Add initial sketch to shill repository

device.h

Index: device.h
diff --git a/device.h b/device.h
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+++ b/device.h
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+// Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef SHILL_DEVICE_
+#define SHILL_DEVICE_
+
+#include "shill/resource.h"
+#include "shill/shill_event.h"
+
+namespace shill {
+
+// Device superclass.  Individual network interfaces types will inherit from
+// this class.
+class Device : public Resource {
+ public:
+  // A constructor for the Device object
+  explicit Device(ControlInterface *control_interface,
+		  EventDispatcher *dispatcher);
+  ~Device();
+  void Start();
+  void Stop();
+
+ private:
+  DeviceProxyInterface *proxy_;
+  bool running_;
+  friend class DeviceProxyInterface;
+};
+
+}  // namespace shill
+
+#endif  // SHILL_DEVICE_