Refactor fetching profile avatar icons and labels repeated md-settings & md-user-manager (C++)

chrome/browser/ui/webui/signin/signin_create_profile_handler.cc

 // Copyright 2016 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/webui/signin/signin_create_profile_handler.h"
 
 #include <stddef.h>
 #include <string>
 #include <vector>
 
@@ skipping 155 matching lines @@
                  base::Unretained(this)));
 
   web_ui()->RegisterMessageCallback(
       "requestSignedInProfiles",
       base::Bind(&SigninCreateProfileHandler::RequestSignedInProfiles,
                  base::Unretained(this)));
 }
 
 void SigninCreateProfileHandler::RequestDefaultProfileIcons(
     const base::ListValue* args) {
-  base::ListValue image_url_list;
-
-  // Add the default avatar icons.
-  size_t placeholder_avatar_index = profiles::GetPlaceholderAvatarIndex();
-  for (size_t i = 0; i < profiles::GetDefaultAvatarIconCount() &&
-                     i != placeholder_avatar_index;
-       i++) {
-    std::unique_ptr<base::DictionaryValue> avatar_info(
-        new base::DictionaryValue());
-    avatar_info->SetString("url", profiles::GetDefaultAvatarIconUrl(i));
-    avatar_info->SetString(
-        "label",
-        l10n_util::GetStringUTF16(
-            profiles::GetDefaultAvatarLabelResourceIDAtIndex(i)));
-
-    image_url_list.Append(std::move(avatar_info));
-  }
-
   web_ui()->CallJavascriptFunctionUnsafe(
       "cr.webUIListenerCallback", base::StringValue("profile-icons-received"),
-      image_url_list);
+      *profiles::GetDefaultProfileAvatarIconsAndLabels());
 
   SendNewProfileDefaults();
 }
 
 void SigninCreateProfileHandler::SendNewProfileDefaults() {
   ProfileAttributesStorage& storage =
       g_browser_process->profile_manager()->GetProfileAttributesStorage();
   base::DictionaryValue profile_info;
   profile_info.SetString("name", storage.ChooseNameForNewProfile(0));
 
@@ skipping 590 matching lines @@
 
   profiles::OpenBrowserWindowForProfile(
       base::Bind(&SigninCreateProfileHandler::OnBrowserReadyCallback,
                  weak_ptr_factory_.GetWeakPtr()),
       false,  // Don't create a window if one already exists.
       true,  // Create a first run window.
       profile,
       Profile::CREATE_STATUS_INITIALIZED);
 }
 #endif