minor #823 [RFR] various clean ups (cordoval)

This PR was squashed before being merged into the master branch (closes #823).

Discussion
----------

[RFR] various clean ups

- [x] fixing typos and typehinting checkroute method
- [x] remove unused use statements
- [x] make consistent test use statement without line break separation

Commits
-------

727f5b7a [RFR] various clean ups

src/Silex/ControllerCollection.php

@@ -13,7 +13,6 @@ namespace Silex;
 
 use Symfony\Component\Routing\RouteCollection;
 use Symfony\Component\HttpFoundation\Request;
-use Silex\Controller;
 
 /**
  * Builds Silex controllers.

src/Silex/EventListener/ConverterListener.php

@@ -30,7 +30,8 @@ class ConverterListener implements EventSubscriberInterface
     /**
      * Constructor.
      *
-     * @param RouteCollection $routes A RouteCollection instance
+     * @param RouteCollection  $routes            A RouteCollection instance
+     * @param CallbackResolver $callbackResolver  A CallbackResolver instance
      */
     public function __construct(RouteCollection $routes, CallbackResolver $callbackResolver)
     {

src/Silex/Provider/HttpFragmentServiceProvider.php

@@ -13,7 +13,6 @@ namespace Silex\Provider;
 
 use Silex\Application;
 use Silex\ServiceProviderInterface;
-
 use Symfony\Component\HttpKernel\Fragment\FragmentHandler;
 use Symfony\Component\HttpKernel\Fragment\InlineFragmentRenderer;
 use Symfony\Component\HttpKernel\Fragment\EsiFragmentRenderer;

src/Silex/Provider/RememberMeServiceProvider.php

@@ -13,7 +13,6 @@ namespace Silex\Provider;
 
 use Silex\Application;
 use Silex\ServiceProviderInterface;
-
 use Symfony\Component\Security\Core\Authentication\Provider\RememberMeAuthenticationProvider;
 use Symfony\Component\Security\Http\Firewall\RememberMeListener;
 use Symfony\Component\Security\Http\RememberMe\TokenBasedRememberMeServices;

src/Silex/Provider/SecurityServiceProvider.php

@@ -13,7 +13,6 @@ namespace Silex\Provider;
 
 use Silex\Application;
 use Silex\ServiceProviderInterface;
-
 use Symfony\Component\HttpFoundation\RequestMatcher;
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\Security\Core\SecurityContext;

src/Silex/Provider/SessionServiceProvider.php

@@ -13,7 +13,6 @@ namespace Silex\Provider;
 
 use Silex\Application;
 use Silex\ServiceProviderInterface;
-
 use Symfony\Component\HttpFoundation\Session\Storage\Handler\NativeFileSessionHandler;
 use Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage;
 use Symfony\Component\HttpFoundation\Session\Storage\MockFileSessionStorage;

src/Silex/Provider/TranslationServiceProvider.php

@@ -13,7 +13,6 @@ namespace Silex\Provider;
 
 use Silex\Application;
 use Silex\ServiceProviderInterface;
-
 use Symfony\Component\Translation\Translator;
 use Symfony\Component\Translation\MessageSelector;
 use Symfony\Component\Translation\Loader\ArrayLoader;

src/Silex/Provider/TwigServiceProvider.php

@@ -13,7 +13,6 @@ namespace Silex\Provider;
 
 use Silex\Application;
 use Silex\ServiceProviderInterface;
-
 use Symfony\Bridge\Twig\Extension\RoutingExtension;
 use Symfony\Bridge\Twig\Extension\TranslationExtension;
 use Symfony\Bridge\Twig\Extension\FormExtension;

src/Silex/Provider/UrlGeneratorServiceProvider.php

@@ -13,7 +13,6 @@ namespace Silex\Provider;
 
 use Silex\Application;
 use Silex\ServiceProviderInterface;
-
 use Symfony\Component\Routing\Generator\UrlGenerator;
 
 /**

src/Silex/Provider/ValidatorServiceProvider.php

@@ -14,7 +14,6 @@ namespace Silex\Provider;
 use Silex\Application;
 use Silex\ServiceProviderInterface;
 use Silex\ConstraintValidatorFactory;
-
 use Symfony\Component\Validator\Validator;
 use Symfony\Component\Validator\DefaultTranslator;
 use Symfony\Component\Validator\Mapping\ClassMetadataFactory;

src/Silex/RedirectableUrlMatcher.php

@@ -13,7 +13,6 @@ namespace Silex;
 
 use Symfony\Component\HttpFoundation\RedirectResponse;
 use Symfony\Component\Routing\Matcher\RedirectableUrlMatcher as BaseRedirectableUrlMatcher;
-use Symfony\Component\Routing\Matcher\RedirectableUrlMatcherInterface;
 
 /**
  * Implements the RedirectableUrlMatcherInterface for Silex.

