simplified previous merge

src/Silex/ControllerCollection.php

@@ -42,7 +42,6 @@ class ControllerCollection
     protected $defaultRoute;
     protected $defaultController;
     protected $prefix;
-    protected $routes;
 
     public function __construct(Route $defaultRoute)
     {
@@ -52,16 +51,6 @@ class ControllerCollection
         };
     }
 
-    /**
-     * Use existing route collection to resolve conflicting autogenerated route names among mounted routes
-     * 
-     * @param RouteCollection $routes
-     */
-    public function shareRoutes(RouteCollection $routes)
-    {
-        $this->routes = $routes;
-    }
-
     /**
      * Mounts controllers under the given route prefix.
      *
@@ -70,10 +59,6 @@ class ControllerCollection
      */
     public function mount($prefix, ControllerCollection $controllers)
     {
-        if (!($this->routes instanceof RouteCollection)) {
-            $this->routes = new RouteCollection();
-        }
-        $controllers->shareRoutes($this->routes);
         $controllers->prefix = $prefix;
 
         $this->controllers[] = $controllers;
@@ -201,13 +186,15 @@ class ControllerCollection
      *
      * @return RouteCollection A RouteCollection instance
      */
-    public function flush($prefix = '')
+    public function flush($prefix = '', $routes = null)
     {
         if ($prefix !== '') {
             $prefix = '/'.trim(trim($prefix), '/');
         }
 
-        $routes = $this->routes ?: new RouteCollection();
+        if (null === $routes) {
+            $routes = new RouteCollection(); 
+        }
 
         foreach ($this->controllers as $controller) {
             if ($controller instanceof Controller) {
@@ -222,7 +209,7 @@ class ControllerCollection
                 $routes->add($name, $controller->getRoute());
                 $controller->freeze();
             } else {
-                $routes->addCollection($controller->flush($prefix.$controller->prefix));
+                $routes->addCollection($controller->flush($prefix.$controller->prefix, $routes));
             }
         }