Update to Drupal 8.1.2. For more information, see https://www.drupal.org/project/drupal/releases/8.1.2

core/lib/Drupal/Core/DependencyInjection/Container.php

@@ -29,4 +29,5 @@ class Container extends DrupalContainer {
     assert(FALSE, 'The container was serialized.');
     return array_keys(get_object_vars($this));
   }
+
 }

core/lib/Drupal/Core/DependencyInjection/ContainerInjectionInterface.php

@@ -24,4 +24,5 @@ interface ContainerInjectionInterface {
    *   The service container this instance should use.
    */
   public static function create(ContainerInterface $container);
+
 }

core/lib/Drupal/Core/DependencyInjection/YamlFileLoader.php

@@ -52,7 +52,8 @@ class YamlFileLoader
     /**
      * Loads a Yaml file.
      *
-     * @param mixed  $file The resource
+     * @param mixed $file
+     *   The resource
      */
     public function load($file)
     {
@@ -99,7 +100,7 @@ class YamlFileLoader
     /**
      * Parses definitions
      *
-     * @param array  $content
+     * @param array $content
      * @param string $file
      */
     private function parseDefinitions($content, $file)
@@ -121,10 +122,11 @@ class YamlFileLoader
      * Parses a definition.
      *
      * @param string $id
-     * @param array  $service
+     * @param array $service
      * @param string $file
      *
-     * @throws InvalidArgumentException When tags are invalid
+     * @throws InvalidArgumentException
+     *   When tags are invalid.
      */
     private function parseDefinition($id, $service, $file)
     {
@@ -318,7 +320,8 @@ class YamlFileLoader
      *
      * @return array The file content
      *
-     * @throws InvalidArgumentException when the given file is not a local file or when it does not exist
+     * @throws InvalidArgumentException
+     *   When the given file is not a local file or when it does not exist.
      */
     protected function loadFile($file)
     {
@@ -336,12 +339,13 @@ class YamlFileLoader
     /**
      * Validates a YAML file.
      *
-     * @param mixed  $content
+     * @param mixed $content
      * @param string $file
      *
      * @return array
      *
-     * @throws InvalidArgumentException When service file is not valid
+     * @throws InvalidArgumentException
+     *   When service file is not valid.
      */
     private function validate($content, $file)
     {