fix deprecations: use fqcn instead of 'choices'

CustomFields/CustomFieldTitle.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/>.
  */
@@ -27,6 +27,7 @@ use Symfony\Component\Form\FormBuilderInterface;
 use Symfony\Component\HttpFoundation\RequestStack;
 use Symfony\Bundle\TwigBundle\TwigEngine;
 use Chill\MainBundle\Templating\TranslatableStringHelper;
+use Symfony\Component\Form\Extension\Core\Type\ChoiceType;
 
 class CustomFieldTitle extends AbstractCustomField
 {
@@ -37,7 +38,7 @@ class CustomFieldTitle extends AbstractCustomField
     private $requestStack;
 
     /**
-     * 
+     *
      * @var TwigEngine
      */
     private $templating;
@@ -54,7 +55,7 @@ class CustomFieldTitle extends AbstractCustomField
         $this->templating = $templating;
         $this->translatableStringHelper = $translatableStringHelper;
     }
- 
+
     public function buildForm(FormBuilderInterface $builder, CustomField $customField)
     {
         $builder->add($customField->getSlug(), 'custom_field_title', array(
@@ -68,9 +69,9 @@ class CustomFieldTitle extends AbstractCustomField
     }
 
     public function render($value, CustomField $customField, $documentType = 'html')
-    {   
+    {
         return $this->templating
-            ->render('ChillCustomFieldsBundle:CustomFieldsRendering:title.html.twig', 
+            ->render('ChillCustomFieldsBundle:CustomFieldsRendering:title.html.twig',
                 array(
                     'title' => $customField->getName(),
                     'type' => $customField->getOptions()[self::TYPE]
@@ -92,7 +93,7 @@ class CustomFieldTitle extends AbstractCustomField
     {
         return 'Title';
     }
-    
+
     public function isEmptyValue($value, CustomField $customField)
     {
         return false;
@@ -100,7 +101,7 @@ class CustomFieldTitle extends AbstractCustomField
 
     public function buildOptionsForm(FormBuilderInterface $builder)
     {
-        return $builder->add(self::TYPE, 'choice',
+        return $builder->add(self::TYPE, ChoiceType::class,
             array(
                'choices' => array(
                     self::TYPE_TITLE => 'Main title',