[Form] Fixed missing label in button

Author: webmozart

Resources/views/Form/button_widget.html.php

@@ -1,4 +1,2 @@
 <?php if (!$label) { $label = $view['form']->humanize($name); } ?>
-<button type="<?php echo isset($type) ? $view->escape($type) : 'button' ?>" <?php echo $view['form']->block($form, 'button_attributes') ?>>
-    <?php $view->escape($view['translator']->trans($label, array(), $translation_domain)) ?>
-</button>
+<button type="<?php echo isset($type) ? $view->escape($type) : 'button' ?>" <?php echo $view['form']->block($form, 'button_attributes') ?>><?php echo $view->escape($view['translator']->trans($label, array(), $translation_domain)) ?></button>