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

ash/wm/window_mirror_view.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 "ash/wm/window_mirror_view.h"
 
 #include "ash/aura/wm_window_aura.h"
 #include "ash/common/wm/forwarding_layer_delegate.h"
 #include "ash/common/wm/window_state.h"
 #include "ash/wm/window_state_aura.h"
@@ skipping 56 matching lines @@
 void WindowMirrorView::OnVisibleBoundsChanged() {
   if (!layer_owner_ && !GetVisibleBounds().IsEmpty())
     InitLayerOwner();
 }
 
 ui::LayerDelegate* WindowMirrorView::CreateDelegate(
     ui::LayerDelegate* delegate) {
   if (!delegate)
     return nullptr;
   delegates_.push_back(
-      base::WrapUnique(new ForwardingLayerDelegate(target_, delegate)));
+      base::MakeUnique<ForwardingLayerDelegate>(target_, delegate));
 
   return delegates_.back().get();
 }
 
 void WindowMirrorView::InitLayerOwner() {
   SetPaintToLayer(true);
 
   layer_owner_ = ::wm::RecreateLayers(target_->aura_window(), this);
 
   GetMirrorLayer()->parent()->Remove(GetMirrorLayer());
@@ skipping 18 matching lines @@
 gfx::Rect WindowMirrorView::GetClientAreaBounds() const {
   // The target window may not have a widget in unit tests.
   if (!target_->GetInternalWidget())
     return gfx::Rect();
   views::View* client_view = target_->GetInternalWidget()->client_view();
   return client_view->ConvertRectToWidget(client_view->GetLocalBounds());
 }
 
 }  // namespace wm
 }  // namespace ash