Media: Stop arrow keys switching media if URL focused.

Keyboard handlers were prevented from navigating attachments in input fields, but the key handler excluded readonly fields, like the media URL field. This could prevent exploring the URL using the keyboard.

Props jrivett, joemcgill, afercia.
Fixes #43202.

Built from https://develop.svn.wordpress.org/trunk@52792


git-svn-id: http://core.svn.wordpress.org/trunk@52381 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/js/media-grid.js

@@ -1065,7 +1065,7 @@ EditAttachments = MediaFrame.extend(/** @lends wp.media.view.MediaFrame.EditAtta
 	 * focus is in a textarea or input field.
 	 */
 	keyEvent: function( event ) {
-		if ( ( 'INPUT' === event.target.nodeName || 'TEXTAREA' === event.target.nodeName ) && ! ( event.target.readOnly || event.target.disabled ) ) {
+		if ( ( 'INPUT' === event.target.nodeName || 'TEXTAREA' === event.target.nodeName ) && ! event.target.disabled ) {
 			return;
 		}
 

wp-includes/version.php

@@ -16,7 +16,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '6.0-alpha-52791';
+$wp_version = '6.0-alpha-52792';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.