Allow Registry Iterator functions to use a specified WOW64 mode when iterating.

chrome/installer/util/installation_state.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/installer/util/installation_state.h"
 
 #include "base/logging.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/version.h"
@@ skipping 24 matching lines @@
 // Returns false if there is no "Commands" subkey or on error.
 // static
 bool ProductState::InitializeCommands(const base::win::RegKey& version_key,
                                       AppCommands* commands) {
   static const DWORD kAccess =
       KEY_ENUMERATE_SUB_KEYS | KEY_QUERY_VALUE | KEY_WOW64_32KEY;
   base::win::RegKey commands_key;
 
   if (commands_key.Open(version_key.Handle(), google_update::kRegCommandsKey,
                         kAccess) == ERROR_SUCCESS)
-    return commands->Initialize(commands_key);
+    return commands->Initialize(commands_key, KEY_WOW64_32KEY);
   return false;
 }
 
 bool ProductState::Initialize(bool system_install,
                               BrowserDistribution* distribution) {
   static const DWORD kAccess = KEY_QUERY_VALUE | KEY_WOW64_32KEY;
   const std::wstring version_key(distribution->GetVersionKey());
   const std::wstring state_key(distribution->GetStateKey());
   const HKEY root_key = system_install ? HKEY_LOCAL_MACHINE : HKEY_CURRENT_USER;
   base::win::RegKey key;
@@ skipping 213 matching lines @@
 }
 
 const ProductState* InstallationState::GetProductState(
     bool system_install,
     BrowserDistribution::Type type) const {
   const ProductState* product_state =
       GetNonVersionedProductState(system_install, type);
   return product_state->version_.get() == NULL ? NULL : product_state;
 }
 }  // namespace installer