Fix in-use updates for Chrome Frame.

chrome/installer/util/work_item_list.h

Index: chrome/installer/util/work_item_list.h
diff --git a/chrome/installer/util/work_item_list.h b/chrome/installer/util/work_item_list.h
index e73a1accb67b5ac739281b92bd80c0d1c76c0dad..f334a4a40cf9a1643e3216120be00e4ceacc5999 100644
--- a/chrome/installer/util/work_item_list.h
+++ b/chrome/installer/util/work_item_list.h
@@ -40,7 +40,8 @@ class WorkItemList : public WorkItem {
   // Add a CopyRegKeyWorkItem that recursively copies a given registry key.
   virtual WorkItem* AddCopyRegKeyWorkItem(HKEY predefined_root,
                                           const std::wstring& source_key_path,
-                                          const std::wstring& dest_key_path);
+                                          const std::wstring& dest_key_path,
+                                          CopyOverWriteOption overwrite_option);
 
   // Add a CopyTreeWorkItem to the list of work items.
   // See the NOTE in the documentation for the CopyTreeWorkItem class for