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

chrome/browser/password_manager/chrome_password_manager_client.cc

 // 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.
 
 #include "chrome/browser/password_manager/chrome_password_manager_client.h"
 
 #include <string>
 #include <utility>
 
 #include "base/bind.h"
@@ skipping 278 matching lines @@
     UpdatePasswordInfoBarDelegate::Create(web_contents(),
                                           std::move(form_to_save));
   } else {
     SavePasswordInfoBarDelegate::Create(web_contents(),
                                         std::move(form_to_save));
   }
 #endif  // !defined(OS_ANDROID)
   return true;
 }
 
+void ChromePasswordManagerClient::ShowManualFallback(
+    std::unique_ptr<password_manager::PasswordFormManager> form_to_save,
+    bool is_update) {
+  if (!CanShowBubbleOnURL(web_contents()->GetLastCommittedURL()))
+    return;
+
+#if !defined(OS_ANDROID)
+  PasswordsClientUIDelegate* manage_passwords_ui_controller =
+      PasswordsClientUIDelegateFromWebContents(web_contents());
+  manage_passwords_ui_controller->OnShowManualFallback(std::move(form_to_save),
+                                                       is_update);
+#endif  // !defined(OS_ANDROID)
+}
+
+void ChromePasswordManagerClient::HideManualFallback() {
+  if (!CanShowBubbleOnURL(web_contents()->GetLastCommittedURL()))
+    return;
+
+#if !defined(OS_ANDROID)
+  PasswordsClientUIDelegate* manage_passwords_ui_controller =
+      PasswordsClientUIDelegateFromWebContents(web_contents());
+  manage_passwords_ui_controller->OnHideManualFallback();
+#endif  // !defined(OS_ANDROID)
+}
+
 bool ChromePasswordManagerClient::PromptUserToChooseCredentials(
     std::vector<std::unique_ptr<autofill::PasswordForm>> local_forms,
     const GURL& origin,
     const CredentialsCallback& callback) {
   // Set up an intercept callback if the prompt is zero-clickable (e.g. just one
   // form provided).
   CredentialsCallback intercept =
       base::Bind(&ChromePasswordManagerClient::OnCredentialsChosen,
                  base::Unretained(this), callback, local_forms.size() == 1);
 #if defined(OS_ANDROID)
@@ skipping 465 matching lines @@
 // static
 bool ChromePasswordManagerClient::CanShowBubbleOnURL(const GURL& url) {
   std::string scheme = url.scheme();
   return (content::ChildProcessSecurityPolicy::GetInstance()->IsWebSafeScheme(
               scheme) &&
 #if BUILDFLAG(ENABLE_EXTENSIONS)
           scheme != extensions::kExtensionScheme &&
 #endif
           scheme != content::kChromeDevToolsScheme);
 }