More comment clean-up

pkg/analyzer/lib/file_system/file_system.dart

 // Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 library file_system;
 
 import 'dart:async';
 
 import 'package:analyzer/src/generated/source.dart';
 import 'package:path/path.dart';
@@ skipping 160 matching lines @@
     if (resource is File) {
       return resource.createSource(uri);
     }
     return null;
   }
 
   @override
   Uri restoreAbsolute(Source source) => source.uri;
 
   /**
-   * Return `true` if the given URI is a `file` URI.
-   *
-   * @param uri the URI being tested
-   * @return `true` if the given URI is a `file` URI
+   * Return `true` if the given [uri] is a `file` URI.
    */
   static bool _isFileUri(Uri uri) => uri.scheme == _FILE_SCHEME;
 }