rename BaseHttpException to HttpException

doc/usage.rst

@@ -310,7 +310,7 @@ You can also check for specific errors by using ``instanceof``, and handle
 them differently::
 
     use Symfony\Component\HttpFoundation\Response;
-    use Symfony\Component\HttpKernel\Exception\BaseHttpException;
+    use Symfony\Component\HttpKernel\Exception\HttpException;
     use Symfony\Component\HttpKernel\Exception\NotFoundHttpException;
 
     $app->error(function(\Exception $e) {
@@ -318,7 +318,7 @@ them differently::
             return new Response('The requested page could not be found.', 404);
         }
 
-        $code = ($e instanceof BaseHttpException) ? $e->getStatusCode() : 500;
+        $code = ($e instanceof HttpException) ? $e->getStatusCode() : 500;
         return new Response('We are sorry, but something went terribly wrong.', $code);
     });
 

src/Silex/Extension/MonologExtension.php

@@ -17,7 +17,7 @@ use Monolog\Handler\StreamHandler;
 use Silex\Application;
 use Silex\ExtensionInterface;
 
-use Symfony\Component\HttpKernel\Exception\BaseHttpException;
+use Symfony\Component\HttpKernel\Exception\HttpException;
 
 class MonologExtension implements ExtensionInterface
 {
@@ -54,7 +54,7 @@ class MonologExtension implements ExtensionInterface
         });
 
         $app->error(function(\Exception $e) use ($app) {
-            if ($e instanceof BaseHttpException) {
+            if ($e instanceof HttpException) {
                 $app['monolog']->addWarning($e->getStatusCode().' '.$app['request']->getMethod().' '.$app['request']->getRequestUri());
             } else {
                 $app['monolog']->addError($e->getMessage());