Dart: Futures -> Callbacks.

mojo/dart/packages/mojo_services/lib/mojo/surface_id.mojom.dart

 // WARNING: DO NOT EDIT. This file was generated by a program.
 // See $MOJO_SDK/tools/bindings/mojom_bindings_generator.py.
 
 library surface_id_mojom;
 import 'package:mojo/bindings.dart' as bindings;
 
 
 
 
 class SurfaceId extends bindings.Struct {
   static const List<bindings.StructDataHeader> kVersions = const [
     const bindings.StructDataHeader(16, 0)
   ];
   int local = 0;
   int idNamespace = 0;
 
   SurfaceId() : super(kVersions.last.size);
 
+  SurfaceId.init(
+    int this.local, 
+    int this.idNamespace
+  ) : super(kVersions.last.size);
+
   static SurfaceId deserialize(bindings.Message message) {
     var decoder = new bindings.Decoder(message);
     var result = decode(decoder);
     if (decoder.excessHandles != null) {
       decoder.excessHandles.forEach((h) => h.close());
     }
     return result;
   }
 
   static SurfaceId decode(bindings.Decoder decoder0) {
@@ skipping 58 matching lines @@
   Map toJson() {
     Map map = new Map();
     map["local"] = local;
     map["idNamespace"] = idNamespace;
     return map;
   }
 }