Bluetooth: call DeviceChanged observer method on IsConnecting() change

device/bluetooth/bluetooth_adapter_experimental_chromeos.h

 // Copyright (c) 2013 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 DEVICE_BLUETOOTH_BLUETOOTH_ADAPTER_EXPERIMENTAL_CHROMEOS_H_
 #define DEVICE_BLUETOOTH_BLUETOOTH_ADAPTER_EXPERIMENTAL_CHROMEOS_H_
 
 #include <string>
 
 #include "base/memory/weak_ptr.h"
@@ skipping 80 matching lines @@
 
   // Remove the currently tracked adapter. IsPresent() will return false after
   // this is called.
   void RemoveAdapter();
 
   // Announce to observers a change in the adapter state.
   void PoweredChanged(bool powered);
   void DiscoveringChanged(bool discovering);
   void PresentChanged(bool present);
 
+  // Announce to observers a change in device state that is not reflected by
+  // its D-Bus properties.
+  void NotifyDeviceChanged(BluetoothDeviceExperimentalChromeOS* device);
+
   // Called by dbus:: on completion of the powered property change.
   void OnSetPowered(const base::Closure& callback,
                     const ErrorCallback& error_callback,
                     bool success);
 
   // Called by dbus:: on completion of the D-Bus method call to start discovery.
   void OnStartDiscovery(const base::Closure& callback);
   void OnStartDiscoveryError(const ErrorCallback& error_callback,
                              const std::string& error_name,
                              const std::string& error_message);
@@ skipping 13 matching lines @@
   // Note: This should remain the last member so it'll be destroyed and
   // invalidate its weak pointers before any other members are destroyed.
   base::WeakPtrFactory<BluetoothAdapterExperimentalChromeOS> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(BluetoothAdapterExperimentalChromeOS);
 };
 
 }  // namespace chromeos
 
 #endif  // DEVICE_BLUETOOTH_BLUETOOTH_ADAPTER_EXPERIMENTAL_CHROMEOS_H_