Add WOW64 support to the installer registry work items

chrome/installer/util/delete_reg_key_work_item.cc

Index: chrome/installer/util/delete_reg_key_work_item.cc
diff --git a/chrome/installer/util/delete_reg_key_work_item.cc b/chrome/installer/util/delete_reg_key_work_item.cc
index 462698f44bc91ec6b84f446121d60668f291b33b..7efcfb7a6501406640b2788daeeb809ce25e993e 100644
--- a/chrome/installer/util/delete_reg_key_work_item.cc
+++ b/chrome/installer/util/delete_reg_key_work_item.cc
@@ -15,9 +15,11 @@ DeleteRegKeyWorkItem::~DeleteRegKeyWorkItem() {
 }
 
 DeleteRegKeyWorkItem::DeleteRegKeyWorkItem(HKEY predefined_root,
-                                           const std::wstring& path)
+                                           const std::wstring& path,
+                                           RegWow64ViewOption reg_wow64_option)
     : predefined_root_(predefined_root),
-      path_(path) {
+      path_(path),
+      reg_wow64_option_(reg_wow64_option) {
   DCHECK(predefined_root);
   // It's a safe bet that we don't want to delete one of the root trees.
   DCHECK(!path.empty());