### Eclipse Workspace Patch 1.0
#P wordpress-trunk
Index: wp-includes/functions.php
===================================================================
--- wp-includes/functions.php	(revision 17521)
+++ wp-includes/functions.php	(working copy)
@@ -3094,6 +3094,7 @@
 function wp_list_pluck( $list, $field ) {
 	foreach ( $list as $key => $value ) {
 		$value = (array) $value;
+		unset( $list[ $key ] );
 		$list[ $key ] = $value[ $field ];
 	}