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

chrome/browser/history/shortcuts_backend_factory.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/history/shortcuts_backend_factory.h"
 
+#include "base/prefs/pref_service.h"
 #include "chrome/browser/history/shortcuts_backend.h"
-#include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/profiles/profile_dependency_manager.h"
 #include "chrome/common/pref_names.h"
 
 using history::ShortcutsBackend;
 
 // static
 scoped_refptr<ShortcutsBackend> ShortcutsBackendFactory::GetForProfile(
     Profile* profile) {
   return static_cast<ShortcutsBackend*>(
       GetInstance()->GetServiceForProfile(profile, true).get());
@@ skipping 43 matching lines @@
   scoped_refptr<history::ShortcutsBackend> backend(
       new ShortcutsBackend(profile, false));
   if (backend->Init())
     return backend;
   return NULL;
 }
 
 bool ShortcutsBackendFactory::ServiceIsNULLWhileTesting() const {
   return true;
 }