Index: src/wp-admin/admin.php
===================================================================
--- src/wp-admin/admin.php	(revision 28132)
+++ src/wp-admin/admin.php	(working copy)
@@ -313,8 +313,11 @@
 	 * @since 2.1.0
 	 */
 	do_action( 'load-' . $pagenow );
-	// Backwards compatibility with old load-page-new.php, load-page.php,
-	// and load-categories.php actions.
+
+	/*
+	 * The following hooks are fired to ensure backward compatibility.
+	 * In all other cases, 'load-' . $pagenow should be used instead.
+	 */
 	if ( $typenow == 'page' ) {
 		if ( $pagenow == 'post-new.php' )
 			do_action( 'load-page-new.php' );