Lint for `@mustCallSuper` (#194).

test/rules/must_call_super.dart

Index: test/rules/must_call_super.dart
diff --git a/test/rules/must_call_super.dart b/test/rules/must_call_super.dart
new file mode 100644
index 0000000000000000000000000000000000000000..637c6f5725da5718306e2f9a04b056a1a121da05
--- /dev/null
+++ b/test/rules/must_call_super.dart
@@ -0,0 +1,31 @@
+// Copyright (c) 2016, 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.
+
+// test w/ `dart test/util/solo_test.dart must_call_super`
+
+import 'package:meta/meta.dart';
+
+class A {
+  @mustCallSuper
+  void a() {}
+}
+
+class B extends A {
+  @override
+  void a() //LINT
+  {}
+}
+
+class C extends A {
+  @override
+  void a() {
+    super.a(); //OK
+  }
+}
+
+class D extends C {
+  @override
+  void a() //LINT
+  {}
+}