Replace more ObserverList with base::ObserverList.

chromeos/dbus/fake_bluetooth_gatt_descriptor_client.h

 // 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.
 
 #ifndef CHROMEOS_DBUS_FAKE_BLUETOOTH_GATT_DESCRIPTOR_CLIENT_H_
 #define CHROMEOS_DBUS_FAKE_BLUETOOTH_GATT_DESCRIPTOR_CLIENT_H_
 
 #include <map>
 #include <string>
 
@@ skipping 69 matching lines @@
   struct DescriptorData {
     DescriptorData();
     ~DescriptorData();
 
     scoped_ptr<Properties> properties;
   };
   typedef std::map<dbus::ObjectPath, DescriptorData*> PropertiesMap;
   PropertiesMap properties_;
 
   // List of observers interested in event notifications from us.
-  ObserverList<Observer> observers_;
+  base::ObserverList<Observer> observers_;
 
   // Weak pointer factory for generating 'this' pointers that might live longer
   // than we do.
   // 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<FakeBluetoothGattDescriptorClient>
       weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(FakeBluetoothGattDescriptorClient);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROMEOS_DBUS_FAKE_BLUETOOTH_GATT_DESCRIPTOR_CLIENT_H_