Replace more ObserverList with base::ObserverList.

chromeos/accelerometer/accelerometer_reader.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/accelerometer/accelerometer_reader.h"
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/files/file_util.h"
@@ skipping 194 matching lines @@
   if (update_)
     observer->OnAccelerometerUpdated(update_.get());
 }
 
 void AccelerometerReader::RemoveObserver(Observer* observer) {
   observers_->RemoveObserver(observer);
 }
 
 AccelerometerReader::AccelerometerReader()
     : configuration_(new AccelerometerReader::Configuration()),
-      observers_(new ObserverListThreadSafe<Observer>()),
+      observers_(new base::ObserverListThreadSafe<Observer>()),
       weak_factory_(this) {
 }
 
 AccelerometerReader::~AccelerometerReader() {
 }
 
 void AccelerometerReader::OnInitialized(
     scoped_refptr<AccelerometerReader::Configuration> configuration,
     bool success) {
   if (success)
@@ skipping 40 matching lines @@
 
   // Trigger another read after the current sampling delay.
   base::MessageLoop::current()->PostDelayedTask(
       FROM_HERE,
       base::Bind(&AccelerometerReader::TriggerRead,
                  weak_factory_.GetWeakPtr()),
       base::TimeDelta::FromMilliseconds(kDelayBetweenReadsMs));
 }
 
 }  // namespace chromeos