tests/Silex/Tests/ApplicationTest.php

@@ -15,7 +15,6 @@ use Silex\Application;
 use Silex\ControllerCollection;
 use Silex\Route;
 use Silex\Provider\MonologServiceProvider;
-
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\HttpKernel\Exception\HttpException;
 use Symfony\Component\Debug\ErrorHandler;

tests/Silex/Tests/ExceptionHandlerTest.php

@@ -12,7 +12,6 @@
 namespace Silex\Tests;
 
 use Silex\Application;
-
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\HttpFoundation\Response;
 use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;

tests/Silex/Tests/LazyDispatcherTest.php

@@ -12,7 +12,6 @@
 namespace Silex\Tests;
 
 use Silex\Application;
-
 use Symfony\Component\HttpFoundation\Request;
 
 class LazyDispatcherTest extends \PHPUnit_Framework_TestCase

tests/Silex/Tests/LazyUrlMatcherTest.php

@@ -85,7 +85,7 @@ class LazyUrlMatcherTest extends \PHPUnit_Framework_TestCase
         $matcher = new LazyUrlMatcher(function () use ($urlMatcher) {
             return $urlMatcher;
         });
-        $result = $matcher->setContext($context);
+        $matcher->setContext($context);
     }
 
     /**

tests/Silex/Tests/MiddlewareTest.php

@@ -12,7 +12,6 @@
 namespace Silex\Tests;
 
 use Silex\Application;
-
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\HttpFoundation\Response;
 

tests/Silex/Tests/Provider/FormServiceProviderTest.php

@@ -13,7 +13,6 @@ namespace Silex\Tests\Provider;
 
 use Silex\Application;
 use Silex\Provider\FormServiceProvider;
-
 use Symfony\Component\Form\AbstractTypeExtension;
 use Symfony\Component\Form\FormTypeGuesserChain;
 use Symfony\Component\OptionsResolver\OptionsResolverInterface;

tests/Silex/Tests/Provider/HttpCacheServiceProviderTest.php

@@ -13,7 +13,6 @@ namespace Silex\Tests\Provider;
 
 use Silex\Application;
 use Silex\Provider\HttpCacheServiceProvider;
-
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\HttpFoundation\Response;
 

tests/Silex/Tests/Provider/RememberMeServiceProviderTest.php

@@ -17,7 +17,6 @@ use Silex\Provider\RememberMeServiceProvider;
 use Silex\Provider\SecurityServiceProvider;
 use Silex\Provider\SessionServiceProvider;
 use Symfony\Component\HttpKernel\Client;
-use Symfony\Component\HttpFoundation\Request;
 
 /**
  * SecurityServiceProvider

tests/Silex/Tests/Provider/SwiftmailerServiceProviderTest.php

@@ -13,9 +13,7 @@ namespace Silex\Tests\Provider;
 
 use Silex\Application;
 use Silex\Provider\SwiftmailerServiceProvider;
-
 use Symfony\Component\HttpFoundation\Request;
-use Symfony\Component\HttpFoundation\Response;
 
 class SwiftmailerServiceProviderTest extends \PHPUnit_Framework_TestCase
 {

tests/Silex/Tests/Provider/TranslationServiceProviderTest.php

@@ -14,8 +14,6 @@ namespace Silex\Tests\Provider;
 use Silex\Application;
 use Silex\Provider\TranslationServiceProvider;
 
-use Symfony\Component\HttpFoundation\Request;
-
 /**
  * TranslationProvider test cases.
  *

tests/Silex/Tests/Provider/TwigServiceProviderTest.php

@@ -13,7 +13,6 @@ namespace Silex\Tests\Provider;
 
 use Silex\Application;
 use Silex\Provider\TwigServiceProvider;
-
 use Symfony\Component\HttpFoundation\Request;
 
 /**

tests/Silex/Tests/Provider/UrlGeneratorServiceProviderTest.php

@@ -13,7 +13,6 @@ namespace Silex\Tests\Provider;
 
 use Silex\Application;
 use Silex\Provider\UrlGeneratorServiceProvider;
-
 use Symfony\Component\HttpFoundation\Request;
 
 /**

tests/Silex/Tests/RouterTest.php

@@ -12,7 +12,6 @@
 namespace Silex\Tests;
 
 use Silex\Application;
-
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\HttpFoundation\Response;
 use Symfony\Component\HttpFoundation\RedirectResponse;
@@ -180,10 +179,6 @@ class RouterTest extends \PHPUnit_Framework_TestCase
 
     public function testHostSpecification()
     {
-        if (!method_exists('Symfony\Component\Routing\Route', 'setHost')) {
-            $this->markTestSkipped('host() is only supported in the Symfony Routing 2.2+');
-        }
-
         $route = new \Silex\Route();
 
         $this->assertSame($route, $route->host('{locale}.example.com'));
@@ -250,7 +245,7 @@ class RouterTest extends \PHPUnit_Framework_TestCase
         $this->checkRouteResponse($app, '/bar', 'bar');
     }
 
-    protected function checkRouteResponse($app, $path, $expectedContent, $method = 'get', $message = null)
+    protected function checkRouteResponse(Application $app, $path, $expectedContent, $method = 'get', $message = null)
     {
         $request = Request::create($path, $method);
         $response = $app->handle($request);

tests/Silex/Tests/ServiceControllerResolverRouterTest.php

@@ -33,7 +33,7 @@ class ServiceControllerResolverRouterTest extends RouterTest
         $this->checkRouteResponse($app, '/bar', 'bar');
     }
 
-    protected function checkRouteResponse($app, $path, $expectedContent, $method = 'get', $message = null)
+    protected function checkRouteResponse(Application $app, $path, $expectedContent, $method = 'get', $message = null)
     {
         $app->register(new ServiceControllerServiceProvider());
 

tests/Silex/Tests/StreamTest.php

@@ -12,7 +12,6 @@
 namespace Silex\Tests;
 
 use Silex\Application;
-
 use Symfony\Component\HttpFoundation\Request;
 
 /**