Changed private static array-properties to const static properties newly introduced in 5.1

Author: simonberger

DependencyInjection/Compiler/RegisterGlobalSecurityEventListenersPass.php

@@ -35,7 +35,7 @@
  */
 class RegisterGlobalSecurityEventListenersPass implements CompilerPassInterface
 {
-    private static $eventBubblingEvents = [
+    private const EVENT_BUBBLING_EVENTS = [
         CheckPassportEvent::class,
         LoginFailureEvent::class,
         LoginSuccessEvent::class,
@@ -73,7 +73,7 @@ public function process(ContainerBuilder $container)
             }
 
             $methodCallArguments = $methodCall[1];
-            if (!\in_array($methodCallArguments[0], self::$eventBubblingEvents, true)) {
+            if (!\in_array($methodCallArguments[0], self::EVENT_BUBBLING_EVENTS, true)) {
                 continue;
             }