commit 22a0a4ad0d8098353732736c7e18dc5aa854a67f
Author: Joel Pittet <joel@pittet.ca>
Date:   Fri Mar 22 09:11:30 2013 -0700

    1939066-6 cleanup

diff --git a/core/modules/system/templates/breadcrumb.html.twig b/core/modules/system/templates/breadcrumb.html.twig
index a721c0e..fcff7e4 100644
--- a/core/modules/system/templates/breadcrumb.html.twig
+++ b/core/modules/system/templates/breadcrumb.html.twig
@@ -4,20 +4,20 @@
  * Default theme implementation for a breadcrumb trail.
  *
  * Available variables:
- * - breadcrumb: An array containing the breadcrumb links.
+ * - breadcrumb: Breadcrumb trail items.
  *
  * @see template_preprocess()
  *
  * @ingroup themeable
  */
 #}
-{% if breadcrumb is defined %}
-<nav class="breadcrumb" role="navigation">
-  <h2 class="element-invisible">{{ 'You are here'|t }}</h2>
-  <ol>
-  {% for item in breadcrumb %}
-    <li>{{ item }}</li>
-  {% endfor %}
-  </ol>
-</nav>
+{% if breadcrumb %}
+  <nav class="breadcrumb" role="navigation">
+    <h2 class="element-invisible">{{ 'You are here'|t }}</h2>
+    <ol>
+    {% for item in breadcrumb %}
+      <li>{{ item }}</li>
+    {% endfor %}
+    </ol>
+  </nav>
 {% endif %}