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diff --git a/src/third_party/boost-1.69.0/boost/container/detail/pool_common_alloc.hpp b/src/third_party/boost-1.69.0/boost/container/detail/pool_common_alloc.hpp
deleted file mode 100644
index bfb82f5561b..00000000000
--- a/src/third_party/boost-1.69.0/boost/container/detail/pool_common_alloc.hpp
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@@ -1,102 +0,0 @@
-//////////////////////////////////////////////////////////////////////////////
-//
-// (C) Copyright Ion Gaztanaga 2005-2013. 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/container for documentation.
-//
-//////////////////////////////////////////////////////////////////////////////
-
-#ifndef BOOST_CONTAINER_DETAIL_POOL_COMMON_ALLOC_HPP
-#define BOOST_CONTAINER_DETAIL_POOL_COMMON_ALLOC_HPP
-
-#ifndef BOOST_CONFIG_HPP
-# include <boost/config.hpp>
-#endif
-
-#if defined(BOOST_HAS_PRAGMA_ONCE)
-# pragma once
-#endif
-
-#include <boost/container/detail/config_begin.hpp>
-#include <boost/container/detail/workaround.hpp>
-#include <boost/container/throw_exception.hpp>
-
-#include <boost/intrusive/slist.hpp>
-#include <boost/container/detail/pool_common.hpp>
-#include <boost/container/detail/dlmalloc.hpp>
-#include <cstddef>
-
-namespace boost{
-namespace container{
-namespace dtl{
-
-struct node_slist_helper
- : public boost::container::dtl::node_slist<void*>
-{};
-
-struct fake_segment_manager
-{
- typedef void * void_pointer;
- static const std::size_t PayloadPerAllocation = BOOST_CONTAINER_ALLOCATION_PAYLOAD;
-
- typedef boost::container::dtl::
- basic_multiallocation_chain<void*> multiallocation_chain;
- static void deallocate(void_pointer p)
- { dlmalloc_free(p); }
-
- static void deallocate_many(multiallocation_chain &chain)
- {
- std::size_t size = chain.size();
- std::pair<void*, void*> ptrs = chain.extract_data();
- dlmalloc_memchain dlchain;
- BOOST_CONTAINER_MEMCHAIN_INIT_FROM(&dlchain, ptrs.first, ptrs.second, size);
- dlmalloc_multidealloc(&dlchain);
- }
-
- typedef std::ptrdiff_t difference_type;
- typedef std::size_t size_type;
-
- static void *allocate_aligned(std::size_t nbytes, std::size_t alignment)
- {
- void *ret = dlmalloc_memalign(nbytes, alignment);
- if(!ret)
- boost::container::throw_bad_alloc();
- return ret;
- }
-
- static void *allocate(std::size_t nbytes)
- {
- void *ret = dlmalloc_malloc(nbytes);
- if(!ret)
- boost::container::throw_bad_alloc();
- return ret;
- }
-};
-
-} //namespace boost{
-} //namespace container{
-} //namespace dtl{
-
-namespace boost {
-namespace container {
-namespace dtl {
-
-template<class T>
-struct is_stateless_segment_manager;
-
-template<>
-struct is_stateless_segment_manager
- <boost::container::dtl::fake_segment_manager>
-{
- static const bool value = true;
-};
-
-} //namespace dtl {
-} //namespace container {
-} //namespace boost {
-
-#include <boost/container/detail/config_end.hpp>
-
-#endif //BOOST_CONTAINER_DETAIL_POOL_COMMON_ALLOC_HPP