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

ui/ozone/platform/cast/overlay_manager_cast.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 "ui/ozone/platform/cast/overlay_manager_cast.h"
 
 #include "base/lazy_instance.h"
 #include "base/memory/ptr_util.h"
 #include "ui/gfx/geometry/rect_conversions.h"
 #include "ui/ozone/public/overlay_candidates_ozone.h"
@@ skipping 62 matching lines @@
 }  // namespace
 
 OverlayManagerCast::OverlayManagerCast() {
 }
 
 OverlayManagerCast::~OverlayManagerCast() {
 }
 
 std::unique_ptr<OverlayCandidatesOzone>
 OverlayManagerCast::CreateOverlayCandidates(gfx::AcceleratedWidget w) {
-  return base::WrapUnique(new OverlayCandidatesCast());
+  return base::MakeUnique<OverlayCandidatesCast>();
 }
 
 // static
 void OverlayManagerCast::SetOverlayCompositedCallback(
     const OverlayCompositedCallback& cb) {
   g_overlay_composited_callback.Get() = cb;
 }
 
 }  // namespace ui