bluetooth: Create stub manager, adapter and device.

chromeos/dbus/bluetooth_input_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_INPUT_CLIENT_H_
 #define CHROMEOS_DBUS_BLUETOOTH_INPUT_CLIENT_H_
 
 #include <string>
 
 #include "base/callback.h"
@@ skipping 17 matching lines @@
 // devices are those conforming to the Bluetooth SIG HID (Human Interface
 // Device) Profile such as keyboards, mice, trackpads and joysticks.
 class CHROMEOS_EXPORT BluetoothInputClient {
  public:
   // Structure of properties associated with bluetooth input devices.
   struct Properties : public BluetoothPropertySet {
     // Indicates that the device is currently connected. Read-only.
     dbus::Property<bool> connected;
 
     Properties(dbus::ObjectProxy* object_proxy,
-               PropertyChangedCallback callback);
+               const PropertyChangedCallback& callback);
     virtual ~Properties();
   };
 
   // Interface for observing changes from a bluetooth input device.
   class Observer {
    public:
     virtual ~Observer() {}
 
     // Called when the device with object path |object_path| has a
     // change in value of the input property named |property_name|.
@@ skipping 55 matching lines @@
  protected:
   BluetoothInputClient();
 
  private:
   DISALLOW_COPY_AND_ASSIGN(BluetoothInputClient);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROMEOS_DBUS_BLUETOOTH_INPUT_CLIENT_H_