From 1a4d511696ac4f878d31d9453f11bdc9e6d91ce3 Mon Sep 17 00:00:00 2001
From: desrosj <desrosj@git.wordpress.org>
Date: Wed, 19 Dec 2018 03:32:18 +0000
Subject: [PATCH] Block Editor: Remove a deprecated notice being generated by
 the meta box compat functions.

Props pento.

Merges [44248] into trunk.

Fixes #45456.
Built from https://develop.svn.wordpress.org/trunk@44315


git-svn-id: http://core.svn.wordpress.org/trunk@44145 1a063a9b-81f0-0310-95a4-ce76da25c4cd
---
 wp-admin/includes/post.php | 38 ++++++++++++--------------------------
 wp-includes/version.php    |  2 +-
 2 files changed, 13 insertions(+), 27 deletions(-)

diff --git a/wp-admin/includes/post.php b/wp-admin/includes/post.php
index 0d599ef542..dec958cba2 100644
--- a/wp-admin/includes/post.php
+++ b/wp-admin/includes/post.php
@@ -2367,36 +2367,22 @@ function the_block_editor_meta_box_post_form_hidden_fields( $post ) {
 	 * Some meta boxes hook into these actions to add hidden input fields in the classic post form. For backwards
 	 * compatibility, we can capture the output from these actions, and extract the hidden input fields.
 	 */
-	$actions = array(
-		'edit_form_after_title',
-		'edit_form_advanced',
-	);
+	ob_start();
+	/** This filter is documented in wp-admin/edit-form-advanced.php */
+	do_action( 'edit_form_after_title', $post );
+	/** This filter is documented in wp-admin/edit-form-advanced.php */
+	do_action( 'edit_form_advanced', $post );
+	$classic_output = ob_get_clean();
 
-	foreach ( $actions as $action ) {
-		ob_start();
-		do_action_deprecated(
-			$action,
-			array( $post ),
-			'5.0.0',
-			'block_editor_meta_box_hidden_fields',
-			__( 'This action is still supported in the classic editor, but is deprecated in the block editor.' )
-		);
-		$classic_output = ob_get_clean();
-
-		if ( ! $classic_output ) {
+	$classic_elements = wp_html_split( $classic_output );
+	$hidden_inputs    = '';
+	foreach ( $classic_elements as $element ) {
+		if ( 0 !== strpos( $element, '<input ' ) ) {
 			continue;
 		}
 
-		$classic_elements = wp_html_split( $classic_output );
-		$hidden_inputs    = '';
-		foreach ( $classic_elements as $element ) {
-			if ( 0 !== strpos( $element, '<input ' ) ) {
-				continue;
-			}
-
-			if ( preg_match( '/\stype=[\'"]hidden[\'"]\s/', $element ) ) {
-				echo $element;
-			}
+		if ( preg_match( '/\stype=[\'"]hidden[\'"]\s/', $element ) ) {
+			echo $element;
 		}
 	}
 	?>
diff --git a/wp-includes/version.php b/wp-includes/version.php
index f4e9c28245..2758d98d9b 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.1-alpha-44314';
+$wp_version = '5.1-alpha-44315';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.