Issue #2003210 by jastraat, hussainweb: Fixed Incorrect comment for LanguageArgument::title().

core/modules/language/lib/Drupal/language/Plugin/views/argument/LanguageArgument.php

@@ -29,7 +29,7 @@ public function summaryName($data) {
   }
 
   /**
-   * Overrides \Drupal\views\Plugin\views\argument\ArgumentPluginBase::summaryName().
+   * Overrides \Drupal\views\Plugin\views\argument\ArgumentPluginBase::title().
    *
    * Gets the user friendly version of the language name for display as a
    * title placeholder.