made types consistent with those defined in Hack

Author: fabpot

Authentication/AuthenticationProviderManager.php

@@ -49,7 +49,7 @@ public function __construct(array $providers, $eraseCredentials = true)
         }
 
         $this->providers = $providers;
-        $this->eraseCredentials = (Boolean) $eraseCredentials;
+        $this->eraseCredentials = (bool) $eraseCredentials;
     }
 
     public function setEventDispatcher(EventDispatcherInterface $dispatcher)

Authentication/Token/AbstractToken.php

@@ -131,7 +131,7 @@ public function isAuthenticated()
      */
     public function setAuthenticated($authenticated)
     {
-        $this->authenticated = (Boolean) $authenticated;
+        $this->authenticated = (bool) $authenticated;
     }
 
     /**
@@ -251,7 +251,7 @@ private function hasUserChanged(UserInterface $user)
         }
 
         if ($this->user instanceof EquatableInterface) {
-            return ! (Boolean) $this->user->isEqualTo($user);
+            return ! (bool) $this->user->isEqualTo($user);
         }
 
         if ($this->user->getPassword() !== $user->getPassword()) {

Authorization/AccessDecisionManager.php

@@ -45,8 +45,8 @@ public function __construct(array $voters, $strategy = 'affirmative', $allowIfAl
 
         $this->voters = $voters;
         $this->strategy = 'decide'.ucfirst($strategy);
-        $this->allowIfAllAbstainDecisions = (Boolean) $allowIfAllAbstainDecisions;
-        $this->allowIfEqualGrantedDeniedDecisions = (Boolean) $allowIfEqualGrantedDeniedDecisions;
+        $this->allowIfAllAbstainDecisions = (bool) $allowIfAllAbstainDecisions;
+        $this->allowIfEqualGrantedDeniedDecisions = (bool) $allowIfEqualGrantedDeniedDecisions;
     }
 
     /**