Merge branch '4.2' into 4.3

* 4.2:
  fixed CS
  fixed CS
  [HttpKernel] Remove TestEventDispatcher.

Author: fabpot

Dumper/GraphvizDumper.php

@@ -246,7 +246,7 @@ protected function dotize($id)
      */
     protected function escape($value): string
     {
-        return \is_bool($value) ? ($value ? '1' : '0') : \addslashes($value);
+        return \is_bool($value) ? ($value ? '1' : '0') : addslashes($value);
     }
 
     protected function addAttributes(array $attributes): string

Tests/StateMachineTest.php

@@ -78,7 +78,7 @@ public function testBuildTransitionBlockerListReturnsExpectedReasonOnBranchMerge
         $net = new StateMachine($definition, null, $dispatcher);
 
         $dispatcher->addListener('workflow.guard', function (GuardEvent $event) {
-            $event->addTransitionBlocker(new TransitionBlocker(\sprintf('Transition blocker of place %s', $event->getTransition()->getFroms()[0]), 'blocker'));
+            $event->addTransitionBlocker(new TransitionBlocker(sprintf('Transition blocker of place %s', $event->getTransition()->getFroms()[0]), 'blocker'));
         });
 
         $subject = new Subject();