extensions: Relocate pref name constants.

chrome/browser/ui/app_list/recommended_apps.cc

 // Copyright 2013 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/ui/app_list/recommended_apps.h"
 
 #include <algorithm>
 #include <vector>
 
 #include "base/bind.h"
 #include "chrome/browser/extensions/extension_prefs.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/extensions/extension_system_factory.h"
 #include "chrome/browser/extensions/install_tracker.h"
 #include "chrome/browser/extensions/install_tracker_factory.h"
 #include "chrome/browser/ui/app_list/recommended_apps_observer.h"
 #include "chrome/common/pref_names.h"
+#include "extensions/browser/pref_names.h"
 #include "extensions/common/extension.h"
 #include "extensions/common/extension_set.h"
 
 namespace app_list {
 
 namespace {
 
 struct AppSortInfo {
   AppSortInfo() : app(NULL) {}
   AppSortInfo(const extensions::Extension* app,
@@ skipping 10 matching lines @@
 
 }  // namespace
 
 RecommendedApps::RecommendedApps(Profile* profile) : profile_(profile) {
   extensions::InstallTrackerFactory::GetForProfile(profile_)->AddObserver(this);
 
   ExtensionService* service =
       extensions::ExtensionSystem::Get(profile_)->extension_service();
   extensions::ExtensionPrefs* prefs = service->extension_prefs();
   pref_change_registrar_.Init(prefs->pref_service());
-  pref_change_registrar_.Add(prefs::kExtensionsPref,
+  pref_change_registrar_.Add(extensions::pref_names::kExtensions,
                              base::Bind(&RecommendedApps::Update,
                                         base::Unretained(this)));
 
   Update();
 }
 
 RecommendedApps::~RecommendedApps() {
   extensions::InstallTrackerFactory::GetForProfile(profile_)
       ->RemoveObserver(this);
 }
@@ skipping 69 matching lines @@
 }
 
 void RecommendedApps::OnAppsReordered() {}
 
 void RecommendedApps::OnAppInstalledToAppList(
     const std::string& extension_id) {}
 
 void RecommendedApps::OnShutdown() {}
 
 }  // namespace app_list