Implemented BluetoothAdapterWin::IsPresent().

device/bluetooth/bluetooth_adapter_factory.cc

 // 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.
 
 #include "device/bluetooth/bluetooth_adapter_factory.h"
 
 #include "base/lazy_instance.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/weak_ptr.h"
 #include "device/bluetooth/bluetooth_adapter.h"
@@ skipping 20 matching lines @@
 // static
 scoped_refptr<BluetoothAdapter> BluetoothAdapterFactory::DefaultAdapter() {
   if (!default_adapter.Get().get()) {
 #if defined(OS_CHROMEOS)
     chromeos::BluetoothAdapterChromeOs* new_adapter =
         new chromeos::BluetoothAdapterChromeOs;
     new_adapter->TrackDefaultAdapter();
     default_adapter.Get() = new_adapter->weak_ptr_factory_.GetWeakPtr();
 #elif defined(OS_WIN)
     BluetoothAdapterWin* new_adapter = new BluetoothAdapterWin;
+    new_adapter->TrackDefaultAdapter();
     default_adapter.Get() = new_adapter->weak_ptr_factory_.GetWeakPtr();
 #endif
   }
 
   return scoped_refptr<BluetoothAdapter>(default_adapter.Get());
 }
 
 // static
 BluetoothAdapter* BluetoothAdapterFactory::Create(const std::string& address) {
   BluetoothAdapter* adapter = NULL;
 #if defined(OS_CHROMEOS)
   chromeos::BluetoothAdapterChromeOs* adapter_chromeos =
       new chromeos::BluetoothAdapterChromeOs;
   adapter_chromeos->FindAdapter(address);
   adapter = adapter_chromeos;
 #elif defined(OS_WIN)
   adapter = new BluetoothAdapterWin;
 #endif
   return adapter;
 }
 
 }  // namespace device