[Password Generation] Send a boolean flag of whether user changed generated password

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 98100d29dd9e23c216cf0226dd1ac84c2dddbe5a..8bd66d2881a20eb8ec490f13d89802db71662844 100644
--- a/components/password_manager/core/browser/password_form_manager.cc
+++ b/components/password_manager/core/browser/password_form_manager.cc
@@ -565,6 +565,24 @@ void PasswordFormManager::Update(
                       old_primary_key ? &old_primary_key.value() : nullptr);
 }
 
+void PasswordFormManager::PresaveGeneratedPassword(
+    const autofill::PasswordForm& form) {
+  form_saver()->PresaveGeneratedPassword(form);
+  if (has_generated_password_) {
+    generated_password_changed_ = true;
+  } else {
+    has_generated_password_ = true;
+    generated_password_changed_ = false;
+  }
+}
+
+void PasswordFormManager::PasswordNoLongerGenerated() {
+  DCHECK(has_generated_password_);
+  form_saver()->RemovePresavedPassword();
+  has_generated_password_ = false;
+  generated_password_changed_ = false;
+}
+
 void PasswordFormManager::SetSubmittedForm(const autofill::PasswordForm& form) {
   bool is_change_password_form =
       !form.new_password_value.empty() && !form.password_value.empty();
@@ -975,6 +993,7 @@ void PasswordFormManager::AddGeneratedVote(
     autofill::AutofillField* field = form_structure->field(i);
     if (field->name == generation_element_) {
       field->set_generation_type(type);
+      field->set_generated_password_changed(generated_password_changed_);
       break;
     }
   }