Convert //base to use std::unique_ptr

base/memory/memory_pressure_listener_unittest.cc

 // Copyright 2015 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/memory/memory_pressure_listener.h"
 
 #include "base/bind.h"
 #include "base/message_loop/message_loop.h"
 #include "testing/gmock/include/gmock/gmock.h"
 
@@ skipping 28 matching lines @@
       MemoryPressureLevel level) {
     EXPECT_CALL(*this, OnMemoryPressure(testing::_)).Times(0);
     notification_function(level);
     message_loop_->RunUntilIdle();
   }
 
  private:
   MOCK_METHOD1(OnMemoryPressure,
                void(MemoryPressureListener::MemoryPressureLevel));
 
-  scoped_ptr<MessageLoopForUI> message_loop_;
-  scoped_ptr<MemoryPressureListener> listener_;
+  std::unique_ptr<MessageLoopForUI> message_loop_;
+  std::unique_ptr<MemoryPressureListener> listener_;
 };
 
 TEST_F(MemoryPressureListenerTest, NotifyMemoryPressure) {
   // Memory pressure notifications are not suppressed by default.
   EXPECT_FALSE(MemoryPressureListener::AreNotificationsSuppressed());
   ExpectNotification(&MemoryPressureListener::NotifyMemoryPressure,
                      MemoryPressureLevel::MEMORY_PRESSURE_LEVEL_MODERATE);
   ExpectNotification(&MemoryPressureListener::SimulatePressureNotification,
                      MemoryPressureLevel::MEMORY_PRESSURE_LEVEL_MODERATE);
 
   // Enable suppressing memory pressure notifications.
   MemoryPressureListener::SetNotificationsSuppressed(true);
   EXPECT_TRUE(MemoryPressureListener::AreNotificationsSuppressed());
   ExpectNoNotification(&MemoryPressureListener::NotifyMemoryPressure,
                        MemoryPressureLevel::MEMORY_PRESSURE_LEVEL_MODERATE);
   ExpectNotification(&MemoryPressureListener::SimulatePressureNotification,
                      MemoryPressureLevel::MEMORY_PRESSURE_LEVEL_MODERATE);
 
   // Disable suppressing memory pressure notifications.
   MemoryPressureListener::SetNotificationsSuppressed(false);
   EXPECT_FALSE(MemoryPressureListener::AreNotificationsSuppressed());
   ExpectNotification(&MemoryPressureListener::NotifyMemoryPressure,
                      MemoryPressureLevel::MEMORY_PRESSURE_LEVEL_CRITICAL);
   ExpectNotification(&MemoryPressureListener::SimulatePressureNotification,
                      MemoryPressureLevel::MEMORY_PRESSURE_LEVEL_CRITICAL);
 }
 
 }  // namespace base