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

chrome/installer/setup/uninstall.cc

Index: chrome/installer/setup/uninstall.cc
diff --git a/chrome/installer/setup/uninstall.cc b/chrome/installer/setup/uninstall.cc
index c06a2fcc2d19b4ef429c82d3cfb7bd5e47f029ab..e9450ffd2b196f75a6c3c31cc547e4d1e9ddf18a 100644
--- a/chrome/installer/setup/uninstall.cc
+++ b/chrome/installer/setup/uninstall.cc
@@ -803,7 +803,7 @@ void UninstallActiveSetupEntries(const InstallerState& installer_state,
                     "hives.";
   }
 
-  for (base::win::RegistryKeyIterator it(HKEY_LOCAL_MACHINE, kProfileList);
+  for (base::win::RegistryKeyIterator it(HKEY_LOCAL_MACHINE, kProfileList, 0);
        it.Valid(); ++it) {
     const wchar_t* profile_sid = it.Name();
 
@@ -938,8 +938,9 @@ bool DeleteChromeRegistrationKeys(const InstallerState& installer_state,
     base::string16 client_name;
     base::string16 client_key;
     base::string16 open_key;
-    for (RegistryKeyIterator iter(root, ShellUtil::kRegStartMenuInternet);
-         iter.Valid(); ++iter) {
+    for (RegistryKeyIterator iter(root, ShellUtil::kRegStartMenuInternet, 0);
+         iter.Valid();
+         ++iter) {
       client_name.assign(iter.Name());
       client_key.assign(ShellUtil::kRegStartMenuInternet)
           .append(1, L'\\')