Issue 6064 - Put C++ code into a configurable namespace

compiled/filter/RegExpFilter.h

 /*
  * 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
  * 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/>.
  */
 
 #pragma once
 
+#include "../base.h"
 #include "Filter.h"
 #include "ActiveFilter.h"
 #include "../bindings/runtime.h"
 
+ABP_NS_BEGIN
+
 enum class TrippleState {YES, NO, ANY};
 
 struct RegExpFilterData
 {
   mutable String::size_type mPatternStart;
   union
   {
     mutable int mRegexpId;
     mutable String::size_type mPatternEnd;
   };
@@ skipping 70 matching lines @@
   SitekeySet* GetSitekeys() const override;
 public:
   explicit RegExpFilter(Type type, const String& text, const RegExpFilterData& data);
   ~RegExpFilter();
   static Type Parse(DependentString& text, DependentString& error,
       RegExpFilterData& data);
   static void GenerateCustomBindings();
   bool BINDINGS_EXPORTED Matches(const String& location, int typeMask,
       DependentString& docDomain, bool thirdParty, const String& sitekey) const;
 };
+
+ABP_NS_END