Replace more ObserverList with base::ObserverList.

chromeos/dbus/bluetooth_media_client.cc

 // Copyright 2014 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 "chromeos/dbus/bluetooth_media_client.h"
 
 #include "base/bind.h"
 #include "base/logging.h"
 #include "base/memory/ref_counted.h"
 #include "base/observer_list.h"
@@ skipping 197 matching lines @@
       reader.PopString(&error_message);
     } else {
       error_name = kNoResponseError;
     }
     error_callback.Run(error_name, error_message);
   }
 
   dbus::ObjectManager* object_manager_;
 
   // List of observers interested in event notifications from us.
-  ObserverList<BluetoothMediaClient::Observer> observers_;
+  base::ObserverList<BluetoothMediaClient::Observer> observers_;
 
   base::WeakPtrFactory<BluetoothMediaClientImpl> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(BluetoothMediaClientImpl);
 };
 
 BluetoothMediaClient::BluetoothMediaClient() {
 }
 
 BluetoothMediaClient::~BluetoothMediaClient() {
 }
 
 BluetoothMediaClient* BluetoothMediaClient::Create() {
   return new BluetoothMediaClientImpl();
 }
 
 }  // namespace chromeos