Add support for even more typed data on native ports

sdk/lib/io/file_impl.dart

 // Copyright (c) 2013, 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.
 
 part of dart.io;
 
 // Read the file in blocks of size 64k.
 const int _BLOCK_SIZE = 64 * 1024;
 
 
@@ skipping 795 matching lines @@
     if (result is OSError) {
       throw new FileIOException("writeByte failed for file '$_path'",
                                 result);
     }
     return result;
   }
 
   Future<RandomAccessFile> writeList(List<int> buffer, int offset, int bytes) {
     _ensureFileService();
     Completer<RandomAccessFile> completer = new Completer<RandomAccessFile>();
-    if (buffer is !List || offset is !int || bytes is !int) {
+    if ((buffer is !List && buffer is !ByteData) ||

[Anders Johnsen, 2013/04/15 15:46:17]

DBC: I believe this is wrong. We should not support ByteData here, but only any
List<int> implementing view of a ByteData. A ByteData will also fail in checked
mode, as it's not a List<int>.

+        offset is !int ||
+        bytes is !int) {
       // Complete asynchronously so the user has a chance to setup
       // handlers without getting exceptions when registering the
       // then handler.
       Timer.run(() {
           completer.completeError(new FileIOException(
           "Invalid arguments to writeList for file '$_path'"));
       });
       return completer.future;
     }
     if (closed) return _completeWithClosedException(completer);
@@ skipping 223 matching lines @@
           new FileIOException("File closed '$_path'"));
     });
     return completer.future;
   }
 
   final String _path;
   int _id;
 
   SendPort _fileService;
 }