media-hide-addfile-nonjs-followup-1238298-8-REROLL.patch

--- media.module
+++ media.module
@@ -435,6 +435,19 @@ function media_page_alter(&$page) {
 }
 
 /**
+ * Implements hook_menu_local_tasks_alter().
+ */
+function media_menu_local_tasks_alter(&$data, $router_item, $root_path) {
+  // Even if there aren't any action links on admin/content/media (e.g., if
+  // the user doesn't have 'import media' permission), make menu_local_actions()
+  // not strictly empty, so that Drupal.behaviors.mediaAdmin.attach() has a
+  // container into which to add an "Add file" action link.
+  if ($root_path == 'admin/content/media' && empty($data['actions']['output'])) {
+    $data['actions']['output'][] = array();
+  }
+}
+
+/**
  * Implements hook_element_info_alter().
  */
 function media_element_info_alter(&$types) {