From b032f1cfc305bf00e62b6425decbc93d988263a1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Micha=C3=ABl=20Zasso?= <targos@protonmail.com>
Date: Fri, 12 Aug 2016 11:42:32 +0200
Subject: [PATCH] src: no longer need to use std::tr1::

The use of libc++ is now forced on OSX.

PR-URL: https://github.com/nodejs/node/pull/8317
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: Ali Ijaz Sheikh <ofrobots@google.com>
---
 src/util.h | 13 -------------
 1 file changed, 13 deletions(-)

diff --git a/src/util.h b/src/util.h
index 9ddc2201a6f412..25f2eb01783144 100644
--- a/src/util.h
+++ b/src/util.h
@@ -11,16 +11,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 
-// OSX 10.9 defaults to libc++ which provides a C++11 <type_traits> header.
-#if defined(__APPLE__) && __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ < 1090
-#define USE_TR1_TYPE_TRAITS
-#endif
-
-#ifdef USE_TR1_TYPE_TRAITS
-#include <tr1/type_traits>  // NOLINT(build/c++tr1)
-#else
 #include <type_traits>  // std::remove_reference
-#endif
 
 namespace node {
 
@@ -70,11 +61,7 @@ NO_RETURN void Abort();
 NO_RETURN void Assert(const char* const (*args)[4]);
 void DumpBacktrace(FILE* fp);
 
-#ifdef USE_TR1_TYPE_TRAITS
-template <typename T> using remove_reference = std::tr1::remove_reference<T>;
-#else
 template <typename T> using remove_reference = std::remove_reference<T>;
-#endif
 
 #define FIXED_ONE_BYTE_STRING(isolate, string)                                \
   (node::OneByteString((isolate), (string), sizeof(string) - 1))