Add WOW64 support to the installer registry work items

chrome/installer/setup/uninstall.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.
 //
 // This file defines the methods useful for uninstalling Chrome.
 
 #include "chrome/installer/setup/uninstall.h"
 
 #include <windows.h>
 
@@ skipping 28 matching lines @@
 #include "chrome/installer/util/google_update_constants.h"
 #include "chrome/installer/util/google_update_settings.h"
 #include "chrome/installer/util/helper.h"
 #include "chrome/installer/util/install_util.h"
 #include "chrome/installer/util/installation_state.h"
 #include "chrome/installer/util/installer_state.h"
 #include "chrome/installer/util/logging_installer.h"
 #include "chrome/installer/util/self_cleaning_temp_dir.h"
 #include "chrome/installer/util/shell_util.h"
 #include "chrome/installer/util/util_constants.h"
+#include "chrome/installer/util/work_item.h"
 #include "content/public/common/result_codes.h"
 #include "rlz/lib/rlz_lib.h"
 
 using base::win::RegKey;
 
 namespace installer {
 
 namespace {
 
 // Avoid leaving behind a Temp dir.  If one exists, ask SelfCleaningTempDir to
@@ skipping 29 matching lines @@
     BrowserDistribution::Type dist_type = dist_types[i];
     const ProductState* product_state =
         original_state.GetProductState(system_level, dist_type);
     // Only modify other products if they're installed and multi.
     if (product_state != NULL &&
         product_state->is_multi_install() &&
         !product_state->channel().Equals(channel_info)) {
       BrowserDistribution* other_dist =
           BrowserDistribution::GetSpecificDistribution(dist_type);
       update_list->AddSetRegValueWorkItem(reg_root, other_dist->GetStateKey(),
-          google_update::kRegApField, channel_info.value(), true);
+          google_update::kRegApField, channel_info.value(),
+          true, WorkItem::WOW64_DEFAULT);

[Will Harris, 2014/05/16 17:29:07]

this looks like it should be WOW64_32 as it accesses the state key

     } else {
       LOG_IF(ERROR,
              product_state != NULL && product_state->is_multi_install())
           << "Channel value for "
           << BrowserDistribution::GetSpecificDistribution(
                  dist_type)->GetDisplayName()
           << " is somehow already set to the desired new value of "
           << channel_info.value();
     }
   }
@@ skipping 1329 matching lines @@
     // If we need a reboot to continue, schedule the parent directories for
     // deletion unconditionally. If they are not empty, the session manager
     // will not delete them on reboot.
     ScheduleParentAndGrandparentForDeletion(target_path);
   } else if (DeleteChromeDirectoriesIfEmpty(target_path) == DELETE_FAILED) {
     *uninstall_status = UNINSTALL_FAILED;
   }
 }
 
 }  // namespace installer