Issue #2970026 by digdanlow: Fix "Passing a Session object to the...

Issue #2970026 by digdanlow: Fix "Passing a Session object to the ExpectationException constructor is deprecated as of Mink 1.7. Pass the driver instead."

core/tests/Drupal/Tests/Listeners/DeprecationListenerTrait.php

@@ -135,7 +135,6 @@ public static function getSkippedDeprecations() {
       'Using UTF-8 route patterns without setting the "utf8" option is deprecated since Symfony 3.2 and will throw a LogicException in 4.0. Turn on the "utf8" route option for pattern "/somewhere/{item}/over/the/קainbow".',
       'Using UTF-8 route patterns without setting the "utf8" option is deprecated since Symfony 3.2 and will throw a LogicException in 4.0. Turn on the "utf8" route option for pattern "/place/meφω".',
       'Using UTF-8 route patterns without setting the "utf8" option is deprecated since Symfony 3.2 and will throw a LogicException in 4.0. Turn on the "utf8" route option for pattern "/PLACE/meφω".',
-      'Passing a Session object to the ExpectationException constructor is deprecated as of Mink 1.7. Pass the driver instead.',
       'The Drupal\editor\Plugin\EditorBase::settingsFormValidate method is deprecated since version 8.3.x and will be removed in 9.0.0.',
       'CckFile is deprecated in Drupal 8.3.x and will be be removed before Drupal 9.0.x. Use \Drupal\file\Plugin\migrate\process\d6\FieldFile instead.',
       'The Drupal\migrate\Plugin\migrate\process\Migration is deprecated in Drupal 8.4.0 and will be removed before Drupal 9.0.0. Instead, use Drupal\migrate\Plugin\migrate\process\MigrationLookup',

core/tests/Drupal/Tests/WebAssert.php

@@ -202,7 +202,7 @@ public function optionNotExists($select, $option, TraversableElement $container
   public function titleEquals($expected_title) {
     $title_element = $this->session->getPage()->find('css', 'title');
     if (!$title_element) {
-      throw new ExpectationException('No title element found on the page', $this->session);
+      throw new ExpectationException('No title element found on the page', $this->session->getDriver());
     }
     $actual_title = $title_element->getText();
     $this->assert($expected_title === $actual_title, 'Title found');