Merge branch '4.4' into 5.0

* 4.4: (27 commits)
  [Serializer] minor cleanup
  fix merge
  Run PHP 8 as 7.4.99
  Remove calls to deprecated ReflectionParameter::getClass().
  [VarDumper] fix PHP 8 support
  Add php 8 to travis.
  [Cache] Accessing undefined constants raises an Error in php8
  [Cache] allow DBAL v3
  Skip Doctrine DBAL on php 8 until we have a compatible version.
  [DomCrawler] Catch expected ValueError.
  Made method signatures compatible with their corresponding traits.
  [ErrorHandler] Apply php8 fixes from Debug component.
  [DomCrawler] Catch expected ValueError.
  [Validator] Catch expected ValueError.
  [VarDumper] ReflectionFunction::isDisabled() is deprecated.
  [BrowserKit] Raw body with custom Content-Type header
  [PropertyAccess] Parse php 8 TypeErrors correctly.
  [Intl] Fix call to ReflectionProperty::getValue() for static properties.
  [HttpKernel] Prevent calling method_exists() with non-string values.
  Fix wrong roles comparison
  ...

Author: nicolas-grekas

Response/CurlResponse.php

@@ -15,6 +15,7 @@
 use Symfony\Component\HttpClient\Chunk\FirstChunk;
 use Symfony\Component\HttpClient\Chunk\InformationalChunk;
 use Symfony\Component\HttpClient\Exception\TransportException;
+use Symfony\Component\HttpClient\Internal\ClientState;
 use Symfony\Component\HttpClient\Internal\CurlClientState;
 use Symfony\Contracts\HttpClient\Exception\HttpExceptionInterface;
 use Symfony\Contracts\HttpClient\ResponseInterface;
@@ -242,8 +243,10 @@ private static function schedule(self $response, array &$runningResponses): void
 
     /**
      * {@inheritdoc}
+     *
+     * @param CurlClientState $multi
      */
-    private static function perform(CurlClientState $multi, array &$responses = null): void
+    private static function perform(ClientState $multi, array &$responses = null): void
     {
         if (self::$performing) {
             if ($responses) {
@@ -289,8 +292,10 @@ private static function perform(CurlClientState $multi, array &$responses = null
 
     /**
      * {@inheritdoc}
+     *
+     * @param CurlClientState $multi
      */
-    private static function select(CurlClientState $multi, float $timeout): int
+    private static function select(ClientState $multi, float $timeout): int
     {
         if (\PHP_VERSION_ID < 70123 || (70200 <= \PHP_VERSION_ID && \PHP_VERSION_ID < 70211)) {
             // workaround https://bugs.php.net/76480

Response/NativeResponse.php

@@ -14,6 +14,7 @@
 use Psr\Log\LoggerInterface;
 use Symfony\Component\HttpClient\Chunk\FirstChunk;
 use Symfony\Component\HttpClient\Exception\TransportException;
+use Symfony\Component\HttpClient\Internal\ClientState;
 use Symfony\Component\HttpClient\Internal\NativeClientState;
 use Symfony\Contracts\HttpClient\Exception\HttpExceptionInterface;
 use Symfony\Contracts\HttpClient\ResponseInterface;
@@ -214,8 +215,10 @@ private static function schedule(self $response, array &$runningResponses): void
 
     /**
      * {@inheritdoc}
+     *
+     * @param NativeClientState $multi
      */
-    private static function perform(NativeClientState $multi, array &$responses = null): void
+    private static function perform(ClientState $multi, array &$responses = null): void
     {
         // List of native handles for stream_select()
         if (null !== $responses) {
@@ -326,8 +329,10 @@ private static function perform(NativeClientState $multi, array &$responses = nu
 
     /**
      * {@inheritdoc}
+     *
+     * @param NativeClientState $multi
      */
-    private static function select(NativeClientState $multi, float $timeout): int
+    private static function select(ClientState $multi, float $timeout): int
     {
         $_ = [];