Remove base::enable_if

base/numerics/safe_numerics_unittest.cc

Index: base/numerics/safe_numerics_unittest.cc
diff --git a/base/numerics/safe_numerics_unittest.cc b/base/numerics/safe_numerics_unittest.cc
index 81873ea2eba76976d045d968a2b6255a571fbd2b..aaf277947180c4eb22a8e5ee8f965706a5beda78 100644
--- a/base/numerics/safe_numerics_unittest.cc
+++ b/base/numerics/safe_numerics_unittest.cc
@@ -8,6 +8,7 @@
 #include <stdint.h>
 
 #include <limits>
+#include <type_traits>
 
 #include "base/compiler_specific.h"
 #include "base/numerics/safe_conversions.h"
@@ -30,7 +31,6 @@ using base::internal::RANGE_INVALID;
 using base::internal::RANGE_OVERFLOW;
 using base::internal::RANGE_UNDERFLOW;
 using base::internal::SignedIntegerForSize;
-using base::enable_if;
 
 // These tests deliberately cause arithmetic overflows. If the compiler is
 // aggressive enough, it can const fold these overflows. Disable warnings about
@@ -76,9 +76,9 @@ template <typename Dst>
 static void TestSpecializedArithmetic(
     const char* dst,
     int line,
-    typename enable_if<
-        numeric_limits<Dst>::is_integer&& numeric_limits<Dst>::is_signed,
-        int>::type = 0) {
+    typename std::enable_if<numeric_limits<Dst>::is_integer &&
+                                numeric_limits<Dst>::is_signed,
+                            int>::type = 0) {
   typedef numeric_limits<Dst> DstLimits;
   TEST_EXPECTED_VALIDITY(RANGE_OVERFLOW,
                          -CheckedNumeric<Dst>(DstLimits::min()));
@@ -132,9 +132,9 @@ template <typename Dst>
 static void TestSpecializedArithmetic(
     const char* dst,
     int line,
-    typename enable_if<
-        numeric_limits<Dst>::is_integer && !numeric_limits<Dst>::is_signed,
-        int>::type = 0) {
+    typename std::enable_if<numeric_limits<Dst>::is_integer &&
+                                !numeric_limits<Dst>::is_signed,
+                            int>::type = 0) {
   typedef numeric_limits<Dst> DstLimits;
   TEST_EXPECTED_VALIDITY(RANGE_VALID, -CheckedNumeric<Dst>(DstLimits::min()));
   TEST_EXPECTED_VALIDITY(RANGE_VALID,
@@ -172,7 +172,7 @@ template <typename Dst>
 void TestSpecializedArithmetic(
     const char* dst,
     int line,
-    typename enable_if<numeric_limits<Dst>::is_iec559, int>::type = 0) {
+    typename std::enable_if<numeric_limits<Dst>::is_iec559, int>::type = 0) {
   typedef numeric_limits<Dst> DstLimits;
   TEST_EXPECTED_VALIDITY(RANGE_VALID, -CheckedNumeric<Dst>(DstLimits::min()));