Provide mechanism to close immediately to Dart bindings

mojo/dart/test/validation_test.dart

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 import 'dart:async';
 import 'dart:convert';
 import 'dart:isolate';
 import 'dart:mojo.builtin' as builtin;
 import 'dart:typed_data';
 
@@ skipping 19 matching lines @@
   method3(List<bool> param0) => _complete();
   method4(StructC param0, List<int> param1) => _complete();
   method5(StructE param0, MojoDataPipeProducer param1) => _complete();
   method6(List<List<int>> param0) => _complete();
   method7(StructF param0, List<List<int>> param1) => _complete();
   method8(List<List<String>> param0) => _complete();
   method9(List<List<MojoHandle>> param0) => _complete();
   method10(Map<String, int> param0) => _complete();
   method11(StructG param0) => _complete();
 
-  Future close({bool nodefer: false}) => _stub.close(nodefer: nodefer);
+  Future close({bool immediate: false}) => _stub.close(immediate: immediate);
 }
 
 parser.ValidationParseResult readAndParseTest(String test) {
   List<int> data = builtin.readSync("${test}.data");
   String input = new Utf8Decoder().convert(data).trim();
   return parser.parse(input);
 }
 
 String expectedResult(String test) {
   List<int> data = builtin.readSync("${test}.expected");
   return new Utf8Decoder().convert(data).trim();
 }
 
 runTest(String name, parser.ValidationParseResult test, String expected) {
   var handles = new List.generate(
       test.numHandles, (_) => new MojoSharedBuffer.create(10).handle);
   var pipe = new MojoMessagePipe();
   var completer = new Completer();
   var conformanceImpl;
 
   runZoned(() {
     conformanceImpl =
         new ConformanceTestInterfaceImpl(completer, pipe.endpoints[0]);
   }, onError: (e, stackTrace) {
     assert(e is MojoCodecError);
     // TODO(zra): Make the error messages conform?
     // assert(e == expected);
-    conformanceImpl.close(nodefer: true);
+    conformanceImpl.close(immediate: true);
     pipe.endpoints[0].handle.close();
     handles.forEach((h) => h.close());
   });
 
   var length = (test.data == null) ? 0 : test.data.lengthInBytes;
   var r = pipe.endpoints[1].write(test.data, length, handles);
   assert(r.isOk);
 
   completer.future.then((_) {
     assert(expected == "PASS");
@@ skipping 14 matching lines @@
 
   // First test the parser.
   parser.parserTests();
 
   // Then run the conformance tests.
   getTestFiles(path, "$path/conformance_").forEach((test) {
     runTest(test, readAndParseTest(test), expectedResult(test));
   });
   // TODO(zra): Add integration tests when they no longer rely on Client=.
 }