Remove the very old code that migrated password data from the WebDataService to PasswordStore.

chrome/browser/password_manager/password_store_win.h

Index: chrome/browser/password_manager/password_store_win.h
===================================================================
--- chrome/browser/password_manager/password_store_win.h	(revision 133948)
+++ chrome/browser/password_manager/password_store_win.h	(working copy)
@@ -23,7 +23,7 @@
 // but also uses IE7 passwords if no others found.
 class PasswordStoreWin : public PasswordStoreDefault {
  public:
-  // FilePath specifies path to WebDatabase.
+  // WebDataService is only used for IE7 password fetching.
   PasswordStoreWin(LoginDatabase* login_database,
                    Profile* profile,
                    WebDataService* web_data_service);