Merge branch '4.4' into 5.0

* 4.4:
  [PropertyAccess] fix tests
  [WebProfilerBundle] fix test
  remove assertions that can never be reached
  [PropertyAccess] Improve message of unitialized property in php 7.4
  [HttpFoundation] Fixed session migration with custom cookie lifetime
  [HttpKernel][FrameworkBundle] fix compat with Debug component
  [Serializer] Remove unused variable
  Allow URL-encoded special characters in basic auth part of URLs
  [Serializer] Fix unitialized properties (from PHP 7.4.2) when serializing context for the cache key
  [Validator] Add missing Ukrainian and Russian translations
  Track session usage when setting the token
  [4.4][MonologBridge] Fix $level type
  No need to reconnect the bags to the session
  Support for Content Security Policy style-src-elem and script-src-elem in WebProfiler
  [PropertyInfo][ReflectionExtractor] Check the array mutator prefixes last when the property is singular
  [Security][Http][SwitchUserListener] Ignore all non existent username protection errors
  Add installation and minimal example to README

Author: nicolas-grekas

Authentication/Token/Storage/TokenStorage.php

@@ -45,6 +45,11 @@ public function getToken()
      */
     public function setToken(TokenInterface $token = null)
     {
+        if ($token) {
+            // ensure any initializer is called
+            $this->getToken();
+        }
+
         $this->initializer = null;
         $this->token = $token;
     }

Authentication/Token/Storage/UsageTrackingTokenStorage.php

@@ -52,6 +52,11 @@ public function getToken(): ?TokenInterface
     public function setToken(TokenInterface $token = null): void
     {
         $this->storage->setToken($token);
+
+        if ($token && $this->enableUsageTracking) {
+            // increments the internal session usage index
+            $this->sessionLocator->get('session')->getMetadataBag();
+        }
     }
 
     public function enableUsageTracking(): void