Use correct element for Form Not Secure warning

components/autofill/content/renderer/password_autofill_agent.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "components/autofill/content/renderer/password_autofill_agent.h"
 
 #include <stddef.h>
 
 #include <memory>
 #include <string>
@@ skipping 1248 matching lines @@
         element.isPasswordField()
             ? element
             : web_input_to_password_info_[element].password_field;
     if (FillFormOnPasswordReceived(
             form_data, username_element, password_element,
             &field_value_and_properties_map_,
             base::Bind(&PasswordValueGatekeeper::RegisterElement,
                        base::Unretained(&gatekeeper_)),
             logger.get())) {
       if (form_data.show_form_not_secure_warning_on_autofill)
-        autofill_agent_->ShowNotSecureWarning(username_element);
+        autofill_agent_->ShowNotSecureWarning(element);
     }
   }
 }
 
 void PasswordAutofillAgent::GetFillableElementFromFormData(
     int key,
     const PasswordFormFillData& form_data,
     RendererSavePasswordProgressLogger* logger,
     std::vector<blink::WebInputElement>* elements) {
   DCHECK(elements);
@@ skipping 222 matching lines @@
 PasswordAutofillAgent::GetPasswordManagerDriver() {
   if (!password_manager_driver_) {
     render_frame()->GetRemoteInterfaces()->GetInterface(
         mojo::MakeRequest(&password_manager_driver_));
   }
 
   return password_manager_driver_;
 }
 
 }  // namespace autofill