[dart:io] Namespaces for file IO

runtime/bin/directory_patch.dart

 // Copyright (c) 2012, 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.
 
 @patch
 class _Directory {
   @patch
-  static _current() native "Directory_Current";
+  static _current(_Namespace namespace) native "Directory_Current";
   @patch
-  static _setCurrent(path) native "Directory_SetCurrent";
+  static _setCurrent(_Namespace namespace, path) native "Directory_SetCurrent";
   @patch
-  static _createTemp(String path) native "Directory_CreateTemp";
+  static _createTemp(_Namespace namespace, String path)
+      native "Directory_CreateTemp";
   @patch
-  static String _systemTemp() native "Directory_SystemTemp";
+  static String _systemTemp(_Namespace namespace) native "Directory_SystemTemp";
   @patch
-  static _exists(String path) native "Directory_Exists";
+  static _exists(_Namespace namespace, String path) native "Directory_Exists";
   @patch
-  static _create(String path) native "Directory_Create";
+  static _create(_Namespace namespace, String path) native "Directory_Create";
   @patch
-  static _deleteNative(String path, bool recursive) native "Directory_Delete";
+  static _deleteNative(_Namespace namespace, String path, bool recursive)
+      native "Directory_Delete";
   @patch
-  static _rename(String path, String newPath) native "Directory_Rename";
+  static _rename(_Namespace namespace, String path, String newPath)
+      native "Directory_Rename";
   @patch
   static void _fillWithDirectoryListing(
+      _Namespace namespace,
       List<FileSystemEntity> list,
       String path,
       bool recursive,
       bool followLinks) native "Directory_FillWithDirectoryListing";
 }
 
 @patch
 class _AsyncDirectoryListerOps {
   @patch
   factory _AsyncDirectoryListerOps(int pointer) =>
       new _AsyncDirectoryListerOpsImpl(pointer);
 }
 
 class _AsyncDirectoryListerOpsImpl extends NativeFieldWrapperClass1
     implements _AsyncDirectoryListerOps {
   _AsyncDirectoryListerOpsImpl._();
 
   factory _AsyncDirectoryListerOpsImpl(int pointer) =>
       new _AsyncDirectoryListerOpsImpl._().._setPointer(pointer);
 
   void _setPointer(int pointer)
       native "Directory_SetAsyncDirectoryListerPointer";
   int getPointer() native "Directory_GetAsyncDirectoryListerPointer";
 }
 
 // Corelib 'Uri.base' implementation.
 // Uri.base is susceptible to changes in the current working directory.
 Uri _uriBaseClosure() {
-  var result = _Directory._current();
+  var result = _Directory._current(_Namespace._namespace);
   if (result is OSError) {
     throw new FileSystemException(
         "Getting current working directory failed", "", result);
   }
   return new Uri.directory(result);
 }
 
 _getUriBaseClosure() => _uriBaseClosure;