Revert "Typecheck JS files for chrome://extensions"

chrome/browser/ui/webui/extensions/chromeos/kiosk_apps_handler.cc

Index: chrome/browser/ui/webui/extensions/chromeos/kiosk_apps_handler.cc
diff --git a/chrome/browser/ui/webui/extensions/chromeos/kiosk_apps_handler.cc b/chrome/browser/ui/webui/extensions/chromeos/kiosk_apps_handler.cc
index 93b889d9d51f71215efcc2010af54f1c4db367af..d5d5660b50d93e75826e9be458a07768c0cfe104 100644
--- a/chrome/browser/ui/webui/extensions/chromeos/kiosk_apps_handler.cc
+++ b/chrome/browser/ui/webui/extensions/chromeos/kiosk_apps_handler.cc
@@ -42,9 +42,6 @@ void PopulateAppDict(const KioskAppManager::App& app_data,
   if (!app_data.icon.isNull())
     icon_url = webui::GetBitmapDataUrl(*app_data.icon.bitmap());
 
-  // The items which are to be written into app_dict are also described in
-  // chrome/browser/resources/extensions/chromeos/kiosk_app_list.js in @typedef
-  // for AppDict. Please update it whenever you add or remove any keys here.
   app_dict->SetString("id", app_data.app_id);
   app_dict->SetString("name", app_data.name);
   app_dict->SetString("iconURL", icon_url);