A bunch of fixes in idl database generator.

client/dom/generated/src/interface/SignalingCallback.dart

Index: client/dom/generated/src/interface/SignalingCallback.dart
diff --git a/client/dom/generated/src/interface/DOMURL.dart b/client/dom/generated/src/interface/SignalingCallback.dart
similarity index 55%
copy from client/dom/generated/src/interface/DOMURL.dart
copy to client/dom/generated/src/interface/SignalingCallback.dart
index b21150277ca311845acbd94d3372311207e38543..f5dbf81c8fe4a755dba4ae718d3d798d9419a889 100644
--- a/client/dom/generated/src/interface/DOMURL.dart
+++ b/client/dom/generated/src/interface/SignalingCallback.dart
@@ -1,12 +1,7 @@
-// Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
+// Copyright (c) 2011, 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.
 
 // WARNING: Do not edit - generated code.
 
-interface DOMURL {
-
-  String createObjectURL(Blob blob);
-
-  void revokeObjectURL(String url);
-}
+typedef bool SignalingCallback(String message, PeerConnection source);