hunk.code_window: }
   android {
       compileSdkVersion 27
       buildToolsVersion "27.0.3"
       defaultConfig {
           minSdkVersion 16
           targetSdkVersion 26
  
hunk.labels: keep keep keep keep replace keep keep keep keep
hunk.file_path: android/ReactAndroid/build.gradle
hunk.type: replace
file: /* Copyright 2003-2008 Joaquin M Lopez Munoz.
   * Distributed under the Boost Software License, Version 1.0.
   * (See accompanying file LICENSE_1_0.txt or copy at
   * http://www.boost.org/LICENSE_1_0.txt)
   *
   * See http://www.boost.org/libs/multi_index for library home page.
   */
  
  #ifndef BOOST_MULTI_INDEX_DETAIL_HEADER_HOLDER_HPP
  #define BOOST_MULTI_INDEX_DETAIL_HEADER_HOLDER_HPP
  
  #if defined(_MSC_VER)
  #pragma once
  #endif
  
  #include <boost/noncopyable.hpp>
  
  namespace boost{
  
  namespace multi_index{
  
  namespace detail{
  
  /* A utility class used to hold a pointer to the header node.
   * The base from member idiom is used because index classes, which are
   * superclasses of multi_index_container, need this header in construction
   * time. The allocation is made by the allocator of the multi_index_container
   * class --hence, this allocator needs also be stored resorting
   * to the base from member trick.
   */
  
  template<typename NodeTypePtr,typename Final>
  struct header_holder:private noncopyable
  {
    header_holder():member(final().allocate_node()){}
    ~header_holder(){final().deallocate_node(&*member);}
  
    NodeTypePtr member;
  
  private:
    Final& final(){return *static_cast<Final*>(this);}
  };
  
  } /* namespace multi_index::detail */
  
  } /* namespace multi_index */
  
  } /* namespace boost */
  
  #endif
  