Replace WrapUnique with MakeUnique

chrome/browser/ui/webui/chromeos/first_run/first_run_actor.cc

 // Copyright 2013 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 "chrome/browser/ui/webui/chromeos/first_run/first_run_actor.h"
 
 #include <limits>
 
 #include "base/memory/ptr_util.h"
 #include "base/values.h"
@@ skipping 27 matching lines @@
   return *this;
 }
 
 FirstRunActor::StepPosition& FirstRunActor::StepPosition::SetLeft(int left) {
   left_ = left;
   return *this;
 }
 
 std::unique_ptr<base::DictionaryValue> FirstRunActor::StepPosition::AsValue()
     const {
-  base::DictionaryValue* result = new base::DictionaryValue();
+  auto result = base::MakeUnique<base::DictionaryValue>();
   if (top_ != kNoneValue)
     result->SetInteger("top", top_);
   if (right_ != kNoneValue)
     result->SetInteger("right", right_);
   if (bottom_ != kNoneValue)
     result->SetInteger("bottom", bottom_);
   if (left_ != kNoneValue)
     result->SetInteger("left", left_);
-  return base::WrapUnique(result);
+  return result;
 }
 
 FirstRunActor::FirstRunActor()
     : delegate_(NULL) {
 }
 
 FirstRunActor::~FirstRunActor() {
   if (delegate())
     delegate()->OnActorDestroyed();
   delegate_ = NULL;
 }
 
 }  // namespace chromeos