bug #32164 [EventDispatcher] collect called listeners information onl…

…y once (xabbuh)

This PR was merged into the 3.4 branch.

Discussion
----------

[EventDispatcher] collect called listeners information only once

| Q             | A
| ------------- | ---
| Branch?       | 3.4
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets |
| License       | MIT
| Doc PR        |

Commits
-------

2ad32df collect called listeners information only once

src/Symfony/Component/EventDispatcher/Debug/TraceableEventDispatcher.php

@@ -191,21 +191,18 @@ public function getNotCalledListeners()
             return [];
         }
 
+        $calledListeners = [];
+
+        if (null !== $this->callStack) {
+            foreach ($this->callStack as $calledListener) {
+                $calledListeners[] = $calledListener->getWrappedListener();
+            }
+        }
+
         $notCalled = [];
         foreach ($allListeners as $eventName => $listeners) {
             foreach ($listeners as $listener) {
-                $called = false;
-                if (null !== $this->callStack) {
-                    foreach ($this->callStack as $calledListener) {
-                        if ($calledListener->getWrappedListener() === $listener) {
-                            $called = true;
-
-                            break;
-                        }
-                    }
-                }
-
-                if (!$called) {
+                if (!\in_array($listener, $calledListeners, true)) {
                     if (!$listener instanceof WrappedListener) {
                         $listener = new WrappedListener($listener, null, $this->stopwatch, $this);
                     }