Prototype FrameletGuest/Container Class stubs.

components/framelet/common/framelet_constants.cc

Index: components/framelet/common/framelet_constants.cc
diff --git a/components/framelet/common/framelet_constants.cc b/components/framelet/common/framelet_constants.cc
new file mode 100644
index 0000000000000000000000000000000000000000..4b54c17c9a792313524456f918dc4f713f8fb1c8
--- /dev/null
+++ b/components/framelet/common/framelet_constants.cc
@@ -0,0 +1,13 @@
+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "components/framelet/common/framelet_constants.h"
+
+namespace framelet {
+
+const char kEmbedderAPINamespace[] = "frameletInternal";
+
+const char kURL[] = "url";
+
+}  // namespace framelet