Merge branch '4.1'

* 4.1: (22 commits)
  Fix CS
  [PropertyInfo] fix resolving parent|self type hints
  fixed CS
  fix merge
  [Security] Fix logout
  Cleanup 2 tests for the HttpException classes
  #27250 limiting GET_LOCK key up to 64 char due to changes in MySQL 5.7.5 and later
  [Config] Fix tests when path contains UTF chars
  [DI] Shared services should not be inlined in non-shared ones
  [Profiler] Remove propel & event_listener_loading category identifiers
  [Filesystem] Fix usages of error_get_last()
  [Cache][Lock] Fix usages of error_get_last()
  [Debug] Fix populating error_get_last() for handled silent errors
  fixed CS
  fixed CS
  fixed CS
  [FrameworkBundle] Fix cache:clear on vagrant
  [HttpKernel] Handle NoConfigurationException "onKernelException()"
  Fix misses calculation when calling getItems
  [DI] Display previous error messages when throwing unused bindings
  ...

Author: nicolas-grekas

Ldap.php

@@ -70,7 +70,7 @@ public function escape($subject, $ignore = '', $flags = 0)
      *
      * @return static
      */
-    public static function create($adapter, array $config = array()): Ldap
+    public static function create($adapter, array $config = array()): self
     {
         if (!isset(self::$adapterMap[$adapter])) {
             throw new DriverNotFoundException(sprintf(