bluetooth: Create stub manager, adapter and device.

chromeos/dbus/bluetooth_node_client.h

 // 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.
 
 #ifndef CHROMEOS_DBUS_BLUETOOTH_NODE_CLIENT_H_
 #define CHROMEOS_DBUS_BLUETOOTH_NODE_CLIENT_H_
 
 #include <string>
 
 #include "base/callback.h"
@@ skipping 19 matching lines @@
  public:
   // Structure of properties associated with persistent device nodes.
   struct Properties : public BluetoothPropertySet {
     // The name of the device node under /dev. Read-only.
     dbus::Property<std::string> name;
 
     // Object path of the device the node binding belongs to. Read-only.
     dbus::Property<dbus::ObjectPath> device;
 
     Properties(dbus::ObjectProxy* object_proxy,
-               PropertyChangedCallback callback);
+               const PropertyChangedCallback& callback);
     virtual ~Properties();
   };
 
   // Interface for observing changes from a persistent device node binding.
   class Observer {
    public:
     virtual ~Observer() {}
 
     // Called when the node binding with object path |object_path| has a
     // change in value of the property named |property_name|.
@@ skipping 21 matching lines @@
  protected:
   BluetoothNodeClient();
 
  private:
   DISALLOW_COPY_AND_ASSIGN(BluetoothNodeClient);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROMEOS_DBUS_BLUETOOTH_NODE_CLIENT_H_