Regkey functions return error code instead of bool

chrome/browser/enumerate_modules_model_win.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/enumerate_modules_model_win.h"
 
 #include <Tlhelp32.h>
 #include <wintrust.h>
 
 #include "app/l10n_util.h"
@@ skipping 405 matching lines @@
   ReadShellExtensions(HKEY_LOCAL_MACHINE);
   ReadShellExtensions(HKEY_CURRENT_USER);
 }
 
 void ModuleEnumerator::ReadShellExtensions(HKEY parent) {
   base::win::RegistryValueIterator registration(parent, kRegPath);
   while (registration.Valid()) {
     std::wstring key(std::wstring(L"CLSID\\") + registration.Name() +
         L"\\InProcServer32");
     base::win::RegKey clsid;
-    if (!clsid.Open(HKEY_CLASSES_ROOT, key.c_str(), KEY_READ)) {
+    if (clsid.Open(HKEY_CLASSES_ROOT, key.c_str(), KEY_READ) != ERROR_SUCCESS) {
       ++registration;
       continue;
     }
     string16 dll;
-    if (!clsid.ReadValue(L"", &dll)) {
+    if (clsid.ReadValue(L"", &dll) != ERROR_SUCCESS) {
       ++registration;
       continue;
     }
     clsid.Close();
 
     Module entry;
     entry.type = SHELL_EXTENSION;
     entry.location = dll;
     PopulateModuleInformation(&entry);
 
@@ skipping 437 matching lines @@
   GenerateHash(WideToUTF8(module.name), &filename);
   GenerateHash(WideToUTF8(module.location), &location);
   GenerateHash(WideToUTF8(module.description), &description);
   GenerateHash(WideToUTF8(module.digital_signer), &signer);
 
   string16 url = l10n_util::GetStringFUTF16(IDS_HELP_CENTER_VIEW_CONFLICTS,
       ASCIIToUTF16(filename), ASCIIToUTF16(location),
       ASCIIToUTF16(description), ASCIIToUTF16(signer));
   return GURL(UTF16ToUTF8(url));
 }