This adds a private extension API to use for simple networking

chromeos/dbus/shill_service_client.cc

 // Copyright (c) 2012 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 "chromeos/dbus/shill_service_client.h"
 
 #include "base/bind.h"
 #include "base/chromeos/chromeos_version.h"
 #include "base/message_loop.h"
 #include "base/stl_util.h"
@@ skipping 294 matching lines @@
       return;
     MessageLoop::current()->PostTask(
         FROM_HERE,
         base::Bind(&ShillServiceClientStubImpl::PassStubListValue,
                    callback, base::Owned(results.release())));
   }
 
   virtual void Connect(const dbus::ObjectPath& service_path,
                        const base::Closure& callback,
                        const ErrorCallback& error_callback) OVERRIDE {
+    base::Value* service;
+    if (!stub_services_.Get(service_path.value(), &service)) {
+      error_callback.Run("Error.InvalidService", "Invalid Service");
+      return;
+    }
     // Set Associating
     base::StringValue associating_value(flimflam::kStateAssociation);
     SetServiceProperty(service_path.value(),
                        flimflam::kStateProperty,
                        associating_value);
     // Set Online after a delay
     const int kConnectDelaySeconds = 5;
     base::StringValue online_value(flimflam::kStateOnline);
     MessageLoop::current()->PostDelayedTask(
         FROM_HERE,
@@ skipping 200 matching lines @@
 ShillServiceClient* ShillServiceClient::Create(
     DBusClientImplementationType type,
     dbus::Bus* bus) {
   if (type == REAL_DBUS_CLIENT_IMPLEMENTATION)
     return new ShillServiceClientImpl(bus);
   DCHECK_EQ(STUB_DBUS_CLIENT_IMPLEMENTATION, type);
   return new ShillServiceClientStubImpl();
 }
 
 }  // namespace chromeos