Convert //base to use std::unique_ptr

base/threading/thread_collision_warner_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/threading/thread_collision_warner.h"
+
+#include <memory>
+
 #include "base/compiler_specific.h"
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/synchronization/lock.h"
 #include "base/threading/platform_thread.h"
 #include "base/threading/simple_thread.h"
-#include "base/threading/thread_collision_warner.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 // '' : local class member function does not have a body
 MSVC_PUSH_DISABLE_WARNING(4822)
 
 
 #if defined(NDEBUG)
 
 // Would cause a memory leak otherwise.
 #undef DFAKE_MUTEX
-#define DFAKE_MUTEX(obj) scoped_ptr<base::AsserterBase> obj
+#define DFAKE_MUTEX(obj) std::unique_ptr<base::AsserterBase> obj
 
 // In Release, we expect the AsserterBase::warn() to not happen.
 #define EXPECT_NDEBUG_FALSE_DEBUG_TRUE EXPECT_FALSE
 
 #else
 
 // In Debug, we expect the AsserterBase::warn() to happen.
 #define EXPECT_NDEBUG_FALSE_DEBUG_TRUE EXPECT_TRUE
 
 #endif
@@ skipping 338 matching lines @@
   base::DelegateSimpleThread thread_b(&queue_user_b, "queue_user_thread_b");
 
   thread_a.Start();
   thread_b.Start();
 
   thread_a.Join();
   thread_b.Join();
 
   EXPECT_FALSE(local_reporter->fail_state());
 }