fix deprecations: use fqcn

Form/Type/CustomFieldsTitleType.php

@@ -1,20 +1,20 @@
 <?php
 
 /*
- * Chill is a software for social workers 
+ * Chill is a software for social workers
  *
  * Copyright (C) 2014, Champs Libres Cooperative SCRLFS, <http://www.champs-libres.coop>
- * 
+ *
  * This program is free software: you can redistribute it and/or modify
  *  it under the terms of the GNU Affero General Public License as
  * published by the Free Software Foundation, either version 3 of the
  *  License, or (at your option) any later version.
- * 
+ *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU Affero General Public License for more details.
- * 
+ *
  * You should have received a copy of the GNU Affero General Public License
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
@@ -30,9 +30,9 @@ class CustomFieldsTitleType extends AbstractType
 
     }
 
-    public function getName()
+    public function getBlockPrefix()
     {
         return 'custom_field_title';
     }
 
-}
+}