Explain all placeholders in translator comment, not just the first one.

see [32110], #31675.
Built from https://develop.svn.wordpress.org/trunk@32111


git-svn-id: http://core.svn.wordpress.org/trunk@32090 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/version.php

@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.2-beta4-32110';
+$wp_version = '4.2-beta4-32111';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.

wp-includes/widgets.php

@@ -819,8 +819,8 @@ function register_sidebar($args = array()) {
 	$sidebar = wp_parse_args( $args, $defaults );
 
 	if ( $id_is_empty ) {
-		/* translators: %1$s: the id argument */
-		_doing_it_wrong( __FUNCTION__, sprintf( __( 'No %1$s was set in the arguments array for the "%2$s" sidebar. Defaulting to "%3$s". Manually set the %1$s to  "%3$s" to silence this notice and keep existing sidebar content.' ), '<code>id</code>', $sidebar['name'], $sidebar['id'] ), '4.2.0' );
+		/* translators: %1$s: the id argument, %2$s: sidebar name, %3$s: recommended id value  */
+		_doing_it_wrong( __FUNCTION__, sprintf( __( 'No %1$s was set in the arguments array for the "%2$s" sidebar. Defaulting to "%3$s". Manually set the %1$s to "%3$s" to silence this notice and keep existing sidebar content.' ), '<code>id</code>', $sidebar['name'], $sidebar['id'] ), '4.2.0' );
 	}
 
 	$wp_registered_sidebars[$sidebar['id']] = $sidebar;