BC: Move fields parameter to options[identity.fields]

AbstractBaseProvider.php

@@ -22,11 +22,6 @@ abstract class AbstractBaseProvider
      */
     protected $scope = [];
 
-    /**
-     * @var array
-     */
-    protected $fields = [];
-
     /**
      * @var ClientInterface
      */
@@ -62,10 +57,6 @@ public function __construct(ClientInterface $httpClient, SessionInterface $sessi
             $this->setScope($parameters['scope']);
         }
 
-        if (isset($parameters['fields'])) {
-            $this->setFields($parameters['fields']);
-        }
-
         if (isset($parameters['redirectUri'])) {
             $this->redirectUri = $parameters['redirectUri'];
         }
@@ -178,30 +169,6 @@ public function getScopeInline()
         return implode(',', $this->scope);
     }
 
-    /**
-     * @return array
-     */
-    public function getFields()
-    {
-        return $this->fields;
-    }
-
-    /**
-     * @param array $fields
-     */
-    public function setFields(array $fields)
-    {
-        $this->fields = $fields;
-    }
-
-    /**
-     * @return string
-     */
-    public function getFieldsInline()
-    {
-        return implode(',', $this->fields);
-    }
-
     /**
      * @return \SocialConnect\Provider\Consumer
      */