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

chrome/browser/prefs/scoped_user_pref_update.cc

 // Copyright (c) 2011 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/scoped_user_pref_update.h"
 
 #include "base/logging.h"
 #include "base/prefs/pref_notifier.h"
-#include "chrome/browser/prefs/pref_service.h"
+#include "base/prefs/pref_service.h"
 
 namespace subtle {
 
 ScopedUserPrefUpdateBase::ScopedUserPrefUpdateBase(PrefService* service,
                                                    const char* path)
     : service_(service),
       path_(path),
       value_(NULL) {}
 
 ScopedUserPrefUpdateBase::~ScopedUserPrefUpdateBase() {
   Notify();
 }
 
 Value* ScopedUserPrefUpdateBase::GetValueOfType(base::Value::Type type) {
   if (!value_)
     value_ = service_->GetMutableUserPref(path_.c_str(), type);
   return value_;
 }
 
 void ScopedUserPrefUpdateBase::Notify() {
   if (value_) {
     service_->ReportUserPrefChanged(path_);
     value_ = NULL;
   }
 }
 
 }  // namespace subtle