Fix for constant instance creation without type arguments.

pkg/analyzer/test/src/summary/resynthesize_test.dart

 // Copyright (c) 2015, 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.src.serialization.elements_test;
 
 import 'dart:convert';
 
 import 'package:analyzer/dart/ast/ast.dart';
 import 'package:analyzer/dart/element/element.dart';
@@ skipping 1247 matching lines @@
 class C<K, V> {
   const C.named(K k, V v);
 }
 ''');
     checkLibrary(r'''
 import 'a.dart' as p;
 const V = const p.C<int, String>.named(1, '222');
 ''');
   }
 
+  test_const_invokeConstructor_generic_noTypeArguments() {
+    checkLibrary(r'''
+class C<K, V> {
+  const C();
+}
+const V = const C();
+''');
+  }
+
   test_const_invokeConstructor_generic_unnamed() {
     checkLibrary(r'''
 class C<K, V> {
   const C();
 }
 const V = const C<int, String>();
 ''');
   }
 
   test_const_invokeConstructor_generic_unnamed_imported() {
@@ skipping 1719 matching lines @@
       fail('Unexpectedly tried to get unlinked summary for $uri');
     }
     return serializedUnit;
   }
 
   @override
   bool hasLibrarySummary(String uri) {
     return true;
   }
 }