[Password Manager] Show omnibox icon and anchored prompt once user start typing password

chrome/browser/ui/passwords/manage_passwords_ui_controller.h

 // Copyright 2014 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.
 
 #ifndef CHROME_BROWSER_UI_PASSWORDS_MANAGE_PASSWORDS_UI_CONTROLLER_H_
 #define CHROME_BROWSER_UI_PASSWORDS_MANAGE_PASSWORDS_UI_CONTROLLER_H_
 
 #include <memory>
 #include <vector>
 
@@ skipping 32 matching lines @@
  public:
   ~ManagePasswordsUIController() override;
 
   // PasswordsClientUIDelegate:
   void OnPasswordSubmitted(
       std::unique_ptr<password_manager::PasswordFormManager> form_manager)
       override;
   void OnUpdatePasswordSubmitted(
       std::unique_ptr<password_manager::PasswordFormManager> form_manager)
       override;
+  void OnShowManualFallback(
+      std::unique_ptr<password_manager::PasswordFormManager> form_manager,
+      bool is_update) override;
+  void OnHideManualFallback() override;
   bool OnChooseCredentials(
       std::vector<std::unique_ptr<autofill::PasswordForm>> local_credentials,
       const GURL& origin,
       const ManagePasswordsState::CredentialsCallback& callback) override;
   void OnAutoSignin(
       std::vector<std::unique_ptr<autofill::PasswordForm>> local_forms,
       const GURL& origin) override;
   void OnPromptEnableAutoSignin() override;
   void OnAutomaticPasswordSave(
       std::unique_ptr<password_manager::PasswordFormManager> form_manager)
@@ skipping 125 matching lines @@
   // Thus, OnBubbleHidden() can be called after the new one is shown. By that
   // time the internal state of ManagePasswordsUIController has nothing to do
   // with the old bubble.
   // Invalidating all the weak pointers will detach the current bubble.
   base::WeakPtrFactory<ManagePasswordsUIController> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ManagePasswordsUIController);
 };
 
 #endif  // CHROME_BROWSER_UI_PASSWORDS_MANAGE_PASSWORDS_UI_CONTROLLER_H_