Implement PasswordFormManager::WipeStoreCopyIfOutdated in FormSaver

components/password_manager/core/browser/stub_form_saver.h

Index: components/password_manager/core/browser/stub_form_saver.h
diff --git a/components/password_manager/core/browser/stub_form_saver.h b/components/password_manager/core/browser/stub_form_saver.h
index dd37ec7157354bc80f1d503e6df02ce888e01836..6f5178ef84b9c5ced2d342964af0a0d240054425 100644
--- a/components/password_manager/core/browser/stub_form_saver.h
+++ b/components/password_manager/core/browser/stub_form_saver.h
@@ -30,6 +30,10 @@ class StubFormSaver : public FormSaver {
   void PresaveGeneratedPassword(
       const autofill::PasswordForm& generated) override {}
   void RemovePresavedPassword() override {}
+  void WipeOutdatedCopies(
+      const autofill::PasswordForm& pending,
+      autofill::PasswordFormMap* best_matches,
+      const autofill::PasswordForm** preferred_match) override {}
 
  private:
   DISALLOW_COPY_AND_ASSIGN(StubFormSaver);