Issue 5450 - move FilterEngine into Platform

src/FilterEngine.cpp

 /*
  * This file is part of Adblock Plus <https://adblockplus.org/>,
  * Copyright (C) 2006-2017 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 241 matching lines @@
   for (const auto& pref : params.preconfiguredPrefs)
   {
     preconfiguredPrefsObject.SetProperty(pref.first, pref.second);
   }
   jsEngine->SetGlobalProperty("_preconfiguredPrefs", preconfiguredPrefsObject);
   // Load adblockplus scripts
   for (int i = 0; !jsSources[i].empty(); i += 2)
     jsEngine->Evaluate(jsSources[i + 1], jsSources[i]);
 }
 
-FilterEnginePtr FilterEngine::Create(const JsEnginePtr& jsEngine,
-  const FilterEngine::CreationParameters& params)
-{
-  FilterEnginePtr retValue;
-  Sync sync;
-  CreateAsync(jsEngine, [&retValue, &sync](const FilterEnginePtr& filterEngine)
-  {
-    retValue = filterEngine;
-    sync.Set();
-  }, params);
-  sync.Wait();
-  return retValue;
-}
-
 namespace
 {
   typedef std::map<FilterEngine::ContentType, std::string> ContentTypeMap;
 
   ContentTypeMap CreateContentTypeMap()
   {
     ContentTypeMap contentTypes;
     contentTypes[FilterEngine::CONTENT_TYPE_OTHER] = "OTHER";
     contentTypes[FilterEngine::CONTENT_TYPE_SCRIPT] = "SCRIPT";
     contentTypes[FilterEngine::CONTENT_TYPE_IMAGE] = "IMAGE";
@@ skipping 319 matching lines @@
     FilterPtr filter = GetWhitelistingFilter(currentUrl, contentTypeMask, parentUrl);
     if (filter)
     {
       return filter;
     }
     currentUrl = parentUrl;
   }
   while (urlIterator != documentUrls.end());
   return FilterPtr();
 }