Issue #1419298 by ryanissamson, zaporylie, ohthehugemanatee, ramlev, droplet, Albert Volkman, NROTC_Webmaster, pmitchell, pillarsdotnet: Remove all trailing whitespace from Drupal core files.

core/modules/simpletest/src/Tests/FolderTest.php

@@ -10,7 +10,7 @@ namespace Drupal\simpletest\Tests;
 use Drupal\simpletest\WebTestBase;
 
 /**
- * This test will check SimpleTest's treatment of hook_install during setUp. 
+ * This test will check SimpleTest's treatment of hook_install during setUp.
  * Image module is used for test.
  *
  * @group simpletest

core/tests/Drupal/Tests/Core/Asset/CssOptimizerUnitTest.php

@@ -200,7 +200,7 @@ class CssOptimizerUnitTest extends UnitTestCase {
     $cases = array(
       array(
         'asset' => array(
-          'type' => 'inline', 
+          'type' => 'inline',
           'data' => '@charset "UTF-8";html{font-family:"sans-serif";}',
           'preprocess' => FALSE,
         ),