Don't double bind dispatch filters.

Binding dispatcher filters is done by the Dispatcher for people using
the 'old' setup. Binding here add hidden global state and duplicates the
bindings which is undesirable.

src/Http/ActionDispatcher.php

@@ -61,11 +61,6 @@ public function __construct($factory = null, $eventManager = null)
         if ($eventManager) {
             $this->eventManager($eventManager);
         }
-
-        // Compatibility with DispatcherFilters.
-        foreach (DispatcherFactory::filters() as $filter) {
-            $this->addFilter($filter);
-        }
         $this->factory = $factory ?: new ControllerFactory();
     }
 

tests/TestCase/Http/ActionDispatcherTest.php

@@ -19,7 +19,6 @@
 use Cake\Network\Request;
 use Cake\Network\Response;
 use Cake\Network\Session;
-use Cake\Routing\DispatcherFactory;
 use Cake\Routing\Filter\ControllerFactoryFilter;
 use Cake\Routing\Router;
 use Cake\TestSuite\TestCase;
@@ -43,17 +42,6 @@ public function setUp()
         $this->dispatcher->addFilter(new ControllerFactoryFilter());
     }
 
-    /**
-     * Teardown
-     *
-     * @return void
-     */
-    public function tearDown()
-    {
-        parent::tearDown();
-        DispatcherFactory::clear();
-    }
-
     /**
      * Ensure the constructor args end up on the right protected properties.
      *
@@ -69,22 +57,6 @@ public function testConstructorArgs()
         $this->assertAttributeSame($factory, 'factory', $dispatcher);
     }
 
-    /**
-     * Ensure that filters connected to the DispatcherFactory are
-     * also applied
-     */
-    public function testDispatcherFactoryCompat()
-    {
-        $filter = $this->getMock(
-            'Cake\Routing\DispatcherFilter',
-            ['beforeDispatch', 'afterDispatch']
-        );
-        DispatcherFactory::add($filter);
-        $dispatcher = new ActionDispatcher();
-        $this->assertCount(1, $dispatcher->getFilters());
-        $this->assertSame($filter, $dispatcher->getFilters()[0]);
-    }
-
     /**
      * Test adding routing filters
      *