From 326cd6af159a80e13d80d7fa297b4cc106e861df Mon Sep 17 00:00:00 2001
From: mcsf <mcsf@git.wordpress.org>
Date: Fri, 19 Oct 2018 10:51:39 +0000
Subject: [PATCH] Deactivate Gutenberg plugin on update to 5.0.

Fixes #45123.


Built from https://develop.svn.wordpress.org/branches/5.0@43765


git-svn-id: http://core.svn.wordpress.org/branches/5.0@43594 1a063a9b-81f0-0310-95a4-ce76da25c4cd
---
 wp-admin/includes/upgrade.php | 22 ++++++++++++++++++++++
 wp-includes/version.php       |  4 ++--
 2 files changed, 24 insertions(+), 2 deletions(-)

diff --git a/wp-admin/includes/upgrade.php b/wp-admin/includes/upgrade.php
index 71c90e16de..bf3b7ddede 100644
--- a/wp-admin/includes/upgrade.php
+++ b/wp-admin/includes/upgrade.php
@@ -614,6 +614,9 @@ function upgrade_all() {
 	if ( $wp_current_db_version < 37965 )
 		upgrade_460();
 
+	if ( $wp_current_db_version < 43764 )
+		upgrade_500();
+
 	maybe_disable_link_manager();
 
 	maybe_disable_automattic_widgets();
@@ -1781,6 +1784,25 @@ function upgrade_460() {
 	}
 }
 
+/**
+ * Executes changes made in WordPress 5.0.0.
+ *
+ * @ignore
+ * @since 5.0.0
+ *
+ * @global int $wp_current_db_version Current database version.
+ */
+function upgrade_500() {
+	global $wp_current_db_version;
+	if ( $wp_current_db_version < 43764 ) {
+		// Allow bypassing Gutenberg plugin deactivation.
+		if ( defined( 'GUTENBERG_USE_PLUGIN' ) && GUTENBERG_USE_PLUGIN ) {
+			return;
+		}
+		deactivate_plugins( array( 'gutenberg/gutenberg.php' ), true );
+	}
+}
+
 /**
  * Executes network-level upgrade routines.
  *
diff --git a/wp-includes/version.php b/wp-includes/version.php
index b000efccc6..f1b34f48a4 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,14 +4,14 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.0-alpha-43764';
+$wp_version = '5.0-alpha-43765';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.
  *
  * @global int $wp_db_version
  */
-$wp_db_version = 38590;
+$wp_db_version = 43764;
 
 /**
  * Holds the TinyMCE version