Merge branch '3.4' into 4.3

* 3.4: (21 commits)
  [SecurityBundle] fix return type declarations
  [BrowserKit] fix return type declarations
  [PropertyInfo] fix return type declarations
  [Bridge/Doctrine] fix return type declarations
  [Form] fix return type declarations
  [Console] fix return type declarations
  [Intl] fix return type declarations
  [Templating] fix return type declarations
  [DomCrawler] fix return type declarations
  [Validator] fix return type declarations
  [Process] fix return type declarations
  [Workflow] fix return type declarations
  [Cache] fix return type declarations
  [Serializer] fix return type declarations
  [Translation] fix return type declarations
  [DI] fix return type declarations
  [Config] fix return type declarations
  [HttpKernel] Fix return type declarations
  [Security] Fix return type declarations
  [Routing] Fix return type declarations
  ...

Author: nicolas-grekas

Container.php

@@ -365,8 +365,6 @@ public static function underscore($id)
 
     /**
      * Creates a service by requiring its factory file.
-     *
-     * @return object The service created by the file
      */
     protected function load($file)
     {

Definition.php

@@ -807,7 +807,7 @@ public function setConfigurator($configurator)
     /**
      * Gets the configurator to call after the service is fully initialized.
      *
-     * @return callable|null The PHP callable to call
+     * @return callable|array|null
      */
     public function getConfigurator()
     {

Dumper/DumperInterface.php

@@ -21,9 +21,7 @@ interface DumperInterface
     /**
      * Dumps the service container.
      *
-     * @param array $options An array of options
-     *
-     * @return string The representation of the service container
+     * @return string|array The representation of the service container
      */
     public function dump(array $options = []);
 }

Extension/ExtensionInterface.php

@@ -37,7 +37,7 @@ public function getNamespace();
     /**
      * Returns the base path for the XSD files.
      *
-     * @return string The XSD base path
+     * @return string|false
      */
     public function getXsdValidationBasePath();
 

Loader/XmlFileLoader.php

@@ -749,7 +749,7 @@ private function loadFromExtensions(\DOMDocument $xml)
      *
      * @param \DOMElement $element A \DOMElement instance
      *
-     * @return array A PHP array
+     * @return mixed
      */
     public static function convertDomElementToArray(\DOMElement $element)
     {

ParameterBag/ParameterBag.php

@@ -193,7 +193,7 @@ public function resolveValue($value, array $resolving = [])
      * @param string $value     The string to resolve
      * @param array  $resolving An array of keys that are being resolved (used internally to detect circular references)
      *
-     * @return string The resolved string
+     * @return mixed The resolved string
      *
      * @throws ParameterNotFoundException          if a placeholder references a parameter that does not exist
      * @throws ParameterCircularReferenceException if a circular reference if detected