Fix broken preview placeholder form.

diff --git a/includes/context.inc b/includes/context.inc
index 599cd7b..8c6d183 100644 (file)
--- a/includes/context.inc
+++ b/includes/context.inc
@@ -1254,7 +1254,7 @@ function ctools_context_replace_placeholders($contexts, $arguments) {
  * Provide a form array for getting data to replace placeholder contexts
  * with real data.
  */
-function ctools_context_replace_form($form, $contexts) {
+function ctools_context_replace_form(&$form, $contexts) {
   foreach ($contexts as $cid => $context) {
     if (empty($context->empty)) {
       continue;