200
+++ b/wp/wp-includes/SimplePie/Enclosure.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
@@ -283,10 +282,8 @@
 		{
 			return $this->bitrate;
 		}
-		else
-		{
-			return null;
-		}
+
+		return null;
 	}
 
 	/**
@@ -302,10 +299,8 @@
 		{
 			return $captions[$key];
 		}
-		else
-		{
-			return null;
-		}
+
+		return null;
 	}
 
 	/**
@@ -319,10 +314,8 @@
 		{
 			return $this->captions;
 		}
-		else
-		{
-			return null;
-		}
+
+		return null;
 	}
 
 	/**
@@ -338,10 +331,8 @@
 		{
 			return $categories[$key];
 		}
-		else
-		{
-			return null;
-		}
+
+		return null;
 	}
 
 	/**
@@ -355,10 +346,8 @@
 		{
 			return $this->categories;
 		}
-		else
-		{
-			return null;
-		}
+
+		return null;
 	}
 
 	/**
@@ -372,10 +361,8 @@
 		{
 			return $this->channels;
 		}
-		else
-		{
-			return null;
-		}
+
+		return null;
 	}
 
 	/**
@@ -389,10 +376,8 @@
 		{
 			return $this->copyright;
 		}
-		else
-		{
-			return null;
-		}
+
+		return null;
 	}
 
 	/**
@@ -408,10 +393,8 @@
 		{
 			return $credits[$key];
 		}
-		else
-		{
-			return null;
-		}
+
+		return null;
 	}
 
 	/**
@@ -425,10 +408,8 @@
 		{
 			return $this->credits;
 		}
-		else
-		{
-			return null;
-		}
+
+		return null;
 	}
 
 	/**
@@ -442,16 +423,14 @@
 		{
 			return $this->description;
 		}
-		else
-		{
-			return null;
-		}
+
+		return null;
 	}
 
 	/**
 	 * Get the duration of the enclosure
 	 *
-	 * @param string $convert Convert seconds into hh:mm:ss
+	 * @param bool $convert Convert seconds into hh:mm:ss
 	 * @return string|int|null 'hh:mm:ss' string if `$convert` was specified, otherwise integer (or null if none found)
 	 */
 	public function get_duration($convert = false)
@@ -463,15 +442,11 @@
 				$time = SimplePie_Misc::time_hms($this->duration);
 				return $time;
 			}
-			else
-			{
-				return $this->duration;
-			}
+
+			return $this->duration;
 		}
-		else
-		{
-			return null;
-		}
+
+		return null;
 	}
 
 	/**
@@ -485,10 +460,8 @@
 		{
 			return $this->expression;
 		}
-		else
-		{
-			return 'full';
-		}
+
+		return 'full';
 	}
 
 	/**
@@ -520,10 +493,8 @@
 		{
 			return $this->framerate;
 		}
-		else
-		{
-			return null;
-		}
+
+		return null;
 	}
 
 	/**
@@ -550,10 +521,8 @@
 		{
 			return $hashes[$key];
 		}
-		else
-		{
-			return null;
-		}
+
+		return null;
 	}
 
 	/**
@@ -567,10 +536,8 @@
 		{
 			return $this->hashes;
 		}
-		else
-		{
-			return null;
-		}
+
+		return null;
 	}
 
 	/**
@@ -584,10 +551,8 @@
 		{
 			return $this->height;
 		}
-		else
-		{
-			return null;
-		}
+
+		return null;
 	}
 
 	/**
@@ -602,10 +567,8 @@
 		{
 			return $this->lang;
 		}
-		else
-		{
-			return null;
-		}
+
+		return null;
 	}
 
 	/**
@@ -621,10 +584,8 @@
 		{
 			return $keywords[$key];
 		}
-		else
-		{
-			return null;
-		}
+
+		return null;
 	}
 
 	/**
@@ -638,10 +599,8 @@
 		{
 			return $this->keywords;
 		}
-		else
-		{
-			return null;
-		}
+
+		return null;
 	}
 
 	/**
@@ -655,10 +614,8 @@
 		{
 			return $this->length;
 		}
-		else
-		{
-			return null;
-		}
+
+		return null;
 	}
 
 	/**
@@ -672,10 +629,8 @@
 		{
 			return urldecode($this->link);
 		}
-		else
-		{
-			return null;
-		}
+
+		return null;
 	}
 
 	/**
@@ -690,10 +645,8 @@
 		{
 			return $this->medium;
 		}
-		else
-		{
-			return null;
-		}
+
+		return null;
 	}
 
 	/**
@@ -708,10 +661,8 @@
 		{
 			return $this->player;
 		}
-		else
-		{
-			return null;
-		}
+
+		return null;
 	}
 
 	/**
@@ -727,10 +678,8 @@
 		{
 			return $ratings[$key];
 		}
-		else
-		{
-			return null;
-		}
+
+		return null;
 	}
 
 	/**
@@ -744,10 +693,8 @@
 		{
 			return $this->ratings;
 		}
-		else
-		{
-			return null;
-		}
+
+		return null;
 	}
 
 	/**
@@ -763,10 +710,8 @@
 		{
 			return $restrictions[$key];
 		}
-		else
-		{
-			return null;
-		}
+
+		return null;
 	}
 
 	/**
@@ -780,10 +725,8 @@
 		{
 			return $this->restrictions;
 		}
-		else
-		{
-			return null;
-		}
+
+		return null;
 	}
 
 	/**
@@ -797,10 +740,8 @@
 		{
 			return $this->samplingrate;
 		}
-		else
-		{
-			return null;
-		}
+
+		return null;
 	}
 
 	/**
@@ -815,10 +756,8 @@
 		{
 			return round($length/1048576, 2);
 		}
-		else
-		{
-			return null;
-		}
+
+		return null;
 	}
 
 	/**
@@ -834,10 +773,8 @@
 		{
 			return $thumbnails[$key];
 		}
-		else
-		{
-			return null;
-		}
+
+		return null;
 	}
 
 	/**
@@ -851,10 +788,8 @@
 		{
 			return $this->thumbnails;
 		}
-		else
-		{
-			return null;
-		}
+
+		return null;
 	}
 
 	/**
@@ -868,10 +803,8 @@
 		{
 			return $this->title;
 		}
-		else
-		{
-			return null;
-		}
+
+		return null;
 	}
 
 	/**
@@ -886,10 +819,8 @@
 		{
 			return $this->type;
 		}
-		else
-		{
-			return null;
-		}
+
+		return null;
 	}
 
 	/**
@@ -903,10 +834,8 @@
 		{
 			return $this->width;
 		}
-		else
-		{
-			return null;
-		}
+
+		return null;
 	}
 
 	/**
@@ -942,7 +871,7 @@
 	 * - `height` (integer): The height of the embedded media. Accepts any
 	 *    numeric pixel value (such as `360`) or `auto`. Defaults to `auto`,
 	 *    and it is recommended that you use this default.
-	 * - `loop` (boolean): Do you want the media to loop when its done?
+	 * - `loop` (boolean): Do you want the media to loop when it's done?
 	 *    Defaults to `false`.
 	 * - `mediaplayer` (string): The location of the included
 	 *    `mediaplayer.swf` file. This allows for the playback of Flash Video
@@ -1366,15 +1295,10 @@
 			{
 				return 'mp3';
 			}
-			else
-			{
-				return null;
-			}
+
+			return null;
 		}
-		else
-		{
-			return $type;
-		}
+
+		return $type;
 	}
 }
-