More strong mode clean-up

pkg/analysis_server/test/integration/integration_tests.dart

 // Copyright (c) 2014, 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 test.integration.analysis;
 
 import 'dart:async';
 import 'dart:collection';
 import 'dart:convert';
 import 'dart:io';
 
 import 'package:analysis_server/plugin/protocol/protocol.dart';
 import 'package:analysis_server/src/constants.dart';
 import 'package:path/path.dart';
 import 'package:unittest/unittest.dart';
 
 import 'integration_test_methods.dart';
 import 'protocol_matchers.dart';
 
-const Matcher isBool = const isInstanceOf<bool>('bool');
+const Matcher isBool = const isInstanceOf<bool>();
 
-const Matcher isInt = const isInstanceOf<int>('int');
+const Matcher isInt = const isInstanceOf<int>();
 
 const Matcher isNotification = const MatchesJsonObject(
     'notification', const {'event': isString},
     optionalFields: const {'params': isMap});
 
 const Matcher isObject = isMap;
 
-const Matcher isString = const isInstanceOf<String>('String');
+const Matcher isString = const isInstanceOf<String>();
 
 final Matcher isResponse = new MatchesJsonObject('response', {'id': isString},
     optionalFields: {'result': anything, 'error': isRequestError});
 
 Matcher isListOf(Matcher elementMatcher) => new _ListOf(elementMatcher);
 
 Matcher isMapOf(Matcher keyMatcher, Matcher valueMatcher) =>
     new _MapOf(keyMatcher, valueMatcher);
 
 Matcher isOneOf(List<Matcher> choiceMatchers) => new _OneOf(choiceMatchers);
@@ skipping 845 matching lines @@
   void populateMismatches(item, List<MismatchDescriber> mismatches);
 
   /**
    * Create a [MismatchDescriber] describing a mismatch with a simple string.
    */
   MismatchDescriber simpleDescription(String description) =>
       (Description mismatchDescription) {
         mismatchDescription.add(description);
       };
 }