Update Confirmation UI for saved password change

components/password_manager/core/browser/password_manager.cc

Index: components/password_manager/core/browser/password_manager.cc
diff --git a/components/password_manager/core/browser/password_manager.cc b/components/password_manager/core/browser/password_manager.cc
index b48e6703da31a38b23ad61ce37c1cbca95ad9449..212e7f10a27b71f046fe25edc018cd371ad6a866 100644
--- a/components/password_manager/core/browser/password_manager.cc
+++ b/components/password_manager/core/browser/password_manager.cc
@@ -564,7 +564,9 @@ bool PasswordManager::CanProvisionalManagerSave() {
 
 bool PasswordManager::ShouldPromptUserToSavePassword() const {
   return !client_->IsAutomaticPasswordSavingEnabled() &&
-         provisional_save_manager_->IsNewLogin() &&
+         (provisional_save_manager_->IsNewLogin() ||
+          provisional_save_manager_->observed_form()
+              .IsPossibleChangePasswordFormWithoutUsername()) &&
          !provisional_save_manager_->has_generated_password() &&
          !provisional_save_manager_->IsPendingCredentialsPublicSuffixMatch();
 }
@@ -696,9 +698,13 @@ void PasswordManager::OnLoginSuccessful() {
                           empty_password);
     if (logger)
       logger->LogMessage(Logger::STRING_DECISION_ASK);
-    if (client_->PromptUserToSavePassword(
+    bool update_password = !provisional_save_manager_->best_matches().empty() &&
+                           provisional_save_manager_->observed_form()
+                               .IsPossibleChangePasswordFormWithoutUsername();
+    if (client_->PromptUserToSaveOrUpdatePassword(
             provisional_save_manager_.Pass(),
-            CredentialSourceType::CREDENTIAL_SOURCE_PASSWORD_MANAGER)) {
+            CredentialSourceType::CREDENTIAL_SOURCE_PASSWORD_MANAGER,
+            update_password)) {
       if (logger)
         logger->LogMessage(Logger::STRING_SHOW_PASSWORD_PROMPT);
     }