Issue 5931 - Create tests for util package

adblockplussbrowser/src/main/java/org/adblockplus/sbrowser/contentblocker/engine/EngineService.java

 /*
  * This file is part of Adblock Plus <https://adblockplus.org/>,
  * Copyright (C) 2006-present eyeo GmbH
  *
  * Adblock Plus is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 3 as
  * published by the Free Software Foundation.
  *
  * Adblock Plus is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 169 matching lines @@
     final boolean runOnUiThread;
 
     public EngineCreatedCallbackWrapper(final OnEngineCreatedCallback callback,
         final boolean runOnUiThread)
     {
       this.callback = callback;
       this.runOnUiThread = runOnUiThread;
     }
   }
 }