Remove PrefServiceSimple, replacing it with PrefService and PrefRegistrySimple.

chrome/browser/ui/app_list/app_list_util.cc

 // Copyright 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/ui/app_list/app_list_util.h"
 
 #include "base/file_util.h"
 #include "build/build_config.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/extensions/extension_prefs.h"
+#include "chrome/browser/prefs/pref_registry_simple.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/common/chrome_constants.h"
 #include "chrome/common/pref_names.h"
 
 namespace chrome {
 
 #if defined(OS_CHROMEOS)
 // Default implementation for ports which do not have this implemented.
 void InitAppList(Profile* profile) {}
 #endif
@@ skipping 13 matching lines @@
       local_state->HasPrefPath(prefs::kProfileLastUsed))
     app_list_profile = local_state->GetString(prefs::kProfileLastUsed);
 
   std::string profile_path = app_list_profile.empty() ?
       chrome::kInitialProfile :
       app_list_profile;
 
   return user_data_dir.AppendASCII(profile_path);
 }
 
-void RegisterAppListPrefs(PrefServiceSimple* prefs) {
-  prefs->RegisterStringPref(prefs::kAppListProfile, "");
+void RegisterAppListPrefs(PrefRegistrySimple* registry) {
+  registry->RegisterStringPref(prefs::kAppListProfile, "");
 }
 #endif  // defined(ENABLE_APP_LIST)
 
 
 }  // namespace chrome