Remove closure-proxy leftovers

Author: ogizanagi

Console/Descriptor/Descriptor.php

@@ -307,11 +307,4 @@ protected function sortServiceIds(array $serviceIds)
 
         return $serviceIds;
     }
-
-    protected function formatClosure(\Closure $closure)
-    {
-        $r = new \ReflectionFunction($closure);
-
-        return 'closure';
-    }
 }

Console/Descriptor/JsonDescriptor.php

@@ -370,7 +370,7 @@ private function getCallableData($callable, array $options = array())
         }
 
         if ($callable instanceof \Closure) {
-            $data['type'] = $this->formatClosure($callable);
+            $data['type'] = 'closure';
 
             return $data;
         }

Console/Descriptor/MarkdownDescriptor.php

@@ -349,8 +349,7 @@ protected function describeCallable($callable, array $options = array())
         }
 
         if ($callable instanceof \Closure) {
-            $formatted = $this->formatClosure($callable);
-            $string .= "\n- Type: `$formatted`";
+            $string .= "\n- Type: `closure`";
 
             return $this->write($string."\n");
         }

Console/Descriptor/TextDescriptor.php

@@ -474,13 +474,7 @@ private function formatCallable($callable)
         }
 
         if ($callable instanceof \Closure) {
-            $formatted = $this->formatClosure($callable);
-
-            if ('closure' === $formatted) {
-                return '\Closure()';
-            }
-
-            return $formatted.'()';
+            return '\Closure()';
         }
 
         if (method_exists($callable, '__invoke')) {

Console/Descriptor/XmlDescriptor.php

@@ -593,7 +593,7 @@ private function getCallableDocument($callable)
         }
 
         if ($callable instanceof \Closure) {
-            $callableXML->setAttribute('type', $this->formatClosure($callable));
+            $callableXML->setAttribute('type', 'closure');
 
             return $dom;
         }