Noissue - Remove a dead inheritance and some dead code

src/plugin/AdblockPlusClient.h

 /*
  * This file is part of Adblock Plus <https://adblockplus.org/>,
  * Copyright (C) 2006-2015 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
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
  * along with Adblock Plus.  If not, see <http://www.gnu.org/licenses/>.
  */
 
 #ifndef _ADBLOCK_PLUS_CLIENT_H_
 #define _ADBLOCK_PLUS_CLIENT_H_
 
+#include <MsHTML.h>
 
 #include "PluginClientBase.h"
 #include "../shared/Communication.h"
 #include "../shared/CriticalSection.h"
 #include <AdblockPlus/FilterEngine.h>
 
 
 class CPluginFilter;
 
 struct SubscriptionDescription
 {
   std::wstring url;
   std::wstring title;
   std::wstring specialization;
   bool listed;
 };
 
-class CAdblockPlusClient : public CPluginClientBase
+class CAdblockPlusClient
 {
 
 private:
 
   std::auto_ptr<CPluginFilter> m_filter;
 
   CComAutoCriticalSection m_criticalSectionFilter;
   CComAutoCriticalSection m_criticalSectionCache;
+  static CComAutoCriticalSection s_criticalSectionLocal;
 
   std::map<std::wstring, bool> m_cacheBlockedSources;
 
   std::shared_ptr<Communication::Pipe> enginePipe;
   CriticalSection enginePipeLock;
 
 
   // Private constructor used by the singleton pattern
   CAdblockPlusClient();
 
@@ skipping 38 matching lines @@
   std::wstring GetAppLocale();
   std::wstring GetDocumentationLink();
   bool TogglePluginEnabled();
   std::wstring GetHostFromUrl(const std::wstring& url);
   int CompareVersions(const std::wstring& v1, const std::wstring& v2);
 
   bool IsFirstRun();
 };
 
 #endif // _ADBLOCK_PLUS_CLIENT_H_