[Password Manager] Verify that password is updated if multiple credentials

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 7b9ab4a50f1d1dd544035753c181744f4f65ae75..89c6933f4da207fbd7b76e273b917f8513bc265e 100644
--- a/components/password_manager/core/browser/password_form_manager.h
+++ b/components/password_manager/core/browser/password_form_manager.h
@@ -161,6 +161,10 @@ class PasswordFormManager : public PasswordStoreConsumer {
     return best_matches_;
   }
 
+  const autofill::PasswordForm* preferred_match() const {
+    return preferred_match_;
+  }
+
   // Returns the realm URL for the form managed my this manager.
   const std::string& realm() const {
     return pending_credentials_.signon_realm;