Replace more ObserverList with base::ObserverList.

chromeos/dbus/cras_audio_client.cc

 // Copyright (c) 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.
 
 #include "chromeos/dbus/cras_audio_client.h"
 
 #include "base/bind.h"
 #include "base/format_macros.h"
 #include "base/strings/stringprintf.h"
 #include "dbus/bus.h"
@@ skipping 397 matching lines @@
       } else if (key == cras::kPluggedTimeProperty) {
         if (!value_reader.PopUint64(&node->plugged_time))
           return false;
       }
     }
 
     return true;
   }
 
   dbus::ObjectProxy* cras_proxy_;
-  ObserverList<Observer> observers_;
+  base::ObserverList<Observer> observers_;
 
   // 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<CrasAudioClientImpl> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(CrasAudioClientImpl);
 };
 
 CrasAudioClient::Observer::~Observer() {
 }
@@ skipping 21 matching lines @@
 
 CrasAudioClient::~CrasAudioClient() {
 }
 
 // static
 CrasAudioClient* CrasAudioClient::Create() {
   return new CrasAudioClientImpl();
 }
 
 }  // namespace chromeos