dart:io | Remove unused asynchronous file request enums.

runtime/bin/directory.h

 // 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.
 
 #ifndef BIN_DIRECTORY_H_
 #define BIN_DIRECTORY_H_
 
 #include "bin/builtin.h"
 #include "bin/dartutils.h"
 #include "platform/globals.h"
@@ skipping 234 matching lines @@
 
 
 class Directory {
  public:
   enum ExistsResult {
     UNKNOWN,
     EXISTS,
     DOES_NOT_EXIST
   };
 
-  // This enum must be kept in sync with the request values in
-  // directory_impl.dart.
-  enum DirectoryRequest {
-    kCreateRequest = 0,
-    kDeleteRequest = 1,
-    kExistsRequest = 2,
-    kCreateTempRequest = 3,
-    kListStartRequest = 4,
-    kListNextRequest = 5,
-    kListStopRequest = 6,
-    kRenameRequest = 7
-  };
-
   static void List(DirectoryListing* listing);
   static ExistsResult Exists(const char* path);
   static char* Current();
   static bool SetCurrent(const char* path);
   static bool Create(const char* path);
   static char* CreateTemp(const char* const_template);
   static bool Delete(const char* path, bool recursive);
   static bool Rename(const char* path, const char* new_path);
 
   static CObject* CreateRequest(const CObjectArray& request);
   static CObject* DeleteRequest(const CObjectArray& request);
   static CObject* ExistsRequest(const CObjectArray& request);
   static CObject* CreateTempRequest(const CObjectArray& request);
   static CObject* ListStartRequest(const CObjectArray& request);
   static CObject* ListNextRequest(const CObjectArray& request);
   static CObject* ListStopRequest(const CObjectArray& request);
   static CObject* RenameRequest(const CObjectArray& request);
 
  private:
   DISALLOW_ALLOCATION();
   DISALLOW_IMPLICIT_CONSTRUCTORS(Directory);
 };
 
 }  // namespace bin
 }  // namespace dart
 
 #endif  // BIN_DIRECTORY_H_