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

ash/wm/resize_shadow_controller.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 "ash/wm/resize_shadow_controller.h"
 
 #include <utility>
 
 #include "ash/wm/resize_shadow.h"
+#include "base/memory/ptr_util.h"
 #include "ui/aura/window.h"
 
 namespace ash {
 
 ResizeShadowController::ResizeShadowController() {}
 
 ResizeShadowController::~ResizeShadowController() {
   for (const auto& shadow : window_shadows_)
     shadow.first->RemoveObserver(this);
 }
@@ skipping 42 matching lines @@
   window_shadows_.insert(std::make_pair(window, std::move(shadow)));
   return raw_shadow;
 }
 
 ResizeShadow* ResizeShadowController::GetShadowForWindow(aura::Window* window) {
   auto it = window_shadows_.find(window);
   return it != window_shadows_.end() ? it->second.get() : nullptr;
 }
 
 }  // namespace ash