Add metadata for type parameters (TypeVariableMirror).

tests/lib/mirrors/typevariable_mirror_metadata_test.dart

Index: tests/lib/mirrors/typevariable_mirror_metadata_test.dart
diff --git a/tests/lib/mirrors/typevariable_mirror_metadata_test.dart b/tests/lib/mirrors/typevariable_mirror_metadata_test.dart
new file mode 100644
index 0000000000000000000000000000000000000000..5284faaf329cb9c5ad27c5dfef98fe1c684db78f
--- /dev/null
+++ b/tests/lib/mirrors/typevariable_mirror_metadata_test.dart
@@ -0,0 +1,26 @@
+// Copyright (c) 2013, 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.typevariable_metadata_test;
+
+import "dart:mirrors";
+
+import "metadata_test.dart";
+
+const m1 = 'm1';
+const m2 = const Symbol('m2');
+
+class A <S, @m1 @m2 T> {}
+
+typedef bool Predicate<@m1 @m2 G>(G a);
+
+main() {
+  ClassMirror cm = reflectClass(A);
+  checkMetadata(cm.typeVariables[const Symbol('S')], []);
+  checkMetadata(cm.typeVariables[const Symbol('T')], [m1, m2]);
+
+  TypedefMirror tm = reflectClass(Predicate);
+  FunctionTypeMirror ftm = tm.referent;
+  checkMetadata(ftm.typeVariables[const Symbol('G')], [m1, m2]);
+}