This adds the onNetworkChanged event to networkingPrivate

chrome/browser/chromeos/extensions/networking_private_apitest.cc

 // 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 extension ID of the test extension.
   virtual void SetUpCommandLine(CommandLine* command_line) {
     ExtensionApiTest::SetUpCommandLine(command_line);
     command_line->AppendSwitchASCII(
         switches::kWhitelistedExtensionID, "epcifkihnkjgphfkloaaleeakhpmgdmn");
- }
+  }
 };
 
 IN_PROC_BROWSER_TEST_F(ExtensionNetworkingPrivateApiTest, BasicFunctions) {
   ASSERT_TRUE(RunComponentExtensionTest("networking")) << message_;
 }
 
 }  // namespace chromeos