Fix blacklisting for desktop infobars.

components/password_manager/core/browser/password_form_manager.h

Index: components/password_manager/core/browser/password_form_manager.h
diff --git a/components/password_manager/core/browser/password_form_manager.h b/components/password_manager/core/browser/password_form_manager.h
index 7e3a5e9e4a3e5e1da4ac32d2153a46fc7e1e6a7a..1d0c5cd90daa467080079ea87ca65264662f9900 100644
--- a/components/password_manager/core/browser/password_form_manager.h
+++ b/components/password_manager/core/browser/password_form_manager.h
@@ -138,7 +138,7 @@ class PasswordFormManager : public PasswordStoreConsumer {
   // A user opted to 'never remember' passwords for this form.
   // Blacklist it so that from now on when it is seen we ignore it.
   // TODO: Make this private once we switch to the new UI.
-  void PermanentlyBlacklist();
+  virtual void PermanentlyBlacklist();
 
   // If the user has submitted observed_form_, provisionally hold on to
   // the submitted credentials until we are told by PasswordManager whether