Move remaining non-test, non-Chrome-specific Prefs code to base/prefs/.

base/prefs/pref_notifier_impl.cc

 // Copyright (c) 2012 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 "chrome/browser/prefs/pref_notifier_impl.h"
+#include "base/prefs/pref_notifier_impl.h"
 
 #include "base/logging.h"
+#include "base/prefs/pref_service.h"
 #include "base/stl_util.h"
-#include "chrome/browser/prefs/pref_service.h"
 
 PrefNotifierImpl::PrefNotifierImpl()
     : pref_service_(NULL) {
 }
 
 PrefNotifierImpl::PrefNotifierImpl(PrefService* service)
     : pref_service_(service) {
 }
 
 PrefNotifierImpl::~PrefNotifierImpl() {
@@ skipping 88 matching lines @@
 
   FOR_EACH_OBSERVER(PrefObserver,
                     *(observer_iterator->second),
                     OnPreferenceChanged(pref_service_, path));
 }
 
 void PrefNotifierImpl::SetPrefService(PrefService* pref_service) {
   DCHECK(pref_service_ == NULL);
   pref_service_ = pref_service;
 }