This adds a private extension API to use for simple networking

chrome/browser/chromeos/extensions/networking_private_apitest.cc

Index: chrome/browser/chromeos/extensions/networking_private_apitest.cc
diff --git a/chrome/browser/chromeos/extensions/networking_private_apitest.cc b/chrome/browser/chromeos/extensions/networking_private_apitest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..230f41da64720cadcc527ab5e6e4f153f190d743
--- /dev/null
+++ b/chrome/browser/chromeos/extensions/networking_private_apitest.cc
@@ -0,0 +1,30 @@
+// Copyright (c) 2013 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 <stdio.h>
+
+#include "base/stl_util.h"
+#include "chrome/browser/extensions/extension_apitest.h"
+#include "chrome/common/chrome_switches.h"
+#include "chrome/test/base/ui_test_utils.h"
+
+namespace chromeos {
+
+class ExtensionNetworkingPrivateApiTest : public ExtensionApiTest {
+ public:
+  // Whitelist the testing extension.
+  virtual void SetUpCommandLine(CommandLine* command_line) {
+    ExtensionApiTest::SetUpCommandLine(command_line);
+
+    // Whitelist the extension ID of the test extension.
+    command_line->AppendSwitchASCII(
+        switches::kWhitelistedExtensionID, "epcifkihnkjgphfkloaaleeakhpmgdmn");
+ }
+};
+
+IN_PROC_BROWSER_TEST_F(ExtensionNetworkingPrivateApiTest, BasicFunctions) {
+  ASSERT_TRUE(RunComponentExtensionTest("networking")) << message_;
+}
+
+}  // namespace chromeos