updated core to 7.53

modules/poll/poll.module

@@ -191,7 +191,6 @@ function poll_node_info() {
       'base' => 'poll',
       'description' => t('A <em>poll</em> is a question with a set of possible responses. A <em>poll</em>, once created, automatically provides a simple running count of the number of votes received for each response.'),
       'title_label' => t('Question'),
-      'has_body' => FALSE,
     )
   );
 }
@@ -632,9 +631,6 @@ function poll_delete($node) {
  *   The node object to load.
  */
 function poll_block_latest_poll_view($node) {
-  global $user;
-  $output = '';
-
   // This is necessary for shared objects because PHP doesn't copy objects, but
   // passes them by reference.  So when the objects are cached it can result in
   // the wrong output being displayed on subsequent calls.  The cloning and
@@ -675,9 +671,6 @@ function poll_block_latest_poll_view($node) {
  * Implements hook_view().
  */
 function poll_view($node, $view_mode) {
-  global $user;
-  $output = '';
-
   if (!empty($node->allowvotes) && empty($node->show_results)) {
     $node->content['poll_view_voting'] = drupal_get_form('poll_view_voting', $node);
   }
@@ -695,7 +688,7 @@ function poll_view($node, $view_mode) {
 function poll_teaser($node) {
   $teaser = NULL;
   if (is_array($node->choice)) {
-    foreach ($node->choice as $k => $choice) {
+    foreach ($node->choice as $choice) {
       if ($choice['chtext'] != '') {
         $teaser .= '* ' . check_plain($choice['chtext']) . "\n";
       }