diff --git a/src/Illuminate/Routing/Route.php b/src/Illuminate/Routing/Route.php
index 2f47d0d54b0f..fe88d0d6f2f8 100755
--- a/src/Illuminate/Routing/Route.php
+++ b/src/Illuminate/Routing/Route.php
@@ -93,13 +93,6 @@ class Route
      */
     protected $originalParameters;
 
-    /**
-     * The parameters to exlude when determining the route's parameter names.
-     *
-     * @var array
-     */
-    public $excludedParameters = [];
-
     /**
      * Indicates "trashed" models can be retrieved when resolving implicit model bindings for this route.
      *
@@ -514,11 +507,9 @@ protected function compileParameterNames()
     {
         preg_match_all('/\{(.*?)\}/', $this->getDomain().$this->uri, $matches);
 
-        return array_values(array_filter(array_map(function ($m) {
+        return array_map(function ($m) {
             return trim($m, '?');
-        }, $matches[1]), function ($parameterName) {
-            return ! array_key_exists($parameterName, $this->excludedParameters);
-        }));
+        }, $matches[1]);
     }
 
     /**
diff --git a/src/Illuminate/Routing/UrlGenerator.php b/src/Illuminate/Routing/UrlGenerator.php
index 2220f82c6f8f..81e475bba0ee 100755
--- a/src/Illuminate/Routing/UrlGenerator.php
+++ b/src/Illuminate/Routing/UrlGenerator.php
@@ -478,8 +478,6 @@ public function route($name, $parameters = [], $absolute = true)
      */
     public function toRoute($route, $parameters, $absolute)
     {
-        $route->excludedParameters = $this->getDefaultParameters();
-
         $parameters = collect(Arr::wrap($parameters))->map(function ($value, $key) use ($route) {
             return $value instanceof UrlRoutable && $route->bindingFieldFor($key)
                     ? $value->{$route->bindingFieldFor($key)}
diff --git a/tests/Routing/RoutingUrlGeneratorTest.php b/tests/Routing/RoutingUrlGeneratorTest.php
index 217e2466ae46..9631519477e4 100755
--- a/tests/Routing/RoutingUrlGeneratorTest.php
+++ b/tests/Routing/RoutingUrlGeneratorTest.php
@@ -369,28 +369,8 @@ public function testRoutableInterfaceRoutingWithCustomBindingField()
         $model = new RoutableInterfaceStub;
         $model->key = 'routable';
 
-        $this->assertSame('/foo/test-slug', $url->route('routable', $model, false));
-        $this->assertSame('/foo/test-slug', $url->route('routable', [$model], false));
         $this->assertSame('/foo/test-slug', $url->route('routable', ['bar' => $model], false));
-    }
-
-    public function testRoutableInterfaceRoutingWithUrlDefaults()
-    {
-        $url = new UrlGenerator(
-            $routes = new RouteCollection,
-            Request::create('http://www.foo.com/')
-        );
-
-        $url->defaults(['locale' => 'baz']);
-        $route = new Route(['GET'], '{locale}/foo/{bar:slug}', ['as' => 'routable']);
-        $routes->add($route);
-
-        $model = new RoutableInterfaceStub;
-        $model->key = 'routable';
-
-        $this->assertSame('/baz/foo/test-slug', $url->route('routable', $model, false));
-        $this->assertSame('/baz/foo/test-slug', $url->route('routable', [$model], false));
-        $this->assertSame('/baz/foo/test-slug', $url->route('routable', ['bar' => $model], false));
+        $this->assertSame('/foo/test-slug', $url->route('routable', [$model], false));
     }
 
     public function testRoutableInterfaceRoutingAsQueryString()