Adding mojo calls for easy unlock service

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

Index: chrome/browser/ui/webui/chromeos/login/user_board_screen_handler.cc
diff --git a/chrome/browser/ui/webui/chromeos/login/user_board_screen_handler.cc b/chrome/browser/ui/webui/chromeos/login/user_board_screen_handler.cc
index 0fca4ef2f4634c396537aa7a597cb278e4acaa4b..608414aff573b3a1020caa6735351190ad8aea05 100644
--- a/chrome/browser/ui/webui/chromeos/login/user_board_screen_handler.cc
+++ b/chrome/browser/ui/webui/chromeos/login/user_board_screen_handler.cc
@@ -71,8 +71,13 @@ void UserBoardScreenHandler::ShowBannerMessage(const base::string16& 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(