remove unused boost headers
diff --git a/lib/cpp/src/thrift/Thrift.h b/lib/cpp/src/thrift/Thrift.h
index b41d5d2..6322742 100644
--- a/lib/cpp/src/thrift/Thrift.h
+++ b/lib/cpp/src/thrift/Thrift.h
@@ -42,9 +42,6 @@
 #include <exception>
 #include <typeinfo>
 
-#include <boost/utility/enable_if.hpp>
-#include <boost/type_traits/is_convertible.hpp>
-
 #include <thrift/TLogging.h>
 #include <thrift/TOutput.h>