[FrameworkBundle] Fixed typo

src/Symfony/Bundle/FrameworkBundle/Controller/ControllerNameParser.php

@@ -43,7 +43,7 @@ class ControllerNameParser
      *
      * @param string $controller A short notation controller (a:b:c)
      *
-     * @param string A controler (class::method)
+     * @param string A controller (class::method)
      */
     public function parse($controller)
     {

src/Symfony/Bundle/FrameworkBundle/DependencyInjection/FrameworkExtension.php

@@ -365,7 +365,7 @@ class FrameworkExtension extends Extension
         $container->setParameter('templating.engines', $config['engines']);
         $engines = array_map(function($engine) { return new Reference('templating.engine.'.$engine); }, $config['engines']);
 
-        // Use a deligation unless only a single engine was registered
+        // Use a delegation unless only a single engine was registered
         if (1 === count($engines)) {
             $container->setAlias('templating', (string) reset($engines));
         } else {

src/Symfony/Bundle/FrameworkBundle/HttpCache/HttpCache.php

@@ -41,7 +41,7 @@ abstract class HttpCache extends BaseHttpCache
     /**
      * Forwards the Request to the backend and returns the Response.
      *
-     * @param Requset  $request  A Request instance
+     * @param Request  $request  A Request instance
      * @param Boolean  $raw      Whether to catch exceptions or not
      * @param Response $response A Response instance (the stale entry if present, null otherwise)
      *