Replace more ObserverList with base::ObserverList.

chromeos/dbus/audio_dsp_client.cc

 // Copyright 2015 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/audio_dsp_client.h"
 
 #include "base/bind.h"
 #include "base/memory/weak_ptr.h"
 #include "base/message_loop/message_loop.h"
 #include "base/observer_list.h"
@@ skipping 142 matching lines @@
   void OnSignalConnected(const std::string& interface,
                          const std::string& signal,
                          bool succeeded);
 
   dbus::ObjectProxy* proxy_;
 
   // True when |proxy_| has been connected to the Error signal.
   bool signal_connected_;
 
   // List of observers interested in event notifications from us.
-  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<AudioDspClientImpl> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(AudioDspClientImpl);
 };
 
 void AudioDspClientImpl::Init(dbus::Bus* bus) {
   proxy_ =
@@ skipping 201 matching lines @@
 
 AudioDspClient::~AudioDspClient() {
 }
 
 // static
 AudioDspClient* AudioDspClient::Create() {
   return new AudioDspClientImpl();
 }
 
 }  // namespace chromeos