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

chrome/installer/util/shell_util.cc

Index: chrome/installer/util/shell_util.cc
diff --git a/chrome/installer/util/shell_util.cc b/chrome/installer/util/shell_util.cc
index 1e67163d9173198f8f002a714d59d160dfbf932c..0793037c71ad21d130da69202d023d6b762c2c7b 100644
--- a/chrome/installer/util/shell_util.cc
+++ b/chrome/installer/util/shell_util.cc
@@ -1653,8 +1653,9 @@ void ShellUtil::GetRegisteredBrowsers(
   const HKEY roots[] = { HKEY_LOCAL_MACHINE, HKEY_CURRENT_USER };
   for (int i = 0; i < arraysize(roots); ++i) {
     const HKEY root = roots[i];
-    for (base::win::RegistryKeyIterator iter(root, base_key.c_str());
-         iter.Valid(); ++iter) {
+    for (base::win::RegistryKeyIterator iter(root, base_key.c_str(), 0);
+         iter.Valid();
+         ++iter) {
       client_path.assign(base_key).append(1, L'\\').append(iter.Name());
       // Read the browser's name (localized according to install language).
       if (key.Open(root, client_path.c_str(),