Adapt streams for additional stackTrace argument.

pkg/http_server/lib/src/http_multipart_form_data_impl.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.
 
 part of http_server;
 
 
 class _HttpMultipartFormData extends Stream implements HttpMultipartFormData {
   final ContentType contentType;
   final HeaderValue contentDisposition;
@@ skipping 69 matching lines @@
     }
     if (disposition == null) {
       throw new HttpException(
           "Mime Multipart doesn't contain a Content-Disposition header value");
     }
     return new _HttpMultipartFormData(type, disposition, encoding, multipart);
   }
 
   StreamSubscription listen(void onData(data),
                             {void onDone(),
-                             void onError(error),
+                             Function onError,
                              bool cancelOnError}) {
     return _stream.listen(onData,
                           onDone: onDone,
                           onError: onError,
                           cancelOnError: cancelOnError);
   }
 
   String value(String name) {
     return _mimeMultipart.headers[name];
   }
@@ skipping 28 matching lines @@
     while ((amp = input.indexOf('&', offset)) >= 0) {
       buffer.write(input.substring(offset, amp));
       int end = input.indexOf(';', amp);
       parse(amp, end);
       offset = end + 1;
     }
     buffer.write(input.substring(offset));
     return buffer.toString();
   }
 }