External Libraries: Fix PHP 7.4 compatibility issue in the Requests library.

Moves https://github.com/rmccue/Requests/pull/370 into WordPress.

Previous [46258].

See #47746.

Built from https://develop.svn.wordpress.org/trunk@46416


git-svn-id: http://core.svn.wordpress.org/trunk@46214 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/Requests/Cookie.php

@@ -288,6 +288,11 @@ class Requests_Cookie {
 				return $expiry_time;
 
 			case 'domain':
+				// Domains are not required as per RFC 6265 section 5.2.3
+				if (empty($value)) {
+					return null;
+				}
+
 				// Domain normalization, as per RFC 6265 section 5.2.3
 				if ($value[0] === '.') {
 					$value = substr($value, 1);

wp-includes/version.php

@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.3-beta2-46415';
+$wp_version = '5.3-beta2-46416';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.