See #63

Author: kraftbj

bin/baseline.neon

@@ -78,18 +78,6 @@ parameters:
 			count: 1
 			path: ../includes/acf-input-functions.php
 
-		-
-			message: '#^Action callback returns string but should not return anything\.$#'
-			identifier: return.void
-			count: 2
-			path: ../includes/admin/admin-upgrade.php
-
-		-
-			message: '#^Action callback returns string but should not return anything\.$#'
-			identifier: return.void
-			count: 1
-			path: ../includes/admin/admin.php
-
 		-
 			message: '#^Access to an undefined property ACF_Admin_Field_Groups\:\:\$not_found_label\.$#'
 			identifier: property.notFound

includes/admin/admin-upgrade.php

@@ -174,7 +174,7 @@ public function check_for_network_upgrades() {
 		 */
 		public function admin_load() {
 
-			add_action( 'admin_body_class', array( $this, 'admin_body_class' ) );
+			add_filter( 'admin_body_class', array( $this, 'admin_body_class' ) );
 
 			// remove prompt
 			remove_action( 'admin_notices', array( $this, 'admin_notices' ) );
@@ -195,7 +195,7 @@ public function admin_load() {
 		 */
 		public function network_admin_load() {
 
-			add_action( 'admin_body_class', array( $this, 'admin_body_class' ) );
+			add_filter( 'admin_body_class', array( $this, 'admin_body_class' ) );
 
 			// remove prompt
 			remove_action( 'network_admin_notices', array( $this, 'network_admin_notices' ) );

includes/admin/admin.php

@@ -17,7 +17,7 @@ class ACF_Admin {
 		public function __construct() {
 			add_action( 'admin_menu', array( $this, 'admin_menu' ) );
 			add_action( 'admin_enqueue_scripts', array( $this, 'admin_enqueue_scripts' ) );
-			add_action( 'admin_body_class', array( $this, 'admin_body_class' ) );
+			add_filter( 'admin_body_class', array( $this, 'admin_body_class' ) );
 			add_action( 'current_screen', array( $this, 'current_screen' ) );
 			add_action( 'admin_notices', array( $this, 'maybe_show_escaped_html_notice' ) );
 			add_action( 'admin_init', array( $this, 'dismiss_escaped_html_notice' ) );