From 94555079eb56cccf9339b54302a979bc539ab66c Mon Sep 17 00:00:00 2001
From: Sergey Biryukov <sergeybiryukov.ru@gmail.com>
Date: Mon, 31 Aug 2020 13:20:07 +0000
Subject: [PATCH] Docs: Clarify the usage of `null` for `auto_update_{$type}`
 filter.

The value is internally used to detect whether nothing has hooked into this filter.

Props audrasjb, pbiron, johnbillion, SergeyBiryukov.
Fixes #50848.
Built from https://develop.svn.wordpress.org/trunk@48909


git-svn-id: http://core.svn.wordpress.org/trunk@48671 1a063a9b-81f0-0310-95a4-ce76da25c4cd
---
 wp-admin/includes/class-wp-automatic-updater.php | 6 ++++--
 wp-includes/version.php                          | 2 +-
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/wp-admin/includes/class-wp-automatic-updater.php b/wp-admin/includes/class-wp-automatic-updater.php
index 4a093b4573..9cf0a04ac1 100644
--- a/wp-admin/includes/class-wp-automatic-updater.php
+++ b/wp-admin/includes/class-wp-automatic-updater.php
@@ -195,9 +195,11 @@ class WP_Automatic_Updater {
 		 * adjust core updates.
 		 *
 		 * @since 3.7.0
+		 * @since 5.5.0 The `$update` parameter accepts the value of null.
 		 *
-		 * @param bool   $update Whether to update.
-		 * @param object $item   The update offer.
+		 * @param bool|null $update Whether to update. The value of null is internally used
+		 *                          to detect whether nothing has hooked into this filter.
+		 * @param object    $item   The update offer.
 		 */
 		$update = apply_filters( "auto_update_{$type}", $update, $item );
 
diff --git a/wp-includes/version.php b/wp-includes/version.php
index a7855e6800..5134411c19 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.6-alpha-48908';
+$wp_version = '5.6-alpha-48909';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.