commit 12f1ad0ab4fabe6b0fcf1590486dbe8f0adb00f2
Author: Joel Pittet <joel@pittet.ca>
Date:   Wed Apr 24 21:50:42 2013 -0700

    updating docs and removing dsm

diff --git a/core/modules/views/views_ui/templates/views-ui-container.html.twig b/core/modules/views/views_ui/templates/views-ui-container.html.twig
index 98bc5fb..88015b8 100644
--- a/core/modules/views/views_ui/templates/views-ui-container.html.twig
+++ b/core/modules/views/views_ui/templates/views-ui-container.html.twig
@@ -1,11 +1,11 @@
 {#
 /**
  * @file
- * Default theme implementation for a generic container/wrapper.
+ * Default theme implementation for a generic Views UI container/wrapper.
  *
  * Available variables:
- * - attributes: An array of HTML attributes to apply to the container element.
- * - children: An array of renderable elements such as dropbuttons and tabs.
+ * - attributes: HTML attributes to apply to the container element.
+ * - children: The remaining elements such as dropbuttons and tabs.
  *
  * @see template_preprocess()
  * @see template_preprocess_views_ui_container()
diff --git a/core/modules/views/views_ui/views_ui.theme.inc b/core/modules/views/views_ui/views_ui.theme.inc
index 7834457..950bd5a 100644
--- a/core/modules/views/views_ui/views_ui.theme.inc
+++ b/core/modules/views/views_ui/views_ui.theme.inc
@@ -8,9 +8,14 @@
 use Drupal\Core\Template\Attribute;
 
 /**
- * Prepares variables for Views UI containers.
+ * Prepares variables for Views UI container templates.
  *
  * Default template: views-ui-container.html.twig.
+ *
+ * @param array $variables
+ *   An associative array containing:
+ *   - element: An associative array containing the properties of the element.
+ *     Properties used: #attributes, #children.
  */
 function template_preprocess_views_ui_container(&$variables) {
   $variables['attributes'] = new Attribute($variables['element']['#attributes']);