Update to Drupal 8.1.5. For more information, see https://www.drupal.org/project/drupal/releases/8.1.5

core/lib/Drupal/Component/Annotation/Plugin.php

@@ -49,7 +49,7 @@ class Plugin implements AnnotationInterface {
    *   The annotation array.
    *
    * @return array
-   *  The parsed annotation as a definition.
+   *   The parsed annotation as a definition.
    */
   protected function parse(array $values) {
     $definitions = array();

core/lib/Drupal/Component/Datetime/DateTimePlus.php

@@ -455,7 +455,7 @@ class DateTimePlus {
   /**
    * Detects if there were errors in the processing of this date.
    *
-   * @return boolean
+   * @return bool
    *   TRUE if there were errors in the processing of this date, FALSE
    *   otherwise.
    */

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

@@ -373,7 +373,7 @@ class Container implements IntrospectableContainerInterface, ResettableContainer
    * {@inheritdoc}
    */
   public function has($id) {
-    return isset($this->services[$id]) || isset($this->serviceDefinitions[$id]);
+    return isset($this->aliases[$id]) || isset($this->services[$id]) || isset($this->serviceDefinitions[$id]);
   }
 
   /**

core/lib/Drupal/Component/DependencyInjection/Dumper/OptimizedPhpArrayDumper.php

@@ -60,6 +60,7 @@ class OptimizedPhpArrayDumper extends Dumper {
    */
   public function getArray() {
     $definition = array();
+    $this->aliases = $this->getAliases();
     $definition['aliases'] = $this->getAliases();
     $definition['parameters'] = $this->getParameters();
     $definition['services'] = $this->getServiceDefinitions();
@@ -454,6 +455,9 @@ class OptimizedPhpArrayDumper extends Dumper {
     }
 
     // Private shared service.
+    if (isset($this->aliases[$id])) {
+      $id = $this->aliases[$id];
+    }
     $definition = $this->container->getDefinition($id);
     if (!$definition->isPublic()) {
       // The ContainerBuilder does not share a private service, but this means a

core/lib/Drupal/Component/DependencyInjection/composer.json

@@ -12,8 +12,8 @@
   },
   "require": {
     "php": ">=5.5.9",
-    "symfony/dependency-injection": "2.7.*",
-    "symfony/expression-language": "2.7.*"
+    "symfony/dependency-injection": "~2.8",
+    "symfony/expression-language": "~2.7"
   },
   "autoload": {
     "psr-4": {

core/lib/Drupal/Component/EventDispatcher/composer.json

@@ -6,8 +6,8 @@
   "license": "GPL-2.0+",
   "require": {
     "php": ">=5.5.9",
-    "symfony/dependency-injection": "2.7.*",
-    "symfony/event-dispatcher": "2.7.*"
+    "symfony/dependency-injection": "~2.8",
+    "symfony/event-dispatcher": "~2.7"
   },
   "autoload": {
     "psr-4": {

core/lib/Drupal/Component/HttpFoundation/composer.json

@@ -6,7 +6,7 @@
   "license": "GPL-2.0+",
   "require": {
     "php": ">=5.5.9",
-    "symfony/http-foundation": "2.7.*"
+    "symfony/http-foundation": "~2.7"
   },
   "autoload": {
     "psr-4": {

core/lib/Drupal/Component/Plugin/Discovery/DiscoveryTrait.php

@@ -30,8 +30,8 @@ trait DiscoveryTrait {
    * @param string $plugin_id
    *   A plugin id.
    * @param bool $exception_on_invalid
-   *   (optional) If TRUE, an invalid plugin ID will throw an exception.
-   *   Defaults to FALSE.
+   *   If TRUE, an invalid plugin ID will cause an exception to be thrown; if
+   *   FALSE, NULL will be returned.
    *
    * @return array|null
    *   A plugin definition, or NULL if the plugin ID is invalid and

core/lib/Drupal/Component/Plugin/composer.json

@@ -6,7 +6,7 @@
   "license": "GPL-2.0+",
   "require": {
     "php": ">=5.5.9",
-    "symfony/validator": "2.7.*"
+    "symfony/validator": "~2.7"
   },
   "autoload": {
     "psr-4": {

core/lib/Drupal/Component/Render/OutputStrategyInterface.php

@@ -7,7 +7,7 @@ namespace Drupal\Component\Render;
  *
  * Output strategies assist in transforming HTML strings into strings that are
  * appropriate for a given context (e.g. plain-text), through performing the
- * relevant formatting. No santization is applied.
+ * relevant formatting. No sanitization is applied.
  */
 interface OutputStrategyInterface {
 

core/lib/Drupal/Component/Serialization/composer.json

@@ -6,7 +6,7 @@
   "license": "GPL-2.0+",
   "require": {
     "php": ">=5.5.9",
-    "symfony/yaml": "2.7.*"
+    "symfony/yaml": "~2.7"
   },
   "autoload": {
     "psr-4": {