Removing SelectElement.add method and adding a constructor.

tests/html/element_constructor_1_test.dart

Index: tests/html/element_constructor_1_test.dart
diff --git a/tests/html/element_constructor_1_test.dart b/tests/html/element_constructor_1_test.dart
index d5333cd39fad048fc7df56c3af3b158b1e017f1c..cf4e43fe51a331f4898fcbfc012e46b0050d7c98 100644
--- a/tests/html/element_constructor_1_test.dart
+++ b/tests/html/element_constructor_1_test.dart
@@ -58,4 +58,9 @@ main() {
       var e = new SpanElement();
       Expect.isTrue(e is SpanElement);
     });
+
+  test('select', () {
+      var e = new SelectElement();
+      Expect.isTrue(e is SelectElement);
+    });
 }