Rename PathListenerAbstract to PathListenerBase to conform to what is likely...

Rename PathListenerAbstract to PathListenerBase to conform to what is likely to soon be the coding standard.

core/lib/Drupal/Core/EventSubscriber/PathListenerAbstract.php → core/lib/Drupal/Core/EventSubscriber/PathListenerBase.php

@@ -3,7 +3,7 @@
 /**
  * @file
  *
- * Definition of Drupal\Core\EventSubscriber\PathListenerAbstract
+ * Definition of Drupal\Core\EventSubscriber\PathListenerBase
  */
 
 namespace Drupal\Core\EventSubscriber;
@@ -13,7 +13,7 @@
 /**
  * Base class for listeners that are manipulating the path.
  */
-abstract class PathListenerAbstract {
+abstract class PathListenerBase {
 
   public function extractPath(Request $request) {
     return $request->attributes->get('system_path') ?: ltrim($request->getPathInfo(), '/');

core/lib/Drupal/Core/EventSubscriber/PathSubscriber.php

@@ -16,7 +16,7 @@
 /**
  * Access subscriber for controller requests.
  */
-class PathSubscriber extends PathListenerAbstract implements EventSubscriberInterface {
+class PathSubscriber extends PathListenerBase implements EventSubscriberInterface {
 
   /**
    * Resolve the system path.