Change the field and constructor parameter types of NoSuchMethodError to Symbol.

tests/corelib/linked_hash_map_from_iterable_test.dart

 // 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.
 
 import "package:expect/expect.dart";
 import 'dart:collection';
 
 main() {
   defaultFunctionValuesTest();
   defaultKeyFunctionTest();
@@ skipping 83 matching lines @@
 
   Expect.equals(2, map.length);
   Expect.equals(2, map.keys.length);
   Expect.equals(2, map.values.length);
 
   Expect.equals(1, map[2]);
   Expect.equals(2, map[3]);
 }
 
 void genericTypeTest() {
-  var map = new LinkedHashMap<int, String>.fromIterable([1, 2, 3], value: (x) => '$x');
+  var map = new LinkedHashMap<int, String>.fromIterable(
+      <int>[1, 2, 3], value: (x) => '$x');
   Expect.isTrue(map is Map<int, String>);
   Expect.isTrue(map is LinkedHashMap<int, String>);
 
+  map = new LinkedHashMap<String, String>.fromIterable(
+      <int>[1, 2, 3], key: (x) => '$x', value: (x) => '$x');
+  Expect.isTrue(map is Map<String, String>);
+  Expect.isTrue(map is LinkedHashMap<String, String>);
+
   // Make sure it is not just LinkedHashMap<dynamic, dynamic>.
-  Expect.isFalse(map is LinkedHashMap<String, dynamic>);
+  Expect.isFalse(map is LinkedHashMap<int, dynamic>);
   Expect.isFalse(map is LinkedHashMap<dynamic, int>);
 }
-