bluetooth: Improve testability

chrome/browser/chromeos/bluetooth/bluetooth_device.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 CHROME_BROWSER_CHROMEOS_BLUETOOTH_BLUETOOTH_DEVICE_H_
 #define CHROME_BROWSER_CHROMEOS_BLUETOOTH_BLUETOOTH_DEVICE_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 19 matching lines @@
 // actions that may be performed on the remove device such as pairing,
 // connection and disconnection.
 //
 // The class is instantiated and managed by the BluetoothAdapter class
 // and pointers should only be obtained from that class and not cached,
 // instead use the address() method as a unique key for a device.
 //
 // Since the lifecycle of BluetoothDevice instances is managed by
 // BluetoothAdapter, that class rather than this provides observer methods
 // for devices coming and going, as well as properties being updated.
-class BluetoothDevice : private BluetoothDeviceClient::Observer,
-                        private BluetoothAgentServiceProvider::Delegate {
+class BluetoothDevice : public BluetoothDeviceClient::Observer,
+                        public BluetoothAgentServiceProvider::Delegate {
  public:
   // Possible values that may be returned by GetDeviceType(), representing
   // different types of bluetooth device that we support or are aware of
   // decoded from the bluetooth class information.
   enum DeviceType {
     DEVICE_UNKNOWN,
     DEVICE_COMPUTER,
     DEVICE_PHONE,
     DEVICE_MODEM,
     DEVICE_PERIPHERAL,
@@ skipping 553 matching lines @@
 
   // Used to keep track of pending application connection requests.
   int connecting_applications_counter_;
 
   DISALLOW_COPY_AND_ASSIGN(BluetoothDevice);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_BLUETOOTH_BLUETOOTH_DEVICE_H_