Metrics for submission event when a user accepts save/update prompt.

components/password_manager/core/browser/password_form_manager.cc

Index: components/password_manager/core/browser/password_form_manager.cc
diff --git a/components/password_manager/core/browser/password_form_manager.cc b/components/password_manager/core/browser/password_form_manager.cc
index eb88be67ab7c5ccd1a549ad592c423236fc4d6b3..bed0ff943bf19b79bd4a71629daafe6ab655341c 100644
--- a/components/password_manager/core/browser/password_form_manager.cc
+++ b/components/password_manager/core/browser/password_form_manager.cc
@@ -419,6 +419,9 @@ void PasswordFormManager::Save() {
   DCHECK_EQ(FormFetcher::State::NOT_WAITING, form_fetcher_->GetState());
   DCHECK(!client_->IsIncognito());
 
+  metrics_util::LogPasswordAcceptedSaveUpdateSubmissionIndicatorEvent(
+      submitted_form_->submission_event);
+
   if ((user_action_ == kUserActionNone) &&
       DidPreferenceChange(best_matches_, pending_credentials_.username_value)) {
     SetUserAction(kUserActionChoose);
@@ -451,6 +454,8 @@ void PasswordFormManager::Save() {
 
 void PasswordFormManager::Update(
     const autofill::PasswordForm& credentials_to_update) {
+  metrics_util::LogPasswordAcceptedSaveUpdateSubmissionIndicatorEvent(
+      submitted_form_->submission_event);
   if (observed_form_.IsPossibleChangePasswordForm()) {
     FormStructure form_structure(credentials_to_update.form_data);
     UploadPasswordVote(observed_form_, autofill::NEW_PASSWORD,