commit 602e5fcede42d1069c51b64090903af3f3dc8db3
Author: Joel Pittet <joel@pittet.ca>
Date:   Sun Mar 31 01:38:42 2013 -0700

    start for update_report

diff --git a/core/modules/update/templates/update-last-check.html.twig b/core/modules/update/templates/update-last-check.html.twig
index 2ee8b89..86ed1ff 100644
--- a/core/modules/update/templates/update-last-check.html.twig
+++ b/core/modules/update/templates/update-last-check.html.twig
@@ -18,6 +18,5 @@
   {% else %}
     {{ 'Last checked: never'|t }}
   {% endif %}
-
   <span class="check-manually">({{ link }})</span>
 </div>
diff --git a/core/modules/update/templates/update-manager-update-form.html.twig b/core/modules/update/templates/update-manager-update-form.html.twig
deleted file mode 100644
index e69de29..0000000
diff --git a/core/modules/update/templates/update-report.html.twig b/core/modules/update/templates/update-report.html.twig
index e69de29..90e1c80 100644
--- a/core/modules/update/templates/update-report.html.twig
+++ b/core/modules/update/templates/update-report.html.twig
@@ -0,0 +1,14 @@
+{#
+/**
+ * @file
+ * Default theme implementation for the project status report.
+ *
+ * Available variables:
+ *   - data: An array of data about each project's status.
+ *
+ * @see template_preprocess()
+ * @see template_preprocess_update_report()
+ *
+ * @ingroup themeable
+ */
+#}
diff --git a/core/modules/update/update.module b/core/modules/update/update.module
index bebbb3c..21d317c 100644
--- a/core/modules/update/update.module
+++ b/core/modules/update/update.module
@@ -269,9 +269,11 @@ function update_theme() {
     // @see http://drupal.org/node/1938934.
     'update_version' => array(
       'variables' => array('version' => NULL, 'tag' => NULL, 'class' => array()),
+      'file' => 'update.report.inc',
     ),
     'update_status_label' => array(
       'variables' => array('status' => NULL),
+      'file' => 'update.report.inc',
       'template' => 'update-status-label',
     ),
   );
diff --git a/core/modules/update/update.report.inc b/core/modules/update/update.report.inc
index 8ff956e..b56e615 100644
--- a/core/modules/update/update.report.inc
+++ b/core/modules/update/update.report.inc
@@ -13,36 +13,51 @@
  * @see update_menu()
  */
 function update_status() {
+  $build = array();
+  $last = state()->get('update.last_check') ?: 0;
+  $build['last_check'] = array(
+    '#theme' => 'update_last_check',
+    '#last' => $last,
+  );
   if ($available = update_get_available(TRUE)) {
     module_load_include('inc', 'update', 'update.compare');
     $data = update_calculate_project_data($available);
-    return theme('update_report', array('data' => $data));
   }
   else {
-    return theme('update_report', array('data' => _update_no_data()));
+    $data = _update_no_data();
   }
+
+  if (!is_array($data)) {
+    $build['data'] = array(
+      '#markup' => $data,
+      '#prefix' => '<p>',
+      '#suffix' => '</p>',
+    );
+    return $build;
+  }
+
+
+  $build['report'] = array(
+    '#theme' => 'update_report',
+    '#data' => $data,
+  );
+  return $build;
 }
 
 /**
- * Returns HTML for the project status report.
+ * Prepares variables the project status report.
+ *
+ * Default template: container.html.twig.
  *
  * @param array $variables
  *   An associative array containing:
  *   - data: An array of data about each project's status.
  *
- * @ingroup themeable
  */
 function theme_update_report($variables) {
   $data = $variables['data'];
 
-  $last = state()->get('update.last_check') ?: 0;
-  $output = theme('update_last_check', array('last' => $last));
-
-  if (!is_array($data)) {
-    $output .= '<p>' . $data . '</p>';
-    return $output;
-  }
-
+  $output = '';
   $header = array();
   $rows = array();