Adding mojo calls for easy unlock service

chrome/browser/ui/webui/chromeos/login/user_board_screen_handler.cc

 // Copyright (c) 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 "chrome/browser/ui/webui/chromeos/login/user_board_screen_handler.h"
 
 #include "chrome/browser/chromeos/login/screens/user_selection_screen.h"
 #include "components/login/localized_values_builder.h"
 
 namespace chromeos {
@@ skipping 53 matching lines @@
   CallJS("login.AccountPickerScreen.setPublicSessionLocales", account_id,
          *locales, default_locale, multiple_recommended_locales);
 }
 
 void UserBoardScreenHandler::ShowBannerMessage(const base::string16& message) {
   CallJS("login.AccountPickerScreen.showBannerMessage", message);
 }
 
 void UserBoardScreenHandler::ShowUserPodCustomIcon(
     const AccountId& account_id,
-    const base::DictionaryValue& icon) {
-  CallJS("login.AccountPickerScreen.showUserPodCustomIcon", account_id, icon);
+    const proximity_auth::ScreenlockBridge::UserPodCustomIconOptions&
+        icon_options) {
+  std::unique_ptr<base::DictionaryValue> icon =
+      icon_options.ToDictionaryValue();
+  if (!icon || icon->empty())
+    return;
+  CallJS("login.AccountPickerScreen.showUserPodCustomIcon", account_id, *icon);
 }
 
 void UserBoardScreenHandler::HideUserPodCustomIcon(
     const AccountId& account_id) {
   CallJS("login.AccountPickerScreen.hideUserPodCustomIcon", account_id);
 }
 
 void UserBoardScreenHandler::SetAuthType(
     const AccountId& account_id,
     proximity_auth::ScreenlockBridge::LockHandler::AuthType auth_type,
@@ skipping 10 matching lines @@
 void UserBoardScreenHandler::Unbind() {
   screen_ = nullptr;
   BaseWebUIHandler::SetBaseScreen(nullptr);
 }
 
 base::WeakPtr<UserBoardView> UserBoardScreenHandler::GetWeakPtr() {
   return weak_factory_.GetWeakPtr();
 }
 
 }  // namespace chromeos