diff -r 34716fd837a4 -r be944660c56a wp/wp-includes/class-wp-customize-setting.php
--- a/wp/wp-includes/class-wp-customize-setting.php	Tue Dec 15 15:52:01 2020 +0100
+++ b/wp/wp-includes/class-wp-customize-setting.php	Wed Sep 21 18:19:35 2022 +0200
@@ -513,7 +513,8 @@
 	 *
 	 * @since 3.4.0
 	 *
-	 * @return void|false False if cap check fails or value isn't set or is invalid.
+	 * @return void|false Void on success, false if cap check fails
+	 *                    or value isn't set or is invalid.
 	 */
 	final public function save() {
 		$value = $this->post_value();
@@ -605,7 +606,7 @@
 		 *
 		 * @param WP_Error             $validity Filtered from `true` to `WP_Error` when invalid.
 		 * @param mixed                $value    Value of the setting.
-		 * @param WP_Customize_Setting $this     WP_Customize_Setting instance.
+		 * @param WP_Customize_Setting $setting  WP_Customize_Setting instance.
 		 */
 		$validity = apply_filters( "customize_validate_{$this->id}", $validity, $value, $this );
 
@@ -761,7 +762,7 @@
 			 * @since 4.6.0 Added the `$this` setting instance as the second parameter.
 			 *
 			 * @param mixed                $default The setting default value. Default empty.
-			 * @param WP_Customize_Setting $this    The setting instance.
+			 * @param WP_Customize_Setting $setting The setting instance.
 			 */
 			$value = apply_filters( "customize_value_{$id_base}", $value, $this );
 		} elseif ( $this->is_multidimensional_aggregated ) {
@@ -794,8 +795,8 @@
 		 *
 		 * @since 3.4.0
 		 *
-		 * @param mixed                $value The setting value.
-		 * @param WP_Customize_Setting $this  WP_Customize_Setting instance.
+		 * @param mixed                $value   The setting value.
+		 * @param WP_Customize_Setting $setting WP_Customize_Setting instance.
 		 */
 		$value = apply_filters( "customize_sanitize_js_{$this->id}", $this->value(), $this );