commit a40e40cf4b6c3ace899aefb21459ea49851b7442
Author: Roman Paska <roman.paska@lemberg.co.uk>
Date:   Wed Feb 1 11:47:54 2017 +0200

    P2

diff --git a/core/modules/simpletest/tests/src/Traits/TestTrait.php b/core/modules/simpletest/tests/src/Traits/TestTrait.php
index 6993a26..32a3886 100644
--- a/core/modules/simpletest/tests/src/Traits/TestTrait.php
+++ b/core/modules/simpletest/tests/src/Traits/TestTrait.php
@@ -14,6 +14,7 @@
 
   /**
    * Random string for a not very interesting trait.
+   *
    * @var string
    */
   protected $stuff = 'stuff';
diff --git a/core/modules/simpletest/tests/src/Unit/TraitAccessTest.php b/core/modules/simpletest/tests/src/Unit/TraitAccessTest.php
index 8d0324a..dbaffbf 100644
--- a/core/modules/simpletest/tests/src/Unit/TraitAccessTest.php
+++ b/core/modules/simpletest/tests/src/Unit/TraitAccessTest.php
@@ -2,6 +2,7 @@
 
 namespace Drupal\Tests\simpletest\Unit;
 
+use Drupal\Tests\UnitTestCase;
 use Drupal\Tests\simpletest\Traits\TestTrait;
 
 /**
@@ -9,7 +10,7 @@
  *
  * @group simpletest
  */
-class TraitAccessTest extends \PHPUnit_Framework_TestCase {
+class TraitAccessTest extends UnitTestCase {
 
   use TestTrait;