[BC] Remove deprecated code for Symfony 2.7

Author: jmsche

Form/Extension/HelpTypeExtension.php

@@ -3,23 +3,26 @@
 namespace Snowcap\BootstrapBundle\Form\Extension;
 
 use Symfony\Component\Form\AbstractTypeExtension;
-use Symfony\Component\OptionsResolver\OptionsResolverInterface;
+use Symfony\Component\OptionsResolver\OptionsResolver;
 use Symfony\Component\Form\FormView;
 use Symfony\Component\Form\FormInterface;
 
+/**
+ * Class HelpTypeExtension
+ * @package Snowcap\BootstrapBundle\Form\Extension
+ */
 class HelpTypeExtension extends AbstractTypeExtension
 {
     /**
-     * @param \Symfony\Component\OptionsResolver\OptionsResolverInterface $resolver
+     * @param \Symfony\Component\OptionsResolver\OptionsResolver $resolver
      */
-    public function setDefaultOptions(OptionsResolverInterface $resolver)
+    public function configureOptions(OptionsResolver $resolver)
     {
         $resolver
-            ->setOptional(array('help_block', 'help_inline'))
-            ->setAllowedTypes(array(
-                'help_block' => 'string',
-                'help_inline' => 'string',
-            ));
+            ->setDefined(array('help_block', 'help_inline'))
+            ->setAllowedTypes('help_block', 'string')
+            ->setAllowedTypes('help_inline', 'string')
+        ;
     }
 
     public function buildView(FormView $view, FormInterface $form, array $options)

Form/Extension/PrependAndAppendTypeExtension.php

@@ -3,10 +3,14 @@
 namespace Snowcap\BootstrapBundle\Form\Extension;
 
 use Symfony\Component\Form\AbstractTypeExtension;
-use Symfony\Component\OptionsResolver\OptionsResolverInterface;
+use Symfony\Component\OptionsResolver\OptionsResolver;
 use Symfony\Component\Form\FormView;
 use Symfony\Component\Form\FormInterface;
 
+/**
+ * Class PrependAndAppendTypeExtension
+ * @package Snowcap\BootstrapBundle\Form\Extension
+ */
 class PrependAndAppendTypeExtension extends AbstractTypeExtension
 {
     /**
@@ -20,13 +24,14 @@ class PrependAndAppendTypeExtension extends AbstractTypeExtension
     );
 
     /**
-     * @param \Symfony\Component\OptionsResolver\OptionsResolverInterface $resolver
+     * @param \Symfony\Component\OptionsResolver\OptionsResolver $resolver
      */
-    public function setDefaultOptions(OptionsResolverInterface $resolver)
+    public function configureOptions(OptionsResolver $resolver)
     {
-        $resolver
-            ->setOptional($this->prependAndAppendOptions)
-            ->setAllowedTypes(array_combine($this->prependAndAppendOptions, array_fill(0, 4, 'string')));
+        $resolver->setDefined($this->prependAndAppendOptions);
+        foreach ($this->prependAndAppendOptions as $option) {
+            $resolver->setAllowedTypes($option, 'string');
+        }
     }
 
     /**