Implemented BluetoothAdapterMac::AddDevices().

device/bluetooth/bluetooth_adapter_mac.h

 // Copyright 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_MAC_H_
 #define DEVICE_BLUETOOTH_BLUETOOTH_ADAPTER_MAC_H_
 
 #include <string>
 
 #include "base/memory/ref_counted.h"
 #include "base/memory/weak_ptr.h"
 #include "base/observer_list.h"
 #include "device/bluetooth/bluetooth_adapter.h"
 
+#ifdef __OBJC__
+@class NSArray;
+#else
+class NSArray;
+#endif
+
 namespace base {
 
 class SequencedTaskRunner;
 
 }  // namespace base
 
 namespace device {
 
 class BluetoothAdapterMacTest;
 
@@ skipping 27 matching lines @@
   friend class BluetoothAdapterMacTest;
 
   BluetoothAdapterMac();
   virtual ~BluetoothAdapterMac();
 
   void TrackDefaultAdapter();
   void TrackTestAdapter(
       scoped_refptr<base::SequencedTaskRunner> ui_task_runner);
   void PollAdapter();
 
+  // Updates |devices_| to be consistent with |devices| and fires |DeviceAdded|,
+  // |DeviceChanged|, and |DeviceRemoved| observer calls.

[Mark Mentovai, 2013/03/19 16:04:35]

This comment should explain what |devices| is, because the declaration just says
“NSArray.” NSArray of what?

[youngki, 2013/03/19 19:04:55]

Done.

+  void UpdateDevices(NSArray* devices);
+
   bool powered_;
 
   scoped_refptr<base::SequencedTaskRunner> ui_task_runner_;
 
   // List of observers interested in event notifications from us.
   ObserverList<BluetoothAdapter::Observer> observers_;
 
   base::WeakPtrFactory<BluetoothAdapterMac> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(BluetoothAdapterMac);
 };
 
 }  // namespace device
 
 #endif  // DEVICE_BLUETOOTH_BLUETOOTH_ADAPTER_MAC_H_