Update type_traits in base/values_unittest.cc

base/values_unittest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/values.h"
 
 #include <stddef.h>
 
 #include <limits>
 #include <memory>
 #include <string>
 #include <type_traits>
 #include <utility>
 #include <vector>
 
 #include "base/memory/ptr_util.h"
 #include "base/strings/string16.h"
 #include "base/strings/utf_string_conversions.h"
-#include "base/template_util.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace base {
 
 TEST(ValuesTest, TestNothrow) {
-  // TODO(crbug.com/554293): Replace this with
-  // std::is_nothrow_move_constructible when all platforms have them in the std
-  // namespace.
-  static_assert(std::is_nothrow_constructible<Value, Value&&>::value,
+  static_assert(std::is_nothrow_move_constructible<Value>::value,
                 "IsNothrowMoveConstructible");
-  // TODO(crbug.com/554293): Replace this with
-  // std::is_nothrow_default_constructible when all platforms have them in the
-  // std namespace.
-  static_assert(std::is_nothrow_constructible<Value>::value,
+  static_assert(std::is_nothrow_default_constructible<Value>::value,
                 "IsNothrowDefaultConstructible");
   static_assert(std::is_nothrow_constructible<Value, std::string&&>::value,
                 "IsNothrowMoveConstructibleFromString");
   static_assert(
       std::is_nothrow_constructible<Value, std::vector<char>&&>::value,
       "IsNothrowMoveConstructibleFromBlob");
+  static_assert(std::is_nothrow_move_assignable<Value>::value,
+                "IsNothrowMoveAssignable");
 }
 
 // Group of tests for the value constructors.
 TEST(ValuesTest, ConstructBool) {
   Value true_value(true);
   EXPECT_EQ(Value::Type::BOOLEAN, true_value.type());
   EXPECT_TRUE(true_value.GetBool());
 
   Value false_value(false);
   EXPECT_EQ(Value::Type::BOOLEAN, false_value.type());
@@ skipping 1468 matching lines @@
   EXPECT_FALSE(main_list.GetList(1, NULL));
   EXPECT_FALSE(main_list.GetList(2, NULL));
   EXPECT_FALSE(main_list.GetList(3, NULL));
   EXPECT_FALSE(main_list.GetList(4, NULL));
   EXPECT_FALSE(main_list.GetList(5, NULL));
   EXPECT_TRUE(main_list.GetList(6, NULL));
   EXPECT_FALSE(main_list.GetList(7, NULL));
 }
 
 }  // namespace base