Add empty parentheses to method names

Author: bocharsky-bw

controller.rst

@@ -219,7 +219,7 @@ creating unnecessarily deep structures::
 
     // renders app/Resources/views/lottery/lucky/number.html.twig
     return $this->render('lottery/lucky/number.html.twig', array(
-        'name' => $name
+        'name' => $name,
     ));
 
 The Symfony templating system and Twig are explained more in the
@@ -398,7 +398,7 @@ For example, imagine you're processing a :doc:`form </forms>` submission::
                 'notice',
                 'Your changes were saved!'
             );
-            // $this->addFlash is equivalent to $request->getSession()->getFlashBag()->add
+            // $this->addFlash() is equivalent to $request->getSession()->getFlashBag()->add()
 
             return $this->redirectToRoute(...);
         }
@@ -536,7 +536,7 @@ final ``Response`` object that will be returned to the user.
 To make life easier, you'll probably extend the base ``Controller`` class because
 this gives two things:
 
-A) Shortcut methods (like ``render()`` and ``redirectToRoute``);
+A) Shortcut methods (like ``render()`` and ``redirectToRoute()``);
 
 B) Access to *all* of the useful objects (services) in the system via the
    :ref:`get() <controller-accessing-services>` method.