[Smart Lock, UI] First run expience for Auto sign-in prompt.

chrome/browser/ui/passwords/manage_passwords_view_utils.cc

 // Copyright 2015 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/ui/passwords/manage_passwords_view_utils.h"
 
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/grit/chromium_strings.h"
 #include "chrome/grit/generated_resources.h"
 #include "components/password_manager/core/browser/affiliation_utils.h"
@@ skipping 101 matching lines @@
         l10n_util::GetStringUTF16(IDS_PASSWORD_MANAGER_SMART_LOCK);
     *title = l10n_util::GetStringFUTF16(
         IDS_PASSWORD_MANAGER_ACCOUNT_CHOOSER_TITLE_SMART_LOCK, title_link,
         &offset);
     *title_link_range = gfx::Range(offset, offset + title_link.length());
   } else {
     *title =
         l10n_util::GetStringUTF16(IDS_PASSWORD_MANAGER_ACCOUNT_CHOOSER_TITLE);
   }
 }
+
+void GetAutoSigninPromptFirstRunExperienceExplanation(
+    bool is_smartlock_branding_enabled,
+    base::string16* explanation,
+    gfx::Range* explanation_link_range) {
+  *explanation_link_range = gfx::Range();
+  if (is_smartlock_branding_enabled) {
+    size_t offset;
+    base::string16 explanation_link =
+        l10n_util::GetStringUTF16(IDS_PASSWORD_MANAGER_SMART_LOCK);
+    *explanation = l10n_util::GetStringFUTF16(
+        IDS_MANAGE_PASSWORDS_AUTO_SIGNIN_SMART_LOCK_WELCOME, explanation_link,
+        &offset);
+    *explanation_link_range =
+        gfx::Range(offset, offset + explanation_link.length());
+  } else {
+    *explanation = l10n_util::GetStringFUTF16(
+        IDS_MANAGE_PASSWORDS_AUTO_SIGNIN_DEFAULT_WELCOME,
+        l10n_util::GetStringUTF16(IDS_SAVE_PASSWORD_TITLE_BRAND));
+  }
+}