Re-write many calls to WrapUnique() with MakeUnique()

ash/shell.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/shell.h"
 
 #include <algorithm>
 #include <string>
 #include <utility>
 
@@ skipping 721 matching lines @@
   // process, so we won't try to configure displays here.
   if (in_mus_) {
     display_configurator_->set_configure_display(false);
   } else {
 #if defined(USE_OZONE)
     display_configurator_->Init(
         ui::OzonePlatform::GetInstance()->CreateNativeDisplayDelegate(),
         !gpu_support_->IsPanelFittingDisabled());
 #elif defined(USE_X11)
     display_configurator_->Init(
-        base::WrapUnique(new ui::NativeDisplayDelegateX11()),
+        base::MakeUnique<ui::NativeDisplayDelegateX11>(),
         !gpu_support_->IsPanelFittingDisabled());
 #endif
   }
 
   // The DBusThreadManager must outlive this Shell. See the DCHECK in ~Shell.
   chromeos::DBusThreadManager* dbus_thread_manager =
       chromeos::DBusThreadManager::Get();
   projecting_observer_.reset(
       new ProjectingObserver(dbus_thread_manager->GetPowerManagerClient()));
   display_configurator_->AddObserver(projecting_observer_.get());
@@ skipping 286 matching lines @@
 std::unique_ptr<ui::EventTargetIterator> Shell::GetChildIterator() const {
   return std::unique_ptr<ui::EventTargetIterator>();
 }
 
 ui::EventTargeter* Shell::GetEventTargeter() {
   NOTREACHED();
   return nullptr;
 }
 
 }  // namespace ash