Issue #2990234 by ranjit1032002, quietone, smustgrave, tstoeckler: Removed...

Issue #2990234 by ranjit1032002, quietone, smustgrave, tstoeckler: Removed unused class property $translationFilesDirectory

core/lib/Drupal/Core/Test/FunctionalTestSetupTrait.php

@@ -671,7 +671,6 @@ protected function prepareEnvironment() {
     $this->publicFilesDirectory = $this->siteDirectory . '/files';
     $this->privateFilesDirectory = $this->siteDirectory . '/private';
     $this->tempFilesDirectory = $this->siteDirectory . '/temp';
-    $this->translationFilesDirectory = $this->siteDirectory . '/translations';
 
     // Ensure the configImporter is refreshed for each test.
     $this->configImporter = NULL;

core/tests/Drupal/TestSite/Commands/TestSiteInstallCommand.php

@@ -51,12 +51,6 @@ class TestSiteInstallCommand extends Command {
    */
   protected array $originalShutdownCallbacks = [];
 
-  /**
-   * The translation file directory for the test environment.
-   *
-   * This is set in BrowserTestBase::prepareEnvironment().
-   */
-  protected string $translationFilesDirectory;
 
   /**
    * The config importer that can be used in a test.

core/tests/Drupal/Tests/BrowserTestBase.php

@@ -85,14 +85,6 @@ abstract class BrowserTestBase extends TestCase {
    */
   protected $timeLimit = 500;
 
-  /**
-   * The translation file directory for the test environment.
-   *
-   * This is set in BrowserTestBase::prepareEnvironment().
-   *
-   * @var string
-   */
-  protected $translationFilesDirectory;
 
   /**
    * The config importer that can be used in a test.