remove boost smart ptr
diff --git a/build/cmake/DefineOptions.cmake b/build/cmake/DefineOptions.cmake
index 43b73e4..7465c80 100644
--- a/build/cmake/DefineOptions.cmake
+++ b/build/cmake/DefineOptions.cmake
@@ -45,11 +45,6 @@
     add_definitions(-DFORCE_BOOST_FUNCTIONAL)
 endif()
 
-option(WITH_BOOST_SMART_PTR "Use boost/smart_ptr.hpp even under C++11 or later" OFF)
-if (WITH_BOOST_SMART_PTR)
-    add_definitions(-DFORCE_BOOST_SMART_PTR)
-endif()
-
 option(WITH_BOOST_STATIC "Build with Boost static link library" OFF)
 set(Boost_USE_STATIC_LIBS ${WITH_BOOST_STATIC})
 if (NOT WITH_BOOST_STATIC)
@@ -205,7 +200,6 @@
 message(STATUS "  Build static libraries:                     ${WITH_STATIC_LIB}")
 message(STATUS "  Build with Boost static link library:       ${WITH_BOOST_STATIC}")
 message(STATUS "  Build with boost/tr1/functional (forced)    ${WITH_BOOST_FUNCTIONAL}")
-message(STATUS "  Build with boost/smart_ptr (forced)         ${WITH_BOOST_SMART_PTR}")
 message(STATUS "  Build with C++ std::thread support:         ${WITH_STDTHREADS}")
 message(STATUS "  Build with libevent support:                ${WITH_LIBEVENT}")
 message(STATUS "  Build with OpenSSL support:                 ${WITH_OPENSSL}")
diff --git a/build/cmake/DefinePlatformSpecifc.cmake b/build/cmake/DefinePlatformSpecifc.cmake
index cbd5ca8..98fb589 100644
--- a/build/cmake/DefinePlatformSpecifc.cmake
+++ b/build/cmake/DefinePlatformSpecifc.cmake
@@ -125,7 +125,5 @@
   if (CMAKE_CXX_COMPILER_ID MATCHES "GNU" AND CMAKE_CXX_COMPILER_VERSION VERSION_LESS "4.8")
     message(SEND_ERROR "Thrift compiler plug-in support is not possible with older gcc ( < 4.8 ) compiler")
   endif()
-  message(STATUS "Forcing use of boost::smart_ptr to build WITH_PLUGIN")
-  add_definitions("-DFORCE_BOOST_SMART_PTR=1")
 endif()
 
diff --git a/lib/cpp/src/thrift/stdcxx.h b/lib/cpp/src/thrift/stdcxx.h
index c8cabf5..1a65f87 100644
--- a/lib/cpp/src/thrift/stdcxx.h
+++ b/lib/cpp/src/thrift/stdcxx.h
@@ -87,42 +87,19 @@
 //
 ///////////////////////////////////////////////////////////////////
 
-// We can use std for memory functions only if the compiler supports template aliasing
-// The macro BOOST_NO_CXX11_SMART_PTR is defined as 1 under Visual Studio 2010 and 2012
-// which do not support the feature, so we must continue to use C++98 and boost on them.
-// We cannot use __cplusplus to detect this either, since Microsoft advertises an older one.
-
-#if defined(BOOST_NO_CXX11_SMART_PTR) || (defined(_MSC_VER) && _MSC_VER < 1800) || defined(FORCE_BOOST_SMART_PTR)
-#include <boost/smart_ptr.hpp>
-#else
 #include <memory>
-#endif
 
 namespace apache { namespace thrift { namespace stdcxx {
 
-#if defined(BOOST_NO_CXX11_SMART_PTR) || (defined(_MSC_VER) && _MSC_VER < 1800) || defined(FORCE_BOOST_SMART_PTR)
+using ::std::const_pointer_cast;
+using ::std::dynamic_pointer_cast;
+using ::std::enable_shared_from_this;
+using ::std::make_shared;
+template <typename T> using scoped_ptr = std::unique_ptr<T>;		// compiler must support template aliasing
+using ::std::shared_ptr;
+using ::std::static_pointer_cast;
+using ::std::weak_ptr;
 
-  using ::boost::const_pointer_cast;
-  using ::boost::dynamic_pointer_cast;
-  using ::boost::enable_shared_from_this;
-  using ::boost::make_shared;
-  using ::boost::scoped_ptr;
-  using ::boost::shared_ptr;
-  using ::boost::static_pointer_cast;
-  using ::boost::weak_ptr;
-
-#else
-
-  using ::std::const_pointer_cast;
-  using ::std::dynamic_pointer_cast;
-  using ::std::enable_shared_from_this;
-  using ::std::make_shared;
-  template <typename T> using scoped_ptr = std::unique_ptr<T>;		// compiler must support template aliasing
-  using ::std::shared_ptr;
-  using ::std::static_pointer_cast;
-  using ::std::weak_ptr;
-
-#endif
 
 }}} // apache::thrift::stdcxx