Redo StreamTransformers so they work with Stack traces.

sdk/lib/_internal/compiler/implementation/dart2js.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.
 
 library dart2js.cmdline;
 
 import 'dart:async';
 import 'dart:io'
     show exit, File, FileMode, Options, Platform, RandomAccessFile;
 import 'dart:math' as math;
@@ skipping 404 matching lines @@
             .then(compilationDone);
 }
 
 class EventSinkWrapper extends EventSink<String> {
   var onAdd, onClose;
 
   EventSinkWrapper(this.onAdd, this.onClose);
 
   void add(String data) => onAdd(data);
 
-  void addError(error) => throw error;
+  void addError(error, [StackTrace stackTrace]) => throw error;
 
   void close() => onClose();
 }
 
 class AbortLeg {
   final message;
   AbortLeg(this.message);
   toString() => 'Aborted due to --throw-on-error: $message';
 }
 
@@ skipping 168 matching lines @@
       }
     } finally {
       exit(253); // 253 is recognized as a crash by our test scripts.
     }
   });
 }
 
 void main() {
   mainWithErrorHandler(new Options());
 }