Include-what-you-use for WrapUnique/MakeUnique.

device/vr/vr_service_impl_unittest.cc

 // Copyright 2016 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 "device/vr/vr_service_impl.h"
 
+#include "base/memory/ptr_util.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "device/vr/test/fake_vr_device.h"
 #include "device/vr/test/fake_vr_device_provider.h"
 #include "device/vr/test/fake_vr_service_client.h"
 #include "device/vr/vr_device_manager.h"
 #include "device/vr/vr_service.mojom.h"
 #include "device/vr/vr_service_impl.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
@@ skipping 47 matching lines @@
   service_1.reset();
 
   EXPECT_EQ(1u, ServiceCount());
 
   service_2.reset();
 
   EXPECT_EQ(0u, ServiceCount());
 }
 
 }