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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";
-  @patch static _setCurrent(path) native "Directory_SetCurrent";
-  @patch static _createTemp(String path) native "Directory_CreateTemp";
-  @patch static String _systemTemp() native "Directory_SystemTemp";
-  @patch static _exists(String path) native "Directory_Exists";
-  @patch static _create(String path) native "Directory_Create";
-  @patch static _deleteNative(String path, bool recursive)
-      native "Directory_Delete";
-  @patch static _rename(String path, String newPath)
-      native "Directory_Rename";
-  @patch static void _fillWithDirectoryListing(
-      List<FileSystemEntity> list, String path, bool recursive,
-      bool followLinks)
-      native "Directory_FillWithDirectoryListing";
+@patch
+class _Directory {
+  @patch
+  static _current() native "Directory_Current";
+  @patch
+  static _setCurrent(path) native "Directory_SetCurrent";
+  @patch
+  static _createTemp(String path) native "Directory_CreateTemp";
+  @patch
+  static String _systemTemp() native "Directory_SystemTemp";
+  @patch
+  static _exists(String path) native "Directory_Exists";
+  @patch
+  static _create(String path) native "Directory_Create";
+  @patch
+  static _deleteNative(String path, bool recursive) native "Directory_Delete";
+  @patch
+  static _rename(String path, String newPath) native "Directory_Rename";
+  @patch
+  static void _fillWithDirectoryListing(
+      List<FileSystemEntity> list,
+      String path,
+      bool recursive,
+      bool followLinks) native "Directory_FillWithDirectoryListing";
 }
 
-@patch class _AsyncDirectoryListerOps {
-  @patch factory _AsyncDirectoryListerOps(int pointer) =>
+@patch
+class _AsyncDirectoryListerOps {
+  @patch
+  factory _AsyncDirectoryListerOps(int pointer) =>
       new _AsyncDirectoryListerOpsImpl(pointer);
 }
 
 class _AsyncDirectoryListerOpsImpl extends NativeFieldWrapperClass1
-                                   implements _AsyncDirectoryListerOps {
+    implements _AsyncDirectoryListerOps {
   _AsyncDirectoryListerOpsImpl._();
 
-  factory _AsyncDirectoryListerOpsImpl(int pointer)
-      => new _AsyncDirectoryListerOpsImpl._().._setPointer(pointer);
+  factory _AsyncDirectoryListerOpsImpl(int pointer) =>
+      new _AsyncDirectoryListerOpsImpl._().._setPointer(pointer);
 
   void _setPointer(int pointer)
       native "Directory_SetAsyncDirectoryListerPointer";
-  int getPointer()
-      native "Directory_GetAsyncDirectoryListerPointer";
+  int getPointer() native "Directory_GetAsyncDirectoryListerPointer";
 }