[WebProfilerBundle] Fixed invalid condition in form panel

Author: webmozart

src/Symfony/Bundle/WebProfilerBundle/Resources/views/Collector/form.html.twig

@@ -175,7 +175,7 @@
  <li>
  <a href="#details_{{ data.view_vars.id|default("") }}">{{ name }}</a>
 
- {% if data.children|length > 1 %}
+ {% if data.children is not empty %}
  <ul>
  {% for childName, childData in data.children %}
  {{ _self.form_tree_entry(childName, childData) }}