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

components/drive/chromeos/file_system/download_operation.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 "components/drive/chromeos/file_system/download_operation.h"
 
 #include <stdint.h>
 
 #include <utility>
 
@@ skipping 266 matching lines @@
     DCHECK(entry_);
   }
 
   base::Closure GetCancelClosure() {
     return base::Bind(&DownloadParams::Cancel, weak_ptr_factory_.GetWeakPtr());
   }
 
   void OnCacheFileFound(const base::FilePath& cache_file_path) {
     if (!initialized_callback_.is_null()) {
       initialized_callback_.Run(FILE_ERROR_OK, cache_file_path,
-                                base::WrapUnique(new ResourceEntry(*entry_)));
+                                base::MakeUnique<ResourceEntry>(*entry_));
     }
     completion_callback_.Run(FILE_ERROR_OK, cache_file_path, std::move(entry_));
   }
 
   void OnStartDownloading(const base::Closure& cancel_download_closure) {
     cancel_download_closure_ = cancel_download_closure;
     if (initialized_callback_.is_null()) {
       return;
     }
 
     DCHECK(entry_);
     initialized_callback_.Run(FILE_ERROR_OK, base::FilePath(),
-                              base::WrapUnique(new ResourceEntry(*entry_)));
+                              base::MakeUnique<ResourceEntry>(*entry_));
   }
 
   void OnError(FileError error) const {
     completion_callback_.Run(error, base::FilePath(),
                              std::unique_ptr<ResourceEntry>());
   }
 
   void OnDownloadCompleted(const base::FilePath& cache_file_path,
                            std::unique_ptr<ResourceEntry> entry) const {
     completion_callback_.Run(FILE_ERROR_OK, cache_file_path, std::move(entry));
@@ skipping 218 matching lines @@
   delegate_->OnFileChangedByOperation(changed_files);
   params->OnDownloadCompleted(*cache_file_path, std::move(entry_after_update));
 }
 
 void DownloadOperation::CancelJob(JobID job_id) {
   scheduler_->CancelJob(job_id);
 }
 
 }  // namespace file_system
 }  // namespace drive