bluetooth: Use BluetoothAdapter in BluetoothDispatcherHost.

device/bluetooth/bluetooth_adapter_chromeos.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_CHROMEOS_H_
 #define DEVICE_BLUETOOTH_BLUETOOTH_ADAPTER_CHROMEOS_H_
 
 #include <queue>
 #include <string>
 #include <utility>
@@ skipping 29 matching lines @@
 class DEVICE_BLUETOOTH_EXPORT BluetoothAdapterChromeOS
     : public device::BluetoothAdapter,
       public chromeos::BluetoothAdapterClient::Observer,
       public chromeos::BluetoothDeviceClient::Observer,
       public chromeos::BluetoothInputClient::Observer,
       public chromeos::BluetoothAgentServiceProvider::Delegate {
  public:
   static base::WeakPtr<BluetoothAdapter> CreateAdapter();
 
   // BluetoothAdapter:
-  void Shutdown();
+  void Shutdown() override;
   void DeleteOnCorrectThread() const override;
   void AddObserver(device::BluetoothAdapter::Observer* observer) override;
   void RemoveObserver(device::BluetoothAdapter::Observer* observer) override;
   std::string GetAddress() const override;
   std::string GetName() const override;
   void SetName(const std::string& name,
                const base::Closure& callback,
                const ErrorCallback& error_callback) override;
   bool IsInitialized() const override;
   bool IsPresent() const override;
@@ skipping 217 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<BluetoothAdapterChromeOS> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(BluetoothAdapterChromeOS);
 };
 
 }  // namespace chromeos
 
 #endif  // DEVICE_BLUETOOTH_BLUETOOTH_ADAPTER_CHROMEOS_H_