Regkey functions return error code instead of bool

chrome/installer/setup/setup_main.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 <windows.h>
 #include <msi.h>
 #include <shellapi.h>
 #include <shlobj.h>
 
 #include <string>
@@ skipping 149 matching lines @@
 
   HKEY reg_root = installation.system_level() ? HKEY_LOCAL_MACHINE :
                                                 HKEY_CURRENT_USER;
   const Products& products = installation.products();
   for (size_t i = 0; i < products.size(); ++i) {
     const Product* product = products[i];
     BrowserDistribution* browser_dist = product->distribution();
     std::wstring version_key(browser_dist->GetVersionKey());
     install_list->AddDeleteRegValueWorkItem(reg_root,
                                             version_key,
-                                            google_update::kRegOldVersionField,
-                                            REG_SZ);
+                                            google_update::kRegOldVersionField);
     install_list->AddDeleteRegValueWorkItem(reg_root,
                                             version_key,
-                                            google_update::kRegRenameCmdField,
-                                            REG_SZ);
+                                            google_update::kRegRenameCmdField);
   }
   installer::InstallStatus ret = installer::RENAME_SUCCESSFUL;
   if (!install_list->Do()) {
     LOG(ERROR) << "Renaming of executables failed. Rolling back any changes.";
     install_list->Rollback();
     ret = installer::RENAME_FAILED;
   }
   file_util::Delete(temp_path, true);
   return ret;
 }
@@ skipping 830 matching lines @@
       // to pass through, since this is only returned on uninstall which is
       // never invoked directly by Google Update.
       return_code = InstallUtil::GetInstallReturnCode(install_status);
     }
   }
 
   VLOG(1) << "Installation complete, returning: " << return_code;
 
   return return_code;
 }